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Operation
7
Operation
7.1
Messages
A module error is displayed via the "Err" LED, signalled to the head module and then
entered in the head module's diagnostic log.
The module can detect the following errors:
Errors
Start-up error
Configuration error
ST communication error
Bus termination error
7.2
Display elements
Legend
7.2.1
Display element for operational readiness
The module has an LED for displaying that the system is ready for operation (LED "Run").
Run
Run
Operating Manual PSSu K S RS232 Modbus ASCII
1001689-EN-05
Statement
Error as the PSSu system starts
up
Wrong module type selected or in-
valid module configuration
Error during ST communication
There is no terminating plate or
there is a bad contact with the
module bus.
LED on
LED off
LED
Description
Run
Remedy
Change faulty module.
Adjust the configured hardware re-
gistry to the actual hardware re-
gistry so that they match, or cor-
rect the module configuration.
Change faulty module
Install a terminating plate with in-
tegrated end bracket or insert the
base modules together correctly.
Colour
Status
- - -
green
Key
Module not
ready for oper-
ation
Module ready
for operation
18
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