Output Signal - WIKA GDM-RC-100-T Betriebsanleitung

9. Specifications

Output signal

Time response
Settling time
1)
EN
Switch-on time
1) e.g. with any sudden pressure spikes
2) Time after switching on until the first measured value is output.
Output parameters
Output parameters digital versions (model GD-20-D)
Pressure abs. at 20 °C [68 °F]: bar, MPa, kPa, psi, Pa, N/cm
■
Gauge pressure based on 1,013 mbar at 20 °C [68 °F]: bar, MPa, kPa, psi, Pa, N/cm
■
Density: g/litre, kg/m
■
Temperature: °C, °F, K
■
Pressure abs.: bar, MPa, kPa, psi, Pa, N/cm
■
Gauge pressure based on 1,013 mbar: bar, MPa, kPa, psi, Pa, N/cm
■
Output parameters analogue version (model GD-20-A)
Absolute pressure at 20 °C [68 °F] or gas density in g/l for SF₆ gas as 4 ... 20 mA current
signal
Operating conditions
Operating conditions
Electrical safety
Model GD-20-D
Model GD-20-A
EMC tests
EMC tests
Immunity to EMF
Immunity against surge voltages
(surge) per IEC 61000-4-5
ESD per IEC 61000-4-2
Immunity against conducted HF signals
in accordance with IEC 61000-4-6
Immunity against fast transients (burst)
per IEC 61000-4-4
40
< 10 ms
≤ 500 ms
2)
3
Reverse polarity voltage U
vs. U
-
Reverse polarity voltage U
vs. U
-
2
DC 30 V
+
DC 40 V
+
30 V/m (at 80 MHz to 6 GHz)
1 kV, non-symmetrical, cables to ground, RS485A
to RS485B, U vs. U
+ -
8 kV contact discharge, 15 kV indirect discharge, 8
kV indirect discharge
10 V at 150 kHz to 80 MHz
4 kV
WIKA operating instructions, model GDM-RC-100-T
2
2
2