7.1.3 X20 module types
BR9300
This module is the start of the rack. The module supplies the necessary power supply for bus
communication to the SPS via X2X link and the first input/output modules.
NOTICE! The BR9300 may only be used with the BM01 bus module!
LED
Colour
Status
Description
r
Green
Off
Not in operation (no power supply)
Quick flashes
Reset mode
Flashing
Preoperative mode
On
Module in operation
e
Red
Off
No error / no supply to module
Double flashing
LED indicates one of the following operating statuses:
▪ The X2X link supply by the power supply unit is
overloaded
▪ I/O supply too low
▪ Input voltage for X2X link supply too low
e+r
Red illuminated (e)
Green flashing (r)
Incorrect firmware
X
Orange
Off
No communication at X2X link
On
Communication at X2X link OK
I
Red
Off
X2X link supply OK
On
Power supply unit overloaded (additional supply
modules required)
Electric components and wiring
7
PLC
Service manual SPS 4000 | B0960622_en
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