Specifications, Ambient conditions – WIKA TR31 Benutzerhandbuch
Seite 13

GB
WIKA operating instructions models TR31-3, TR31-K
14096788.01 07/2014 GB/D
13
Ambient conditions
Ambient temperature range
■
M12 x 1, 4-pin circular connector
-50 ... +85 °C (-58 ... +185 °F)
■
Directly connected cable
-20 ... +80 °C (-4 ... +176 °F)
Storage temperature range
■
M12 x 1, 4-pin circular connector
-40 ... +85 °C (-40 ... +185 °F)
■
Directly connected cable
-20 ... +80 °C (-4 ... +176 °F)
Climate class per IEC 60654-1
■
M12 x 1, 4-pin circular connector
Cx (-50 ... +85 °C or -58 ... +185 °F,
5 ... 95 % relative air humidity)
■
Directly connected cable
Cx (-20 ... +80 °C or -4 ... +176 °F,
5 ... 95 % relative air humidity)
Maximum permissible humidity
per IEC 60068-2-30 var. 2
relative humidity 100 %,
condensation allowed
Maximum operating pressure
10) 11)
140 bar with 3 mm sensor diameter
270 bar with 6 mm sensor diameter
Vibration per IEC 60751
10 ... 2,000 Hz, 20 g
10)
Shock
IEC 60068-2-27
Salt fog
IEC 60068-2-11
10) Dependent on the instrument version
11)
Reduced operating pressure when using a compression fitting:
■
Stainless steel
■
PTFE
max. 100 bar
max. 8 bar
3. Specifications