WIKA GD-20 Betriebsanleitung Seite 30

9. Specifications
Analogue sensor technology, model GD-20-A
Compensated pressure range in
bar abs. at 20 °C [68 °F] (g/l SF₆)
EN
0 ... 2 (12.28)
0 ... 3 (18.65)
0 ... 8 (53.4)
0 ... 10 (68.96)
0 ... 12 (85.79)
0 ... 16 (124.64)
1) Specifications apply to measurement of the compensated pressure over the entire temperature range from
-40 ... +80 °C [-40 ... +176 °F]; valid only for pure SF₆ gas.
Pressure reference
Absolute
Long-term stability at reference conditions
±0.1 % per year for the density signal
Overload safety and burst pressure
Compensated pressure range
in bar abs. at 20 °C [68 °F] (g/l)
0 ... 2 (12.28)
0 ... 3 (18.65)
0 ... 8 (53.4)
0 ... 10 (68.96)
0 ... 12 (85.79)
0 ... 16 (124.64)
Case
Case
Case material
Case options
30
Accuracy
±2 %
■
±1.5 %
■
Overload safety in
bar abs.
6.2
14.5
31
31
31
62
316L
Field case
■
Cable outlet
■
Metal cable outlet, shield optionally connected (heavy-duty version)
■
WIKA operating instructions gas density sensor, model GD-20
Output
1)
parameters
Absolute pressure
at 20 °C [68 °F]
Burst pressure in
bar abs.
10
24
52
52
52
103
Output signal
4 ... 20 mA