Produce and Consume Tags (interlock controllers) 
 
76  Rockwell Automation Publication CNET-UM001F-EN-P - February 2018 
In this example, the controller in the first chassis produces a tag that is 
consumed by the controller in the second chassis. 
Figure 11 - Interlocking Controllers Example 
 
Item  Description 
 
Chassis 1 can contain any of these combinations: 
•  1756 ControlLogix controller with a 1756-CN2 or 1756-CN2R communication module in the 
chassis. 
•  1756 ControlLogix controller with a 1756-CNB or 1756-CNBR communication module in the 
chassis. 
•  1768-L43 CompactLogix controller with a 1768-CNB or 1768-CNBR communication module 
in the chassis. 
•  1769-L32C or 1769-L35CR CompactLogix controller. 
•  1789 SoftLogix controller with a 1784-PCICS communication card. 
•  PowerFlex 700S with DriveLogix controller and a 1788-CNx ControlNet communication card. 
•  Non-Logix 5000 controller or other device connected to ControlNet via a ControlNet scanner 
card.  
 
Chassis 2 can contain any of these combinations: 
•  1756 ControlLogix controller with a 1756-CN2 or 1756-CN2R communication module in the 
chassis. 
•  1756 ControlLogix controller with a 1756-CNB or 1756-CNBR communication module in the 
chassis. 
•  1768-L43 CompactLogix controller with a 1768-CNB or 1768-CNBR communication module 
in the chassis. 
•  1769-L32C or 1769-L35CR CompactLogix controller. 
•  1789 SoftLogix controller with a 1784-PCICS communication card. 
•  PowerFlex 700S with DriveLogix controller and a 1788-CNx ControlNet communication card. 
•  Non-Logix 5000 controller or other device connected to ControlNet via a ControlNet scanner 
card.  
Programming terminal 
Hardware