4-channel Form A Power/Signal Relay Output and 4-channel Form C Power/Signal Relay Output Module. The I-87068W provides 4 Form A power relay output channels and 4 Form C power relay output channels. The I-87068W-2A provides 4 Form A signal relay output channels and 4 Form C signal relay output channels. Both include 8 LED indicators for monitoring the relay output status and provide options for configuring power-on and safe digital output values...