for compressors and analog sensors, galvanic separated RS 485 interface, input power 24 volts AC/DC (200mA), DIN rail mounting (35mm) Inputs and outputs:
2 potential-free relays (contact of 6 A/250 VAC)
3 digital inputs for compressor fault, -motor running, -ready –signals
2 analog inputs of 4-20 mA for power, -temperature, -vibration –sensors
1 analog output of 4-20 mA presenting actual pressure range, value free programmable