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Messages and Diagnosis
7.7 Messages via LEDs
The LEDs on the front of the SIWAREX MS are used to signal the following status
and error messages.
LED
Label
color
SF
Red
Green
NET
Green
Green
P
Orange
→ 0 ←
Green
Red
MAX
+ 24 VDC
Green
Table 7-4
List of LED messages
7-42
SIWAREX MS
LED
Description
System Fault
LED 1
Hardware fault
RUN
LED 2
Net
LED 3
Standstill
LED 4
Parameter protection
LED 5
activated
¼ d zero
LED 6
Max. exceeded
LED 7
24 V connected
LED 8
State display during
operation
OFF: No operating error
ON: Operating error
OFF: Fatal error / defect
ON: Module flashes in
cycle: S7-CPU is stopped or
the SBR SiwaMS subroutine
is not called cyclically
OFF: Scale not tared (gross
weight is output)
ON: Scaled tared (net
weight is output)
OFF: No standstill
ON: Standstill
OFF: Parameter protection
not activated
ON: Parameter protection
activated
OFF: Weight is outside of ¼
d zero range
ON: Weight is within ¼ d
zero range
OFF: G/N weight within the
permitted weighing range
ON: Weighing range
exceeded by more than
9 numeral steps
OFF: No 24 V supply
ON: 24 V supply OK
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