32 isolated digital inputs (24 V DC, current-sink) – space-saving and reliable. 2.5 mA per input, 19-30 V supply, typical response 4 ms (max. 7 ms), consumption 140 mA @ 3.3 V. Robust & secure: reverse polarity, external 0.5 A fuse setup, diagnostic LEDs, IP20 protection, MTBF ~696 k h.
