Siemens 6ES7 331-7RD00-0AB0 SIMATIC S7-300 SM331 Analog Current Input
Siemens 6ES7 331-7RD00-0AB0 SIMATIC S7-300 SM 331 Analog Current Input Module, (4) Analog Current Inputs, 0/4 - 20 mA, 16-Bit Resolution, 20-Pin, for signals in hazardous areas, Diagnostics, PTB-tested, HART-compatible Inputs, Optically Isolated