Single Pole (SP) Flow Switches
from Fluid Components Intl. (FCI)
The FS10i is a universal flow switch and flow monitor designed for simple insertion into ½ ” (13mm) or larger diameter pipes and square ducts. The unit is suitable for either liquid or air/gas applications. It is fast responding and highly repeatable to both increasing and decreasing... [See More]
- Poles: Single Pole
- Operating Pressure: 2002
- Process Media Type: Liquid; Gas
- Media Temperature: -40 to 250
from KOBOLD Instruments, Inc.
Product Features. Control of Very Small Liquid or Gas Flows. Wetted Parts - SS 1.4305, Borosilicate Glass, FKM. Proximity Switch or Reed Contact. Vertical Connection for In-Line Mounting. Flow switch types KSR and SVN operate on the same principle as a float-type flow indicator. Provided that the... [See More]
- Poles: Single Pole
- Operating Pressure: 230
- Process Media Type: Liquid; Gas
- Media Temperature: 160
from OMEGA Engineering, Inc.
The FST1000 Series measures air velocity and provides two SPST alarm contact closures corresponding to high and low alarm set points. The alarm set points are adjustable from 0 to 100% of the air flow range. The unit comes with a green power LED, and two red LEDs for high and low alarm indications. [See More]
- Poles: Single Pole
- Velocity Flow Rate: 0.0 to 167
- Process Media Type: Gas
- Accuracy: 2
from ERDCO Engineering Corporation
In addition to the performance benefits of the 3400 Series flow rate meter, the 3500 Series Armor-Flo ™ includes switching capabilities. Adjustable flow switches provide positive indication of flow/no flow conditions or may be positioned to establish process limits. In either application the... [See More]
- Poles: Single Pole
- Operating Pressure: 200 to 1000
- Process Media Type: Liquid; Gas; Steam
- Media Temperature: -10 to 400
from Watts
Series FS-200-W Paddle-Type Flow Switches are used in commercial and industrial applications to accurately monitor the flow of liquid in pipelines servicing water systems, heating systems, air conditioning and processing installations for industrial and commercial applications. The flow switches are... [See More]
- Poles: Single Pole
- Mounting: Insertion
- Process Media Type: Liquid
- End Fittings: In-line Threaded
from Sitron
The CF12 Thermal Dispersion Flow Switch with Exproof Housing (GX) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This unit offers reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application. Unlike the CF12 with either the small nylon... [See More]
- Poles: Single Pole
- Operating Pressure: 1450
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Solutions with Innovation, LLC
The F001 is a precision machined, piston type flow switch that provides unsurpassed durability and reliability. Its all brass or 316 stainless steel body is rated to 1000 psig with its internal piston the only moving part. Supplied with ¼" NPT inlet and outlet ports, the F001 can be factory... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -40 to 300
from Brooks Instrument
Features. Wide range of flow ratings. Operating temperature range 33 to 125 °F (1 °C to 52 °C). Pressure ratings up to 500 psig / 34 bar. Two accuracy levels to choose from: 2% or 1% Full Scale. Optional high and low-flow reed switch or inductive alarm, also for safe use in explosive... [See More]
- Poles: Single Pole
- Operating Pressure: 75 to 500
- Process Media Type: Liquid; Gas
- Media Temperature: 250
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac, 220Vac. Switching Current: 1.0 Amax. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％(max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.55~15L/min. Operation Temperature: -10~80 °C. Operation... [See More]
- Poles: Single Pole
- Operating Pressure: 116
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.15 to 3.96
from Malema Sensors
The M-100X Series is an extremely sensitive flow switch. This has been engineered to monitor vital sample flow parameters for instrumentation in process control and inert blanket gases. It is used as an auxiliary alarm monitor for flow meters and is ideally suited for applications when installed on... [See More]
- Poles: Single Pole
- Operating Pressure: 1500 to 3000
- Process Media Type: Liquid; Gas
- Media Temperature: 104 to 149
from Clark Solutions
Use the 7000/8000 series flow meters for measuring the flow rate of liquids, gases, compressed air and steam in closed pipes. We also make indicating flow switches and flow transmitters for process indication and control. Meters feature a large easy to read analog dial with 270 degree pointer... [See More]
- Poles: Single Pole
- Operating Pressure: 10 to 400
- Process Media Type: Liquid; Gas; Steam
- Media Temperature: -30 to 350
from Gems Sensors & Controls
Flow Rate Settings: 0.75 GPM to 14.0 GPM. Port Size: 3/4". Primary Construction Material: Bronze. Setting Type: Adjustable. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass... [See More]
- Poles: Single Pole
- Operating Pressure: 400 to 800
- Process Media Type: Liquid
- Media Temperature: -20 to 180
from Orange Research, Inc.
Fixed Set-Point Flow Switches. Our 30000 Series fixed set-point flow switches have factory-preset settings. The many features and the adjustability found on our other models have been designed out. Their compact size and basic profile results in low-cost switches that can be mounted where space is... [See More]
- Poles: Single Pole
- Operating Pressure: 0.0 to 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 200
from KOBOLD Instruments, Inc.
Product Features. Adjustable Switchpoint. Micro Switch Rated to 15 Amps. Install in Vertical or Horizontal Ducts. KOBOLD LPS air flow switches are widely used to control flow setpoints in HVAC applications. In addition to being robust, they have the added benefit of being inexpensive as well. The... [See More]
- Poles: Single Pole
- Media Temperature: 185
- Process Media Type: Gas
- Velocity Flow Rate: 3.25 to 30.17
from OMEGA Engineering, Inc.
FL-X Series variable-area flowrate indicators utilize fluid movement to actuate a swinging vane, which drives the scale pointer and triggers the signal switch. The corrosion-resistant construction includes no breakable tubes, and a display that is unaffected by the opacity of the fluid. These... [See More]
- Poles: Single Pole
- Operating Pressure: 200
- Process Media Type: Liquid
- Media Temperature: 199
from Watts
Series FS-204-W Paddle-Type Flow Switches are used in commercial and industrial applications to accurately monitor the flow of liquid in pipelines servicing water systems, heating systems, air conditioning and processing installations for industrial and commercial applications. The flow switches are... [See More]
- Poles: Single Pole
- Mounting: Insertion
- Process Media Type: Liquid
- End Fittings: In-line Threaded
from Sitron
The CF12 series of thermal flow switches is designed to monitor flow status of liquids and gases and can also be used to detect level. A chain of 8 LED ’s gives the user a visual indication of the flow status of the switch. There are two red LEDs that indicate whether or not the unit has... [See More]
- Poles: Single Pole
- Operating Pressure: 1450
- Process Media Type: Liquid; Gas
- Liquid Volumetric Flow Rate: 0.00 to 0.08
from Solutions with Innovation, LLC
The F002 is a precision machined, piston type flow switch that provides unsurpassed durability and reliability. Its all brass or 316 stainless steel body is rated to 1000 psig with its internal piston the only moving part. Supplied with ¼" NPT inlet and outlet ports and a ½" NPTF... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from Brooks Instrument
Reliable and affordable, MT3600 metal tube variable area flow meters satisfy the operational and reliability requirements for multiple industrial purge meter applications, such as metering coolants, pump seal fluids, lubricants under pressure and opaque fluids. Featuring high-temperature and... [See More]
- Poles: Single Pole; Double Pole
- Operating Pressure: 1500
- Process Media Type: Liquid; Gas; Steam
- Media Temperature: -20 to 500
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac,220Vac. Switching Current: 1.0 Amax. Switch Power Rating: 70 V A. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％(max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.15~2L/min. Operation Temperature:... [See More]
- Poles: Single Pole
- Operating Pressure: 435
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.04 to 0.53
from Malema Sensors
The M-50X Explosion Proof Series low flow, flow switches monitor increasing and decreasing flow. They utilize a single moving part which responds to fluid (liquid or gas) flowing within a system. The flow monitors operate only when fluid is positively established. Features. Well suited for corrosive... [See More]
- Poles: Single Pole
- Operating Pressure: 3000
- Process Media Type: Liquid; Gas
- Media Temperature: 300
from Clark Solutions
The flow meter and switch model DS06 works according to a modified variable area principle. The float is guided in a cylindrical measuring tube by means of a slotted nozzle. The flowing medium moves the float in the flow direction. An externally mounted pointer indicator is magnetically coupled to... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 4350
- Process Media Type: Liquid
- Media Temperature: ? to 212
from Gems Sensors & Controls
Flow Rate Settings: Liquids - Infinite Adjustment between 0.5 GPM and 20.0 GPM; Air/Gases - See chart. Port Size: 1/2" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Adjustable. These externally adjustable switches are ideal for protecting machine tools from coolant flow... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from Orange Research, Inc.
Fixed-Orifice Flowmeters. Our flowmeters are designed for those applications where a rotameter is not appropriate. Consider the inherent problems of rotameters--they are difficult to read, especially with dirty or opaque fluids, have low pressure ratings and allow vertical orientation only. Now... [See More]
- Poles: Single Pole
- Operating Pressure: 3000
- Process Media Type: Liquid
- Media Temperature: 200
from KOBOLD Instruments, Inc.
Product Features. Flow Ranges 2-6.3 GPH to 8-26 GPM Oil. All Metal Bodies in Brass. Adjustable Switch Available. Pressure 3600 PSIG Maximum. Looking for a low cost, truly viscosity compensated flowmeter that won't break the company budget? Look no further than the KOBOLD VKA line of meters! The VKA... [See More]
- Poles: Single Pole
- Operating Pressure: 3600
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.03 to 26.00
from OMEGA Engineering, Inc.
OMEGA ® in-line flowmeters offer high accuracy flow rate indication for oil or water and the ability to either control the flowrate or alarm on high or low flowrates. These units feature an SPDT switch which can be triggered at any point along the flow range. [See More]
- Poles: Single Pole
- Operating Pressure: 1000 to 3500
- Process Media Type: Liquid
- Media Temperature: 241
from Sitron
The CF12RM Remote Mounted Thermal Dispersion Flow Switch is available in two versions: CF12RMDC (+/-24Vdc) or CF12RMAC (85 to 264Vac). Both of these models offer reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application, with the flexibility of separate panel... [See More]
- Poles: Single Pole
- Operating Pressure: 4350
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Solutions with Innovation, LLC
The series F003A is an adjustable flow switch installed in line with the fluid movement to monitor flow rates from .75 to 4.0 and 2.0 to 8.0 GPM. The compact and durable design allows for ease of installation and the removable bonnet assembly provides easy access for cleaning without removal from... [See More]
- Poles: Single Pole
- Operating Pressure: 400
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac, 220Vac. Switching Current: 1.0 Amax. Switch Power Rating: 70 V A. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％ (max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.95~15L/min. Operation Temperature:... [See More]
- Poles: Single Pole
- Operating Pressure: 435
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.25 to 3.96
from Malema Sensors
The operating principle is based on a free floating magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can... [See More]
- Poles: Single Pole
- Operating Pressure: 200
- Process Media Type: Liquid; Gas
- Media Temperature: 220
from Clark Solutions
The flow meter and switch model DS02 works according to a modified variable area principle. The float is guided in a cylindrical measuring tube by means of a spring. The flowing medium moves the float in the flow direction. A Reed contact is mounted outside the meter in a sealed housing. When the... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 4350
- Process Media Type: Liquid; Gas
- Media Temperature: ? to 212
from Gems Sensors & Controls
Flow Rate Settings: Liquids 0.5 GPM to 5 GPM. Port Size: 1/2" NPT. Primary Construction Material: Polypropylene. Setting Type: Fixed. These slim, inline switches reduce pressure drop to a minimum. They incorporate a unique, dual-diameter, internal bore and piston configuration to minimize flow... [See More]
- Poles: Single Pole
- Operating Pressure: 150 to 200
- Process Media Type: Liquid
- Media Temperature: 0 to 212
from Orange Research, Inc.
PVC Filter & Flow Monitor Instruments. Measure filter or flow performance with our unique instruments with PVC wetted parts. Save thousands of dollars with low-cost solutions. Whether you need local indication, a switch, or a transmitter for remote use, we have those solutions. Filter Monitors. [See More]
- Poles: Single Pole
- Operating Pressure: 200
- Process Media Type: Liquid
- Media Temperature: 32 to 120
from OMEGA Engineering, Inc.
The FSW-30A flow switch is supplied with six orifices to provide 6 overlapping flow ranges from 0.12 to 8.0 GPM for water. The FSW-31 is supplied with 3 different drag discs to provide 3 overlapping ranges from 6 to 70 GPM for water. The orifices and drag discs can be changed while the switch is... [See More]
- Poles: Single Pole; Double Pole
- Operating Pressure: 400
- Process Media Type: Liquid
- Media Temperature: 180
from Sitron
The CF12 Thermal Dispersion Flow Switch with a large 316 Stainless Steel housing (A2) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This model is an excellent alternative when either plastic or aluminum is not recommended. The CF12 (A2) offers reliable liquid and gas flow... [See More]
- Poles: Single Pole
- Operating Pressure: 4350
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac, 220Vac. Switching Current: 1.0 Amax. Switch Power Rating: 70 V A. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％(max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.95~20L/min. Operation Temperature:... [See More]
- Poles: Single Pole
- Operating Pressure: 435
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.25 to 5.28
from Malema Sensors
The M-50 Series low flow, flow switches monitor increasing and decreasing flow. They utilize a single moving part which responds to fluid (liquid or gas) flowing within a system. These switches are suitable for a wide range of applications in industrial, biomedical, and OEM products. The flow... [See More]
- Poles: Single Pole
- Operating Pressure: 30 to 3000
- Process Media Type: Liquid; Gas
- Media Temperature: 170 to 300
from Clark Solutions
The flow meter and switch model DS01 works according to a modified variable area principle. The float is guided in a cylindrical measuring glass by means of a spring. The flowing medium moves the float in the flow direction. The upper edge of the float shows the momentary flow via a burnt-in scale... [See More]
- Poles: Single Pole
- Operating Pressure: 145 to 232
- Process Media Type: Liquid; Gas
- Media Temperature: 160 to 320
from Gems Sensors & Controls
Flow Rate Settings: 0.5 GPM to 100.0 GPM. Port Size: 1" NPT to 2" NPT. Primary Construction Material: Bronze or Stainless Steel. Setting Type: Fixed. The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction... [See More]
- Poles: Single Pole
- Operating Pressure: 400
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from Orange Research, Inc.
Variable-Area Flowmeters. Our flowmeters are designed for those applications where a rotameter is not appropriate. Consider the inherent problems of rotameters--they are difficult to read, especially with dirty or opaque fluids, have low pressure ratings and allow vertical orientation only. Now... [See More]
- Poles: Single Pole
- Operating Pressure: 5000
- Process Media Type: Liquid
- Media Temperature: 200
from OMEGA Engineering, Inc.
The FSW-40A and FSW-50 Series flow switches feature 15 A SPDT switches and an adjustable internal screw adjustment which provides continuous switch point while in operation in-line. Multiple drag disks are supplied with each unit to provide incremental switch point adjustment. Their non-magnetic... [See More]
- Poles: Single Pole
- Operating Pressure: 300
- Process Media Type: Liquid
- Media Temperature: 199
from Sitron
The CF12 Thermal Dispersion Flow Switch with a small aluminum housing (G1) is available in two versions: CF12DC (+/-24Vdc) or CF12AC (85 to 264Vac). Both of these models offer reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application with a small robust... [See More]
- Poles: Single Pole
- Operating Pressure: 4350
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac, 220Vac. Switching Current: 1.0 Amax. Switch Power Rating: 70 VA. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％(max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.95~10L/min. Operation Temperature:... [See More]
- Poles: Single Pole
- Operating Pressure: 435
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.25 to 2.64
from Malema Sensors
The M-55 low flow, flow switches monitor increasing and decreasing flow. They utilize a single moving part which responds to fluid (liquid or gas) flowing within a system. These switches are suitable for a wide range of applications in industrial, biomedical, and OEM products. The flow monitors... [See More]
- Poles: Single Pole
- Operating Pressure: 80 to 3000
- Process Media Type: Liquid; Gas
- Media Temperature: 170 to 300
from Clark Solutions
Series 1100 flow switches are manufactured to exacting standards and provide accurate flow detection for most applications. Product inspection involves calibrated tools and gages traceable to National Bureau of Standards. The flow swtches are broadly used in machine tools, HVAC equipment and any... [See More]
- Poles: Single Pole
- Operating Pressure: 400
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.50
from Gems Sensors & Controls
Flow Rate Settings: 0.1 GPM to 1.5 GPM. Port Size: 9/16" - 18 UNF. Primary Construction Material: Ryton ®. Setting Type: Fixed. More robust porting hubs offer better structural integrity. Molded cable grommet offers improved moisture protection. The FS-4 Series makes flow protection economical... [See More]
- Poles: Single Pole
- Operating Pressure: 250
- Process Media Type: Liquid
- Media Temperature: 0 to 225
from OMEGA Engineering, Inc.
The FPR100 Series sensors are designed with a one-piece composite rotor, sturdy unibody construction, ceramic shafts, and superior sealing, to provide superior durability and economy. The FPR110 Series, with bright orange spinning rotors provide visual indication of flow only. The FPR120 Series... [See More]
- Poles: Single Pole
- Operating Pressure: 200
- Process Media Type: Liquid
- Media Temperature: 180 to 212
from Sitron
The CF12 Thermal Dispersion Flow Switch with a large aluminum housing (G2) comes standard with a Universal Power Supply: 24Vdc or 85 to 264Vac. This unit offers reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application. Unlike the CF12 with either the small... [See More]
- Poles: Single Pole
- Operating Pressure: 4350
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Switching Voltage: 100Vac, 220Vac. Switching Current: 1.0 Amax. Switch Power Rating: 70 V A. Switch Connections: SPST-NO (Normally Open)/SPST-NC (Normally Closed). Set Point Tolerance: 10 ％(max.). Setting Accuracy: ±10 ％. Range of Flow Rate: 0.15~2L/min. Operation Temperature:... [See More]
- Poles: Single Pole
- Operating Pressure: 435
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.04 to 0.53
from Malema Sensors
The operating principle is based on a free floating magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can... [See More]
- Poles: Single Pole
- Operating Pressure: 60
- Process Media Type: Liquid; Gas
- Media Temperature: 104
from Clark Solutions
Series 1800 flow switches are manufactured to exacting standards and provide accurate flow detection for most applications. Product inspection involves calibrated tools and gages traceable to National Bureau of Standards. Switch function involves magnet equipped PVC shuttle that is displaced at the... [See More]
- Poles: Single Pole
- Operating Pressure: 150
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.50
from Gems Sensors & Controls
Flow Rate Settings: 0.75 GPM to 10.0 GPM. Port Size: 3/4". Primary Construction Material: Bronze. Setting Type: Fixed. Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane... [See More]
- Poles: Single Pole
- Operating Pressure: 400 to 800
- Process Media Type: Liquid
- Media Temperature: -20 to 180
from OMEGA Engineering, Inc.
The FPR-200 series flowrate sensor integrates rugged tangential turbine technology with a precision digital-to-analog conversion circuit hermetically encapsulated within the body of the sensor. The flow sensor is ideal for measuring flowrates in cooling circuits, HVAC systems and batching... [See More]
- Poles: Single Pole
- Operating Pressure: 150 to 500
- Process Media Type: Liquid
- Media Temperature: 149 to 225
from Sitron
The CF12 Thermal Dispersion Flow Switch with a small nylon housing (N1) is available in two versions: CF12DC (+/-24Vdc) or CF12AC (85 to 264Vac). Both of these models offer compact and reliable liquid and gas flow detection ideally suited for just about any Flow/ No Flow application. And while the... [See More]
- Poles: Single Pole
- Operating Pressure: 4350
- Process Media Type: Liquid; Gas
- Velocity Flow Rate: 0.0984 to 16.4
from Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.
Particular Introductio. 1. Describtion. FSP series paddle flow switches is made of reed swiches, PP switches housing and brass body, SUS304 paddle, the flow switches can be adjustable in line, changed the switches from N.O. to N.C. also you may changed the setting flow ratting. FSP series paddle... [See More]
- Poles: Single Pole
- Operating Pressure: 1000 to 2000
- Process Media Type: Liquid; Gas
- Media Temperature: 199 to 257
from Malema Sensors
The operating principle is based on a magnetic piston which responds only to the motion of fluids within the line, not to static or system pressures. In the presence of fluid flow, controlled movement of the piston actuates an external hermetically sealed reed switch. This switch can be used to... [See More]
- Poles: Single Pole
- Mounting: In-line
- Process Media Type: Liquid; Gas
- End Fittings: In-line Threaded
from Clark Solutions
Series 2100 flow switches are manufactured to exacting standards and provide accurate flow detection for most applications. Product inspection involves calibrated tools and gages traceable to National Bureau of Standards. The switches function as a magnet embedded in a spring loaded polysulfone... [See More]
- Poles: Single Pole
- Operating Pressure: 250
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.25
from Gems Sensors & Controls
Flow Rate Settings: 0.5 GPM or 2.0 GPM. Port Size: 3/4" or 1" IPS. Primary Construction Material: Clear PVC. Setting Type: Fixed. Designed for low cost flow/no-flow monitoring. This series is available with a clear, transparent PVC housing which is ideal for use where visual flow confirmation is... [See More]
- Poles: Single Pole
- Operating Pressure: 50 to 120
- Process Media Type: Liquid
- Media Temperature: 120
from OMEGA Engineering, Inc.
The FSW-9000 Series is a flow switch monitor that measures the velocity of the flow. It is ideal for use in measurement and control liquid applications. The FSW-9000 Series provides two output options: a 4 to 20mA analog output and a PNP/NPN output. For the 4 to 20 mA output, the electronics ’... [See More]
- Poles: Single Pole
- Operating Pressure: 4351
- Process Media Type: Liquid
- Media Temperature: 140
from Malema Sensors
The MFS-25 series of Paddle Flow Switches that are ideally suited in process applications where direction of flow and desired actuation set points are needed for control and dynamics of operations. These monitor flow/no flow conditions and are supplied in different paddle lengths. The trimming of... [See More]
- Poles: Single Pole
- Operating Pressure: 1500
- Process Media Type: Liquid; Gas
- Pipe Diameter: 1.00 to 8.00
from Clark Solutions
Series 2600 flow switches are manufactured to exacting standards and provide accurate flow detection for most applications. Product inspection involves calibrated tools and gages traceable to National Bureau of Standards. Switch function involves magnet equipped PVC shuttle that is displaced at the... [See More]
- Poles: Single Pole
- Operating Pressure: 150
- Process Media Type: Liquid
- Liquid Volumetric Flow Rate: 0.50
from Gems Sensors & Controls
Flow Rate Settings: 0.25 GPM to 5.0 GPM. Port Size: 3/4" NPT. Primary Construction Material: Polypropylene. Setting Type: Fixed. The FS-500 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene or stainless steel, making... [See More]
- Poles: Single Pole
- Operating Pressure: 40 to 100
- Process Media Type: Liquid
- Media Temperature: 0 to 212
from OMEGA Engineering, Inc.
The FL-W Series of water flow monitors can be used with flows from 1 gph up to 90 gpm. These flowmeters utilize the fluid ’s movement to actuate a swinging vane (or piston), which drives the scale pointer and triggers the signal switch. SPECIFICATIONS: Signal Switch: 3-Wire SPDT, 15 A @ 125... [See More]
- Poles: Single Pole
- Operating Pressure: 150 to 300
- Process Media Type: Liquid
- Media Temperature: 199
from Malema Sensors
The M-701 offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. M-701 is designed for ease of maintanance, as the bonnet and shuttle can be removed, leaving the housing and pipe work connections intact. All wetted parts are polypropylene or stainless steel,... [See More]
- Poles: Single Pole
- Media Temperature: 60 to 212
- Operating Pressure: 40 to 100
- Pipe Diameter: 0.75
from Clark Solutions
The flow meter and switch model DS03 works according to a modified variable area principle. The float is guided in a cylindrical measuring glass. The upper edge of the float shows the momentary flow via a burnt-in scale on the measuring glass. A Reed contact is mounted outside the meter in a sealed... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 145
- Process Media Type: Liquid; Gas
- Media Temperature: ? to 248
from Gems Sensors & Controls
Flow Rate Settings: Liquids - 0.1 GPM to 1.5 GPM; Air/Gases - see chart. Port Size: 1/4" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. This series of precision-calibrated switches provide reliable and consistent performance; repeatability is within 1%. FS-925... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from OMEGA Engineering, Inc.
The FSW-6000/7000 Series are thermal flow switch monitors designed to monitor flow status and also used to detect level of liquids, air and gas. A chain of 8 LED ’s gives the user a visual indication of the flow rate. In addition, there isalso a dichromatic LED, which shows the switch point... [See More]
- Poles: Single Pole
- Operating Pressure: 300
- Process Media Type: Liquid; Gas
- Media Temperature: 140
from Clark Solutions
The flow meter and switch model DS05 works according to a modified variable area principle. The float is guided in a cylindrical measuring glass by means of a spring. The flowing medium moves the float in the flow direction. The upper edge of the float shows the momentary flow via a burnt-in scale... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 145
- Process Media Type: Liquid
- Media Temperature: ? to 248
from Gems Sensors & Controls
Flow Rate Settings: Liquids - 50-300 cc/min.; Air/Gases - See Chart at Bottom of Page. Port Size: 1/4" NPT. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. These switches provide accurate detection of excessive or insufficient flow rates in such applications as:... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from OMEGA Engineering, Inc.
OMEGA ® FST-200 Series flow switches use thermal dispersion technology to create a very accurate and economical method of sensing flow. Monitor fluids from 0.4 to 1.2 specific gravity, 1 to 300 cp, and pulsating flow from 10 to 100 pulses per minute. The sensors incorporate two temperature... [See More]
- Poles: Single Pole
- Operating Pressure: 150
- Process Media Type: Liquid
- Media Temperature: 140
from Clark Solutions
The flow meter and switch model DS04 works according to a modified variable area principle. The float is guided in a cylindrical measuring tube by means of a slotted nozzle. The flowing medium moves the float in the flow direction. An externally mounted pointer indicator is magnetically coupled to... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 4350
- Process Media Type: Liquid; Gas
- Media Temperature: ? to 248
from Gems Sensors & Controls
Flow Rate Settings: 0.10 GPM to 1.50 GPM. Port Size: 1/4" NPT. Primary Construction Material: Brass, Stainless Steel. Setting Type: Fixed. Measuring only 1" x 2-3/4" (25 mm-70 mm), these compact switches are ideal for use where space is at a premium. Designed for use with water and oil, these... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 200
from OMEGA Engineering, Inc.
FSW-20 series paddle-type switches easily install into pipes ranging in size from 1 ¼" on up using an ordinary pipe tee or threaded weld coupling. The paddle pivots to move out of the liquid ’s path with increasing flow, thereby activating the switch. The paddle is easily cut for field... [See More]
- Poles: Single Pole
- Operating Pressure: 2000
- Process Media Type: Liquid
- Media Temperature: 302
from Clark Solutions
The flow meter and switch model DS08 works according to a modified variable area principle. The float is guided in a cylindrical measuring tube by means of a spring. The flowing medium moves the float in the flow direction. An externally mounted pointer indicator is magnetically coupled to the float... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 3625
- Process Media Type: Liquid; Gas
- Media Temperature: ? to 248
from Gems Sensors & Controls
Flow Rate Settings: 0.25 GPM to 2.00 GPM. Port Size: Multiple. Primary Construction Material: Brass or Stainless Steel. Setting Type: Fixed. These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The one-piece... [See More]
- Poles: Single Pole
- Operating Pressure: 500 to 1500
- Process Media Type: Liquid
- Media Temperature: -20 to 275
from Clark Solutions
The flow meter and switch model DS08 works according to a modified variable area principle. The float is guided in a cylindrical measuring tube by means of a spring. The flowing medium moves the float in the flow direction. An externally mounted pointer indicator is magnetically coupled to the float... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 4351
- Process Media Type: Liquid
- Media Temperature: ? to 248
from Gems Sensors & Controls
Low Pressure Drop Design. Flow Rate Settings: 0.25 GPM to 2.00 GPM. Port Size: 3/8" NPT Male and 1/4" Quick Disconnect (QDC) Male. Primary Construction Material: Polypropylene. Setting Type: Fixed. This rugged inline flow switch offers the same superior performance and resistance to clogging as its... [See More]
- Poles: Single Pole
- Operating Pressure: 50 to 125
- Process Media Type: Liquid
- Media Temperature: 0 to 212
from Clark Solutions
The flow meter and switch model DS07 works according to a modified variable area principle. The float is guided in a cylindrical measuring glass by means of a spring. The flowing medium moves the float in the flow direction. The upper edge of the float shows the momentary flow via a burnt-in scale... [See More]
- Poles: Single Pole
- Operating Pressure: ? to 232
- Process Media Type: Liquid; Gas
- Media Temperature: ? to 248
from Gems Sensors & Controls
Engineered for Positive Liquid Flow Detection at Pressures to 2000 psig (137.9 bar). Unique, Patented Cam Design Assures Low Pressure Drop and Does not Require Bellows, Seals, or Mechanical Linkages. Minimum In-Line Restriction; Paddle Pivots to Move Out of Liquid Path with Increasing Flow. Pipe... [See More]
- Poles: Single Pole
- Operating Pressure: 2000
- Process Media Type: Liquid
- Media Temperature: -30 to 300
from Gems Sensors & Controls
Flow Rate Settings: 0.1 GPM to 1.0 GPM. Port Size: 1/4" NPT. Primary Construction Material: Brass. Setting Type: Fixed. A unique, patented piston design assures accuracy within 20% over a full range of viscosities - from 40 to 1000 SSU. Ideal for use in applications where liquids of different... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 300
from Gems Sensors & Controls
Flow Rate Settings: 0.50 GPM to 3.00 GPM. Port Size: 1/2" NPT, 3/4" NPT, 1/2" Tube Compression Fitting. Primary Construction Material: 316 Stainless Steel. Setting Type: Fixed. The FS-480 large-body inline flow switch delivers ample flow rates with minimal pressure drop. 25% larger than its FS-380... [See More]
- Poles: Single Pole
- Operating Pressure: 1000
- Process Media Type: Liquid
- Media Temperature: -20 to 250