I/O IN A SNAPThe SNAP-IDC-32N provides 32 optically isolated channels of digital input status, and is used to sense the on/off status of proximity switches, limit switches, pushbuttons and pilot switches. The module is also suitable for detecting auxiliary contacts. The SNAP-IDC-32N's input range is -10 VDC to -32 VDC, and its common connections are positive rather than negative, making it ideal for NPN or sinking type inputs.
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