15. Specification | 15.4 - Weighing electronics data | 185
15.4 Weighing electronics data
15.4.1 Load cells
Load cell type Strain gauge
load cells
6 or 4-wire connection possible.
Supply voltage U
DC
=12V
– for I
max
= 160mA
– for max. 8load cells, each
with 650Ω
– 4load cells, each with 350Ω
Sense voltage moni
toring
Sense voltage below U
DC
=
+4…-4V will be detected.
Max. load ≥75Ω
15.4.2 Principle
Principle Direct current, Delta-Sigma converter, ratiomet
ric to supply voltage
Conversion time/
measurement time
5, 10, 20, 40, 80, 160, 320, 640, 960, 1200, 1600 ms
Digital filter Can be activated, active 4th order (low-pass)
characteristics: Bessel, aperiodic, Butterworth,
Tschebyscheff
Cut-off frequency adjustable