VA-201D Series

Industrial  Toxic and Explosive Gas Monitoring

Capable of handling a wide variety of toxic and explosive gas monitoring applications in the most adverse conditions, the VA-201D features non-intrusive operation and calibration for hazardous locations.

Features

  • Explosion-proof
  • LED display
  • Visual Indicators for sensing failure, alarm and normal operation.
  • Stand-alone or network configuration
  • Q1 sensing technologies
  • Easy calibration
  • Optional 4-20mA  and relay outputs

Technical Specifications

 Copy_of_VA-201D.jpg (18773 bytes)

  • Power Requirements: 17-27 VAC, 24-38 VDC, 350mA
  • Concentration Display: LCD
  • Relay Contact Capacity: DPDT 1/8 HP, 5A 24dc or 240Vac
  • Outputs: RS-485, relay and 4-20mA available
  • Visual Indicators:        Yellow LED: Failure Indication
    Green  LED: Normal Operation  
    Red LED: Alarm Condition
  • Humidity Range: 5-90%
  • Operating Temperature:     
    -400 F to 1600 F ( -400 C to 1000 C)  (combustibles)  
  • Approval: us CSA can\

Sensing Technology

Q1-Type Sensor

Electrochemical (toxic)  
Catalytic Combustion (flammables)              
Diffusion Fuel Cell (oxygen)

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Ordering Information

Description                                                                Part Number   
Gas Transmitter                                                          VA-201D-Q1-xxx                 xxx: Gas to be detected 
Options:   4-20mA Output  (-C)   Relay Output (O)