... -20mA, Pt100 RTD, K, E, J type thermocouple, voltage, or current signal- Functions:retransmission, high/low alarm of momentary flow, temperature ... module I31 is installed on MIO socket.Linear current (external connect to precise shunt resist or install I4 module on ... 2A (20mS instantaneous, repeat period≥5s)SSR Voltage output: 12VDC/30mA (used to drive SSR)Thyristor zero crossing trigger output: can ...