WIKA 632.51+8xx - Manual (Page 5)

WIKA Operating instructions pressure gauges Model 63.51 with 831 per ATEX 5
11059738
11/
008 GB/D/F
GB
3. Technical data and intended use
3. Technical data and intended use
Working pressure
Steady: full scale value
Fluctuating: 0.9 x full scale value
Overpressure safety: 50 x scale range 7 bar maximum
Pressure connection
n According to the general technical regulations for pressure gauges,
respectively (i.e. EN 837- “Selection and installation recommendations for
pressure gauges”).
When screw-fitting the gauges the force required for sealing must not be ap-
plied through the case or terminal box but, using a suitable tool, only through
the spanner flats provided for this purpose at the square of the connector.
Installation using
a spanner
Temperature effect
When the temperature of the measuring system deviates
from the reference temperature (+0 °C):
max. ±0.6 %/10 K of full scale value
IP Ingress protection
IP 54 per EN 60 59 / IEC 60 59