... output:0-10mA/4-20mA. DS8 series Digital meter for voltage/current(AC 0-5V,4-20mA,0-10V,0- ... +12V or 24V/30mA, etc.5) Communication: RS232 or RS485 Modbus RTU protocol, connectable with PLC.6) Regular model: DS8 ... ,thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter, Timer, Timer Relay, ...