... input,etc RS485/232 2011--DP5/6 Precision Sensor Controller and Calibrator,Multimeter for measurement & analysisFeatures: 1, Full 5/6 digit ... D calibrator), range:-199999- 999999. Data/ peak value holding function for option.2, Input: 0-10V/ 4-20mA/ 0-100mV, ... : standard RS232/RS485 interface, MODBUS RTU protocol, realize remote control by direct connection with PC/PLC/other equipment.5, Size ...