You can control the state of the two IOX relay outputs. You can control a relay output state by creating a connection to another datapoint with a connection file, by updating the datapoint from a Sequencing widget data flow or web flow, or by writing to the relay output block using the CMS Datapoint Browser.
To control the state of a relay output with the CMS Datapoint Browser, perform the following steps:
Open the Datapoint Browser.
Note: To best view all of the information on this widget, click the Expand button ( ).
- Set the filters to find and select the IOX digital output block:
- Device: iox[1-n] – the first installed IOX will be iox1, the second will be iox2, etc.
- Block Name: relay
- Block Index: 1 – 2 for relay output (DO) 1 or 2
To set the relay state using the CMS Datapoint Browser, set the relay-val datapoint level value to true or false.
To close the relay, set the level value to true.
To open the relay, set the level value to false.