Mounting Examples - Wika Rtd Zusatzinformation

3. Commissioning, operation
3.3.6 Tightening torques for compression fittings
Sealing
Stainless steel ferrule
Stainless steel compression ring
PTFE ferrule

3.4 Mounting examples

Possible installation methods with the marking II 3G Ex nA IIC T1 ... T6 Gc X or
II 3D Ex tc IIIC T440 ... T80 °C Dc X
Zone 2 or zone 22
Thermowell
TWxx
without separation of Ex zones
WIKA additional information RTD and TC, non-incendive equipment (Ex n)
Turns
1 ¼ ... 1 ½
1 ¼ ... 1 ½
1 ¼ ... 1 ½
Hazardous area
Connection head/
Field case
Process
connection
Compression
fitting
optional: Process
connection
welded
Tx40 / Tx50 / Tx53 / Tx59
Compression
fitting
Max. pressure in bar
100
100
8
Non-hazardous area
Tx10-x
Tx55
Option: With
built-in trans-
mitter
e.g. T32
Tx10-x
Tx55
Tx10-x
Tx55
Option:
with cable
with connector
Associated electr.
equipment
U = DC 30 V
max
I = 9 mA
max
P (at sensor) = 15 mW
max
U = DC 40 V
max
I = 150 mA
max
P = 1,000 mW
max
U = DC 30 V
max
I = 9 mA
max
P (at sensor) = 15 mW
max
U = DC 30 V
max
I = 9 mA
max
P (at sensor) =
max
15 mW
14094977.02
11
EN