BG 5153 BEN / D (2017-07) IKR 261
7
Operating voltage
(in the measuring chamber)
≤
3.3 kV
Operating current
(in the measuring chamber)
≤
500 µA
Output signal (measuring signal)
Voltage range
≈
0 V ...
≈
+10.5 V
Voltage/pressure relationship
logarithmic, increase 1 V / decade
(
→
Appendix B)
Error signals
<0.5 V (no supply)
Output impedance
2×10
Ω
Minimum load
10 k
Ω
, short-circuit proof
Response time
pressure dependent
p > 10
-6
hPa
p = 10
-8
hPa
<10 ms
≈
1 s
Gauge identification
5.1 k
Ω
resistor referenced to supply
common (
→
Figure 2)
Grounding concept
→
Figure 2
Vacuum flange-measuring common connected via 10 k
Ω
(max. voltage differential
with respect to safety
±50 V
with respect to accuracy ±10 V)
Supply common-signal common
conducted separately; differential
measurement recommended for cable
lengths (
≥
10 m)
