Gas Flow Switches Datasheets

Hedland™ Rotameters -- EZ-View® Flow Meters
from Badger Meter

Hedland EZ-View ® flow meters provide a lower cost alternative to standard Hedland flow meters. Made from high-impact thermoplastics like polysulfone and Radel ®, these variable area meters (rotameters) contain a minimum number of moving parts, offering a reliable, trouble-free flow rate... [See More]

  • Process Media Type: Liquid; Gas
  • Media Temperature: 32 to 250
  • Operating Pressure: 325
  • Gas Volumetric Flow Rate: 212
Inline Mass Flow Meter DN15 - DN50 -- EE771
from E+E Elektronik

The EE771 is a thermal mass flow meter for compressed air and gases. Irrespective of pressure and temperature, the EE771 flow meter registers mass flow, volumetric flow or standard flow. The flow meter can measure the consumption of compressed air, nitrogen, oxygen, CO2, helium, argon or other... [See More]

  • Process Media Type: Gas
  • Media Temperature: -4 to 176
  • Operating Pressure: 232
  • Accuracy: 2.5
SFAB-1000U-HQ10-2SA-M12 Flow sensor -- 565405
from Festo Corporation

Flow sensor SFAB-1000U-HQ10-2SA-M12 With rotatable display and integrated QS fittings. Authorisation=(* C-Tick, * c UL us - Recognized (OL)), CE mark (see declaration of conformity)=to EU directive for EMC, Materials note=Conforms to RoHS, Measured variable=(* Flow rate , * Consumption), Direction... [See More]

  • Process Media Type: Gas
  • Media Temperature: 32 to 122
  • Operating Pressure: 0.0 to 145
  • Gas Volumetric Flow Rate: 0.3531 to 35.31
Analyzer Flow Switch/Monitors -- FS10A
from Fluid Components Intl. (FCI)

The FS10A is a universal flow monitor and switch specifically designed for gas and liquid process analyzer sampling systems. The FS10A is a fast responding, highly repeatable sensor which installs easily into a standard tube tee fitting or new SP76 (NeSSI) modular manifold. The FS10A utilizes proven... [See More]

  • Process Media Type: Liquid; Gas
  • Media Temperature: -40 to 500
  • Operating Pressure: 0.0 to 600
  • Gas Volumetric Flow Rate: 0.1000 to 20
Variable Area Flowmeter -- DK 32
from KROHNE Messtechnik

The DK 32 and DK 34 variable area flowmeters are versatile and can be used for gases and liquids. The sturdy all-metal design ensures high resistance to pressure, temperature and media and stands up to extreme application and environmental conditions. The position of the float is magnetically... [See More]

  • Process Media Type: Liquid; Gas
  • Media Temperature: 302
  • Operating Pressure: 1885
  • Gas Volumetric Flow Rate: 0.5636 to 120
Compact Relay Controller Flow Switch -- FST-200-R / FST-300-R Series
from OMEGA Engineering, Inc.

This switch package offers a complete solution for flow or no-flow switching in pipes or ducting ranging up to 16". The compact relay controller provides reliable actuation of valves, pumps or blowers rated up to 1 /2 HP. Common applications include low flow pump or process protection. To complete... [See More]

  • Process Media Type: Liquid; Gas
  • Media Temperature: 158
  • Operating Pressure: 150
  • Accuracy: 5
FLOW SWITCH GAS/AIR -- GT101303 [GT101303 from Flowline, Inc.]
from Radwell International


  • Process Media Type: Gas
  • Electrical Output: Switch
from RS Components, Ltd.

Requires a remote signal processor to operate, see stock no 313-2526 or 313-2532 (Available in most markets). Pressure rating up to 60 bar static, 100 bar dynamic. Fluid temperature range: â €"25 to +80 °C (100 °C for 10 minutes maximum). On delay time: 8s typical. Switch on... [See More]

  • Process Media Type: Liquid; Gas
  • Media Temperature: -13 to 176
  • Operating Pressure: 1450
  • Gas Volumetric Flow Rate: 0.0021 to 0.6357
EX Proof Flow Switch -- CF12
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]

  • Process Media Type: Liquid; Gas
  • Velocity Flow Rate: 0.0984 to 16.4
  • Operating Pressure: 1450
  • Accuracy: 10
Glass Tube Variable Area Flow Meter, GT1000 Series -- 1020N / 1024N / 1026N / 1027N
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]

  • Process Media Type: Liquid; Gas
  • Media Temperature: 250
  • Operating Pressure: 75 to 500
  • Gas Volumetric Flow Rate: 170
7000/8000 Series Differential Pressure Orifice Type Flow Meter
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]

  • Process Media Type: Liquid; Gas; Steam
  • Media Temperature: -30 to 350
  • Operating Pressure: 10 to 400
  • Gas Volumetric Flow Rate: 0.1667 to 66.67
Adjustable Industrial Flow Switch for Liquids and Gases, 1/2" NPT(F) Connection -- GO-32929-24
from Cole-Parmer

Industrial Flow Switches are normally closed (NC) but can be wired for normally open (NO). Typical applications include lubrication, process, fire control, and cooling systems; heat pumps; hydraulic lifts; and water treatment.| Choose a brass model with a  ¼ ' ', 3/8 ' ',... [See More]

  • Process Media Type: Gas
  • Electrical Output: Switch
  • End Fittings: In-line Threaded
  • Operating Temperature: 220
Armor-Flo™ 3500 Series Flowmeter with Limit Switch
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]

  • Process Media Type: Liquid; Gas; Steam
  • Media Temperature: -10 to 400
  • Operating Pressure: 200 to 1000
  • Gas Volumetric Flow Rate: 2 to 2000
Air and Gas Duct Flow Meter -- Model 100CS
from INTEK, Inc.

Rheotherm flow sensing probes for duct gases are easy to install and provide long-term service with little or no maintenance. The output can be in mass, standard volume or velocity units. Options for hazardous locations (intrinsically safe/explosion-proof) are available. [See More]

  • Process Media Type: Liquid; Gas
  • Velocity Flow Rate: 0.0833 to 417
  • Media Temperature: 0 to 212
  • Accuracy: 1
F62 Series Air Flow Switch
from Johnson Controls, Inc.

This control detects air flow or the absence of air flow in ducts, responding only to the velocity of air movement. The one-piece stainless steel paddle can be trimmed, if necessary. The control is supplied with mounting plate gasket. [See More]

  • Process Media Type: Gas
  • Mounting: In-line
  • Velocity Flow Rate: 100 to 2000
  • Electrical Output: Switch
KSR/SVN - Low Volume Flow Switch for Liquids or Gases
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]

  • Process Media Type: Liquid; Gas
  • Media Temperature: 160
  • Operating Pressure: 230
  • Gas Volumetric Flow Rate: 0.0017 to 0.2167
Flow Level Switch -- Innova-Switch
from Litre Meter Limited

State-of-the-art in gaseous and liquid flow switching or liquid level control. High-resolution thermal differential technique. [See More]

  • Process Media Type: Liquid; Gas; Steam
  • Media Temperature: 158 to 905
  • Operating Pressure: 3000
  • Accuracy: 1
Adjustable Flow Switches -- M-100 Series
from Malema Sensors

The M-100 Series is an extremely sensitive flow switch. It 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 a... [See More]

  • Process Media Type: Liquid; Gas
  • Liquid Volumetric Flow Rate: 0.00 to 0.25
  • Gas Volumetric Flow Rate: 0.0018 to 2.12
  • Mounting: In-line
Fixed-Orifice Flowmeter -- 2021FGS-*-1.5 - 5 SCFM
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]

  • Process Media Type: Gas
  • Media Temperature: 200
  • Operating Pressure: 3000
  • Gas Volumetric Flow Rate: 1.5 to 5
Air Flow Switch Alarm -- Model 233
from Pyott-Boone Electronics (PBE Group)

The Model 233 Air Flow Switch is designed to detect the loss of airflow in a mine shaft. When mounted near the mine fan, the Model 233 will detect air stoppages due to the loss of power, mechanical breakdown or cave-in. Only one simple moving part, it can be connected to an alarm reporting device... [See More]

  • Process Media Type: Gas
  • Electrical Output: Switch
FPX-4008 Proximity Air/Oil Switch -- FPX4008-A
from Siargo Ltd.

The FPX4008 proximity switch with mass flow sensing is manufactured using Siargo's proprietary MEMS sensor process that ensures reliability, performance and low cost. The sensors are specially designed for fast response to the air/oil lubricator applications. The surface of the sensor is passivated... [See More]

  • Process Media Type: Gas
  • Pipe Diameter: 0.25
  • Operating Pressure: 145
  • Mounting: In-line
V12F Series Flow Switch
from United Electric Controls Company

In applications with maximum system flows well above the desired set point, these flow switches offer low pressure drop. By using a large diameter bypass bore the pressure drop is reduced after switch actuation has occurred. Designed for exceptional reliability the V12F presents a convenient... [See More]

  • Process Media Type: Liquid (optional feature); Gas (optional feature)
  • Pipe Diameter: 0.38 to 0.50
  • Liquid Volumetric Flow Rate: 0.15 to 5.00
  • Mounting: In-line