CE, ISO9000 certification single phase, 220V AC 0.75KW inverter constant,variable torque mode, flexible I/O, field bus VD4 ... series single phase, 220V AC 0.75KW frequency ... 0~20KHz pulse outputAnalog input channelchannel analog input ,4~20mA and 0~10V can be selectedAnalog output channel1 channel analog output,4~20mA,0 ...