Operation
Operating Manual PSSu K S RS232 Modbus ASCII
1001689-EN-05
18
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
Statement
Remedy
Start-up error
Error as the PSSu system starts
up
Change faulty module.
Configuration error
Wrong module type selected or in-
valid module configuration
Adjust the configured hardware re-
gistry to the actual hardware re-
gistry so that they match, or cor-
rect the module configuration.
ST communication error
Error during ST communication
Change faulty module
Bus termination error
There is no terminating plate or
there is a bad contact with the
module bus.
Install a terminating plate with in-
tegrated end bracket or insert the
base modules together correctly.
7.2
Display elements
Legend
LED on
LED off
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
LED
Key
Description
Colour
Status
Run
- - -
Module not
ready for oper-
ation
green
Module ready
for operation
