AR921 8-Channel Switch Unit

AR921 8-Channel Switch Unit
Our Price:  £169.00(£202.80 Inc. VAT)

Analogue Inputs:  1
Temperature Inputs:  1



Special order, 4-6 day despatch

The AR921 is a panel mount 8-Channel Switch Unit with 8 inputs and one switched output. It can accept Volts, mV, 4-20mA, thermocouples, and 2 or 3-wire RTD sensors and resistances. LED indication of the selected channel.

Special Offer:  Discounts of 7%, 10%, 12.5% and 15% are available when you order 10, 25, 50 and 100 items or more of this product.

  • Manual or automatic switching of resistive sensors, thermocouples, analogue signals (current, voltage)
  • programmable timer for automatic switching of the signal
  • maintains continuity of current loops for non-selected inputs
  •  LED indication of the selected channel
  • channel switching elements - electromagnetic relays
  • configuration of parameters via the programming connection:
    • using programming set AR955
    • using programmer AR950
  • separation between input contacts: 500Vac/1min, operational separation
  • ingress protection rating: IP65 from the front
  • operating temperature range: 0-50 °C
  • relative humidity range: 0-95 %RH (no condensation)


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