Chapter 2 Specifications
4 Pnet I/F Module 2MLL-PSRA, 2MLL-PMEA, 2MLL-PMEB User’s Guide R240
Honeywell January 2019
(2) Structure of 2MLL-PMEC
Completion of initialization
Normal status of CPU module and interface
Error of CPU module and interface
Service is normal status when High-speed link enabled
Communication break status between Pnet I/F module and slave when
downloading by N Configurator
High-speed link service error occurred when High-speed link is enabled
Normal communication between the Pnet I/F module and slave
Clear communication between the Pnet I/F module and slave (I/O data 0)
Communication stop status between the Pnet I/F module and slave
Bus error (line short, different communication speed, and etc.)
There is disconnection during communicating with the slave module
There is no Configuration Setting in the Pnet I/F module
Downloading or uploading the Configuration Setting
A Pnet I/F module is configured normally
[Table 2.3.2] LED Display of 2MLL-PMEC
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Connection area of communication cable