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9. Specifications
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 SF₆)
0 ... 2 (12.28)
0 ... 3 (18.65)
0 ... 6 (38.87)
0 ... 8 (53.4)
0 ... 10 (68.96)
0 ... 12 (85.79)
0 ... 16 (124.64)
Suitable for the following gases
SF
■
6
N
■
2
CF
■
4
O
■
2
CO
■
2
3M™ Novec™ 4710
■
He
■
Ar
■
Gas mixtures and components can be individually configured and combined ex-works.
The calculation is based on the physical principle of the partial pressure method. The
gas mixture cannot be changed subsequently.
Output signal
Output signal
Voltage supply
Power consumption
Model GD-20-A
Model GD-20-D
Maximum permissible load R
(model GD-20-A)
WIKA operating instructions, model GDM-RC-100-T
Overload safety in
bar abs.
6.2
14.5
14.5
31
31
31
62
DC 10 ... 30 V
≤ 0.75 W
≤ 0.45 W
R
≤ (U
- 9.5 V) / 0.023 A with R
A
B
A
Burst pressure in
bar abs.
10
24
14.5
52
52
52
103
in ohm and U
in V
A
B
EN
39
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