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Hardware specifications

  • Microcontroller : Freescale MCF51QE128

  • Communication: RS-485 / BACnet MSTP.

  • Supply Voltage : 18 - 28 Vac Half Wave

  • Supply Current : 40 mA typical, 50 mA max

  • Operating temperature : 10ºC to 45ºC (50ºF to 113ºF)

  • Storage temperature : -30ºC to 80ºC (-22ºF to 176ºF)

Outputs​

  • 4x Dry contact: 1A @ 24Vac / 30Vdc

  • 2x Triac : fused @ 550mA

  • 1x Analog 0-10Vdc fused @ 5mA

Inputs​

  • 2x Dry contact (with 1 common for both)

  • 1x Analog 0-10Vdc (in 30KΩ impedance)

  • 1x 10KΩ thermistor input

Jumpers​

  • JP1 : 120Ω RS-485 termination.

  • JP2 : Display at 0.1ºC if installed, otherwise at 0.5ºC.

  • JP3 : Enable configuration menu if installed.

  • JP4 : Degrees Fahrenheit if installed, otherwise degrees Celsius.