Specifications - WIKA GDM-100-TI Mode D'emploi

9. Specifications

9. Specifications
Measuring ranges
Nominal size in mm
Measuring range
Pressure element
Leak rate
Test method
Output signals
Output signal
Permissible max. load
R
A
Switch contacts
Number of contacts
Switching function
Switch point setting
Switching power
Voltage supply
Power supply
Accuracy specifications
Mechanical display
Transmitter
Point of optimal
density
WIKA operating instructions, models GDM-100-TI, GDM-100-TA
100
Vacuum and overpressure range with measuring span of 1.6 ... 25 bar
(at an ambient temperature of 20 °C and gaseous phase)
-8
≤ 1 · 10 mbar · l / s
Helium mass spectrometry
4 ... 20 mA, 2-wire
R ≤ (U - 10 V) / 0.02 A with R
A B
Max. 4 magnetic snap-action contacts
Normally open, normally closed, change-over contact (max. 2 switch
points)
secured switch points, not adjustable (option: Adjustable switch
points)
For cases with gas filling: 30 W / 50 VA, max. 1 A
With cases with filling liquid: 20 W / 20 VA, max. 1 A
DC 10 ... 30 V
±1 % at an ambient temperature of 20 °C [68 °F]
±2.5 % at an ambient temperature of -20 ... +60 °C and with
calibration pressure in accordance with reference isochore (reference
diagram KALI-Chemie AG, Hanover, prepared by Dr. Döring 1979)
-40 °C: 3 % of span
20 °C: 1 % of span
60 °C: 2.3 % of span
in ohms and U in volts
A B
EN
21