Filter
Top Products
Register-Based Programming 93Appendix B
A switch is open when contact is made between the normally closed (NC)
contact and common (C). A switch is closed when contact is made between
the normally open (NO) contact and common (C). Any combination of open
or closed states is allowed at one time for all channels on the module.
Write a "1" to the register bit to close the relay
Write a "0" to the register bit to open the relay
NO
NC
COM
Relay position
after "CLOSE" command
after "OPEN" command
Relay position
COM
NC
NO