EX10-MAI32 EX10-MAI32 Analog Input card 4 Channel, +/-10 Vdc 12 Bit AI32 $509.00 | GAD674**S GAD674**S (GAD674--S) Analog Input Module, 4 channels, +/-10 V input, 12-bit $800.00 | GDI216**S GDI216**S ( GDI216--S ) 16 Inputs, 24 Vdc, 8p/com, sink/source $135.00 |