Controllers and Indicators

Calex has a range of versatile indicating PID controllers, which have a configurable input, as well as SSR and relay outputs for control or alarm. Our controllers and indicators are available with a choice of supply voltage options. For further information, if you would like a quotation, or if you have any special requirements, please contact us and we will be happy to help.

  • ATR121B panel-mount indicating controller

    ATR121

    Two setpoints

    Three-digit display

    SSR & two relay outputs

    Panel mount

    ATR121 data sheet
  • ATR142 panel-mount indicating controller

    ATR142

    Three setpoints

    Two four-digit displays

    RS485 Modbus communications

    Panel mount

    ATR142 data sheet
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  • ATR243 panel-mount indicating controller

    ATR243

    2 to 4 setpoints

    2 to 4 configurable outputs

    RS485 Modbus communications

    ATR243 data sheet
  • PPT245 DIN rail or wall-mountable indicating controller

    PPT245

    Multifunction controller

    Ideal for PyroEpsilon

    DIN rail or wall mount (with IP65 housing)

    PPT245 data sheet PPT245 manual