Rockwell Automation 1402-LSM Line Synchronization Module Installation Instructions - Manual (Page 72)

Appendix C
Sample Ladder Listing
C–6
Rung 2:14
Perform BTR Synchronizing Bus Error Parameters.
| Sync. Bus |
| Sequencer Error |
| output BTR |
| +CMP–––––––––––––––+ +BTR––––––––––––––––––––+ |
+–+COMPARE +––––––––––––––––––––––––––+BLOCK TRANSFER READ +–(EN)–––+
| |Expression | |Rack 00| |
| |N10:0 = 54 | |Group 0+–(DN) |
| +––––––––––––––––––+ |Module 0| |
| |Control block N54:0+–(ER) |
| |Data file N34:1| |
| |Length 18| |
| |Continuous N| |
| +–––––––––––––––––––––––+ |
Rung 2:15
Perform BTR Synchronizing Bus Voltage/Current Parameters.
| Sync. Bus |
| Sequencer Volt/Curr |
| output BTR |
| +CMP–––––––––––––––+ +BTR––––––––––––––––––––+ |
+–+COMPARE +––––––––––––––––––––––––––+BLOCK TRANSFER READ +–(EN)–––+
| |Expression | |Rack 00| |
| |N10:0 = 55 | |Group 0+–(DN) |
| +––––––––––––––––––+ |Module 0| |
| |Control block N55:0+–(ER) |
| |Data file N35:1| |
| |Length 46| |
| |Continuous N| |
| +–––––––––––––––––––––––+ |
Rung 2:16
Perform BTR Synchronizing Bus Power Parameters.
| Sync. Bus |
| Sequencer Power |
| output BTR |
| +CMP–––––––––––––––+ +BTR––––––––––––––––––––+ |
+–+COMPARE +––––––––––––––––––––––––––+BLOCK TRANSFER READ +–(EN)–––+
| |Expression | |Rack 00| |
| |N10:0 = 56 | |Group 0+–(DN) |
| +––––––––––––––––––+ |Module 0| |
| |Control block N56:0+–(ER) |
| |Data file N36:1| |
| |Length 54| |
| |Continuous N| |
| +–––––––––––––––––––––––+ |
Rung 2:14
Performs block transfer
read of Sync bus error
parameters.
Rung 2:15
Performs block
transfer read of Sync
bus Voltage/Current
parameters.
Rung 2:16
Performs block transfer
read of Sync bus Power
parameters.