Operating Temperature Range  –20~70℃   

8 channel analog input (0~5v or 0~20mA) , 12 bit 

8-point isolated digit input 5-48 VDC(with SOE), or  8-point single channel counters up to 1 KHz 

8-point relay output, 250VAC 5A per point or 30VDC 5A per point 

two RS485 , or  one RS232 and one RS485,   MOBUS RTU , 300-38400bps 

AC(85-265V)  or DC 24V  power supplies 

125x110x40 size