Owner's manual

Chapter 6: Ladder Program Examples 39
Figure 5.1 Sample Ladder Logic
Rung 0 - This rung copies the configuration data (CTR8_Config) into the
module’s configuration image memory. This rung is required.
Rung 1 - This rung copies the input data received from the module’s input
memory into the CTR8_Input tag for monitoring and ladder usaged. this
rung is required.
Rung 2 - This is an optional example rung indicating how to reset the
module via ladder logic.
Rung 3 - This is an optional example rung indicating how to send on-the-
fly configuration data to the module. This is useful if you would like to
change channel alarm or scaling tags without causing interuption in
channel updates. Changing other tags will cause a 2.5 second delay in
channel updates but the connection will not be interupted.