Veris H939 Current Switch

Features

  • Combines command relay and fan/pump status sensor in a single, easy-to-install unit
  • Polarity insensitive status outputs – fast and easy installation
  • Easy setup – relay and status LEDs
  • No tubing – easier to install than differential pressure switches
  • Detect belt loss and motor failure – ideal for fan and pump status
  • Added flexibility – bracket on H939 can be installed in three different configurations
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Veris Industries is an energy and environmental sensor partner that provides quality products for commercial HVAC and other automation applications. We offer complete lines of reliable, long-lasting innovative power monitoring products.

The Hawkeye H939 Relay Combination series high voltage output current switches are the ideal solution for the automation installer. These units combine a current switch and relay into a single package, reducing the space required for total control of fans and pumps. The integrated current switch and relay operate independently of one another. These products perform the functions of start/stop and status monitoring with one device instead of two.

Dimensional Drawing

Wiring Diagram – Start/stop Monitoring Of Fan /Pump Motors

Wiring Diagram – Relay Controlled Directly By Status Contacts

Applications

  • Starting/stopping and monitoring the positive status of motors.
  • Detecting belt loss and coupling shear.

Specification

Model H939
Application Building Automation Systems
Current Measurement Range 2.5 – 135 A
Current Sensor type Current Switch, AC
Electrical Wiring Size  24 – 14 AWG (0.2 – 2.1 mm²)
Measurement Type  AC Current
Monitored Frequency Range 50 – 60 Hz
Monitored Wire Size 0.8″ (21 mm)
Mounting Split Core
Operating Humidity 10 – 90% RH, non-condensing
Operating Temperature 5 – 140 °F (-15 – 60 °C)
Output Specifications N.O. 0.2A @ 120 VAC/DC
Outputs Switch output | Relay
Product Certification UL | CE
Product Type Sensor
Range HX39 Series
Relay Coil Voltage 24 VAC/DC
Relay Construction Mechanical
Relay Contact Ratings Resistive: 10 A @ 250 VAC | Resistive: 10 A @ 30 VDC | Inductive: 5 A @ 250 VAC | Inductive: 5 A @ 30 VDC
Relay Poles/Throw SPST
Setpoint Adjustable
Warranty 5 years

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