Siemens SIWAREX WL200 Series Operating Instructions Manual page 26

Connecting
5.3 Connecting up
Procedure
Note
Measurement errors
Observe the warnings concerning extending or shortening the connecting cables in section
→ Lengthening and shortening the connecting cable (Page 31).
If at all possible, do not shorten the connecting cables in a four-wire system.
Note
No calibration approval
In scales requiring official calibration, the connecting cables for load cells in a four-wire
system must not be shortened or lengthened.
1. Connect the recommended grounding cables: → Planning (Page 27)
2. Connect the load cells in accordance with the connection principle and with reference to
the specified signal assignments: → Connecting principle (Page 22)
3. For load cells with a four-wire system, position the wire jumpers in the junction box as
follows:
Table 5- 2
Wire jumper
1
2
Note
Malfunction
If the wire jumpers are missing, the SIWAREX weighing module signals a wire break.
26
Wire jumpers for load cells with four-wire system
From terminal
EXC-
EXC+
To terminal
SENSE-
SENSE+
Operating Instructions, 07/2016, A5E02199611B-03
SIWAREX WL200