Outputs – wiring + control

The WebWay Mk 4 SPT has 3 outputs:

Located in the bottom right of the board they are paired, volt-free contacts = 1A+1B, 2A+2B, 3A+3B

To control each output individually from Command Centre use the Site -> Control Status -> Relay Control Box:

Mark IV Webway

The SPT units the outputs function as volt-free paired contacts:

Mk III WebWay
On the older Mk 3 units (55-, 54-, 53-, 52-, 51-,50-) and on the Remote Pins Modules the outputs work low to high: