... /Rtd input,etc RS485/232 2011--DP5/6 Precision Sensor Controller and Calibrator,Multimeter for measurement & analysisFeatures: 1, Full ... Communication: standard RS232/RS485 interface, MODBUS RTU protocol, realize remote control by direct connection with PC/PLC/other equipment.5, Size: ... : 90-260VAC/DC, others: 12--30V AC/DC. Code Illustration:Technical Specifications:Diagram:Mounting & Installation: