Used OPTO 22 SNAP-AITM-4i Analog Input Module

OPTO-22 SNAP-AIMA-8 8 Channel -20mA to +20mA Analog Current Input Module

ANALOG DEVICES 6B12 ISOLATED INPUT MODULE

OPTO-22 SNAP-AITM-8 8-Channel Type or Thermocouple or Analog Input Module

RIM-IAC5 OPTO 22 Standard AC Input Module

OPTO-22 E2 16-channel Analog Optomux Brain Board for Serial and Ethernet Network

OPTO-22 SNAP-IDC-16 SNAP Isolated 16-Point Digital Input Module - 10 to 32 VD...