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