Technical Data And Intended Use - WIKA 21 20 Série Mode D'emploi

3. Technical data and intended use

3. Technical data and intended use
Pressure limitation
Model 21X.20, 23X.50/30:
Model 23X.36: Steady:
Fluctuating: 0.9 x full scale value
Short time: overload range
Process connection
In according with the general technical regulations for pressure gauges

(i.e. EN 837-2 „Selection and installation recommendations for pressure
gauges").
When screwing gauges in, the force required for this must not be applied
through the case, but rather through the spanner flats (using a suitable tool)
provided for this purpose on the square shaft of standard connections.
Installation with
spanner
Temperature effect
When the temperature of the measuring system deviates from the reference
temperature (+0 °C): max. ±0.4 %/10 K of full scale value
IP Ingress protection
Housing (EN 60 59/IEC 60 59)
Model 1.0:
Models 3X.X0/36: IP 65
WIKA Operating instructions pressure gauges Model  with 831 per ATEX
Steady:
Fluctuating: 0.9 x full scale value
Short time: 1.3 x full scale value
full scale value
IP 54
full scale value
GB
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