GB
3. Dimensions and installation
14030069.01 12/2011 GB/D/F/E
WIKA operating instructions models TR10-W, TC10-W
7
Version 1:
The thermometer is mounted on a certified enclosure, with an integrated terminal
strip, with ignition protection type 'flameproof enclosure'. If the thermometer is
marked with II 2G Ex d IIC T1-T6 Gb, it is intended for zone 1 operation with a
thermowell.
If the thermometer is marked with II 1/2G Ex d IIC T1-T6 Ga/Gb, it is intended for
operation with a thermowell at the transition to zone 0.
Version 1: ATEX/
IECEx Ex-d housing
or connection head
(with terminals, without
transmitter)
Version 2: ATEX/
IECEx Ex-d housing or
connection head (with
integral head-mounted
transmitter)
Version 3: Temperature
transmitter certified to
ATEX/IECEx Ex-d
3. Dimensions and installation
3.1 Technical description of the three different versions and their possible
certification:
Thread
Thread
Thread
T4
T3
T1
T
undefined
T4: (-50)-40 °C < Ta < +85 °C
T3: (-50)-40 °C < Ta < +150 °C
T1: (-50)-40 °C < Ta < +300 °C
Legend:
Connection head
Neck tube
Connection to thermowell
Measuring insert
Terminal block/transmitter (option)
Field transmitter
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