Built-in Alarm / Indicator Level Switches
from Arjay Engineering
Reliable level alarm and control of liquids and solids. As a liquid or solid rises or lowers around the probe, the capacitance field changes. This is monitored and used to control the two on-board relays. Each relay includes full differential control to allow the relay to activate and de-activate... [See More]
- Media Type: Liquid; Dry material (Bulk solids and powders)
- Max Current Rating: 10
- Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
- Max AC Voltage Rating: 240
from ABB Measurement & Analytics
FEATURES: Liquids and Bulk Solids. KSHIELD ™ Sensing Probes and Single Setpoint. Electronics that Provide Immunity to Buildup. Integral and Remote Electronics. Easy Set Up Via External Magnet or Pushbuttons. Housing with Glass Viewing Cover. Wide Variety of Sensing Probes to (450 ºF / 800... [See More]
- Media Type: Liquid
- Max AC Voltage Rating: 250
- Max Current Rating: 10
- Max DC Voltage Rating: 30
from ABB Measurement & Analytics
The resonant frequency is continuously monitored for changes created by a wet or dry sensor and an alarm is provided via relay. The RS85 should be used when the application requires optional process connections, exotic materials of construction, coatings, finishes or adjustable time delay and... [See More]
- Media Type: Liquid
- Max Current Rating: 8
- Repeatability (Point Level): 0.1000
- Max AC Voltage Rating: 250
from Sitron
The SC850 was designed to detect and control the level of all types of oils (1x SPDT relay) and also provide a separate alarm relay to detect the presence of water. Each relay has its own LED indication including a second LED for alarm status. This unique probe can be widely applied in petroleum... [See More]
- Media Type: Liquid
- Material Temperature Range: 14 to 176
- Maximum Operating Pressure: 725
- Mounting Options: Top mount
from Electro-Sensors, Inc.
MTS Tilt Switches and SCU-200 Control Unit. Features. • Easy to install, requires little maintenance. • Control unit interfaces with any tilt switch probe. • Advanced solid state electronic circuitry. • Intrinsically safe control unit available. • Adjustable time delay... [See More]
- Media Type: Dry material (Bulk solids and powders)
- Pole and Throw Specifications: Double Pole, Double Throw (DPDT)
- Switch Type: Electro-mechanical switch
- Max Current Rating: 5
from Madison Company
The M4169-2-FM Drum Level Indicator is a fixed mount float design with a 316 stainless steel stem and float. This model is equipped with a low level alarm. Designed for use with standard 20, 30, and 55 gallon drums. [See More]
- Media Type: Liquid
- Pole and Throw Specifications: Single Pole, Single Throw (SPST)
- Configuration (Normal State): Normally Closed (NC)
- Maximum Operating Pressure: 250
from Uehling Instrument Company
Digital Tank-O-Meters ® accurately measure tank contents regardless of the tank location in relation to the Digital Display. They are a natural extension of Uehling's well known and time proven line (since 1896) of Tank-O-Meter ® gauge products. Systems are also available as a retrofit... [See More]
- Media Type: Liquid
- Meter Technology Type: Air Bubbler
- Switch Type: Electro-mechanical switch
- Communication Interface Options: Digital Serial
from OPW Engineered Systems
A unique, pulsed — and intrinsically safe — electrical signal is generated by the control monitor and is transmitted to the sensors via a coiled cord and optic format plug.When sensors on the transport are dry a signal is returned to the monitor. If the signal meets pre-determined... [See More]
- Media Type: Liquid
- Max Current Rating: 5
- Switch Type: Electro-mechanical switch
- Max AC Voltage Rating: 240
from Albér
The Alber ELS is a non-invasive level sensor designed to save you time and money!. ● Designed specifically to comply with the NERC PRC-005 requirements for electrolyte level inspection. ● Eliminate the required quarterly inspection of battery electrolyte levels. ● No alarm …... [See More]
- Media Type: Liquid
- Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
- Switch Type: Electro-mechanical switch
- Pole and Throw Specifications: Double Pole, Double Throw (DPDT)
from Automation24, Inc.
The Nivotester FTW325-A2B1A conductive point level switch from Endress+Hauser is an intrinsically safe limit switch for connection to conductive sensors. The compact enclosure allows simple serial mounting on a top-hat rail in the control cabinet. Sensors from the Liquipoint T FTW31/32 range can... [See More]
- Configuration (Normal State): Normally Open (NO)
- Meter Technology Type: Electrical Conductivity or Resistance
- Pole and Throw Specifications: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
- Features: Built in alarm indicator
from Siemens Process Instrumentation
Featuring state-of-the-art safety technology and multiple paddle options, the SITRANS LPS200 is as reliable as it is versatile. Practical, low-maintenance design. Optional hinged vane for low density materials and small process connections. Five seal ingress protection. Motor switches off during... [See More]
- Media Type: Dry material (Bulk solids and powders)
- Maximum Operating Pressure: 145
- Measuring Range: 3.94 to 394
- Material Temperature Range: -13 to 1112
from OMEGA Engineering, Inc.
The LV-10 Series level switches feature a small float displacement, especially suited for narrow or restricted areas. A standard 1/8" NPT male fitting allows for quick installation in either the top or bottom of the tank or vessel. A sealed SPST switch provides consistent accuracy and high... [See More]
- Media Type: Liquid
- Configuration (Normal State): Normally Open (NO); Normally Closed (NC)
- Switch Type: Electro-mechanical switch
- Pole and Throw Specifications: Single Pole, Single Throw (SPST)
from Time Mark Corporation
The Model 409 is a compact, socket-mount device for level control of conductive liquids. The internal relay is energized when operating power is applied. When the liquid level reaches the probe, the relay de-energizes. When the level drops below the probe, the relay will reset. A fixed, two-second... [See More]
- Media Type: Liquid
- Max AC Voltage Rating: 250
- Pole and Throw Specifications: Single Pole, Double Throw (SPDT)
- Material Temperature Range: -40 to 140
from Micro Sensor Co., Ltd.
Level switches are devices that are used to monitor and control the level of liquid or bulk material in a tank or vessel. They are designed to sense the level of the fluid or material and provide an output signal to control pumps, valves, alarms, or other devices. [See More]
- Media Type: Liquid
- Features: Built in alarm indicator
from Madison Company
The Madison U3M Mini Ultrasonic Sensor is for drum applications requiring a non-contact level device. This sensor mounts directly into a 3/4" NPT bung and requires a power source. The sensor is calibrated by the user using an on-board push button. The U3M is available in two configurations: one that... [See More]
- Media Type: Liquid
- Max Current Rating: 0.0700
- Measuring Range: 72
- Max DC Voltage Rating: 24
from OPW Engineered Systems
Civacon thermistor rack monitors are used with up to six compatible thermistor liquid level sensors or onboard monitors to monitor the status of liquid within transports (compartments) or other storage tanks. Overfill detection systems, such as the 8300 series thermistor rack monitors, provide... [See More]
- Media Type: Liquid
- Max Current Rating: 5
- Switch Type: Electro-mechanical switch
- Max AC Voltage Rating: 240
from Siemens Process Instrumentation
The Pointek ULS200 uses an ultrasonic non-contacting switch to detect solids, liquids, and slurries. Particularly adept at measuring sticky materials, it ’s usable across many industries. Designed for longevity ’s sake. Easy two-button programming. Two switch outputs for alarms. Flange... [See More]
- Media Type: Liquid; Dry material (Bulk solids and powders)
- Maximum Operating Pressure: 7.25
- Measuring Range: 9.6 to 192
- Material Temperature Range: -40 to 140
from OPW Engineered Systems
The Civacon Opti-Therm rack monitors are used to automatically recognize the type of overfill system (optic or thermistor signal technology) that is being used on a transport. When connected to the transport, the monitor checks the status of sensors within tanks or compartments. Overfill detection... [See More]
- Media Type: Liquid
- Max Current Rating: 5
- Switch Type: Electro-mechanical switch
- Max AC Voltage Rating: 240