KH103T intellegient pid pressure controller Size: 96*96*100mm PID, ON-OFF control SMT technology designed CE KH103T intelligent pid pressure controllerGernernal introductions:1. High ... , RS232 communicationIsolated auxiliary power supply ,5VDC, 12VDC, 24VDC for sensor Alarm functionUp to 4 points outputs , Out1, Out2, Out3, Out4CommunicationRS485/RS232, MODBUS ...