PID Controller

We are offering pid controller. (proportional integral derivative controller) universal input upto 5 setpoints, 4~20 ma + 4 relays solated 0/4~20 ma or 0-10 v dc for control / retransmission output rs485 / modbus rtu 85~265 v ac smps autotuning : from cold start at setpoin auto / manual selection pid, proportional and onoff control pid versions standard - relay or analog control output vmd open + close relay outputs.