WIKA DiwiTherm TR75 Mode D'emploi page 9

4. Design and function
Gaps of more than 0.5 mm between thermowell and the sensor will have a negative effect on
the heat transfer, and they will result in unfavourable response behaviour of the thermometer.
Sensor lengths
Sensor diameter in mm
6
8
Special lengths are possible.
Process connection
A compression fitting enables simple, on-site adjustment to the required insertion length.
Compression fitting
Material: stainless steel
G ¼ B male thread (not with Ø 8 mm sensors) or G ½ B
Delivery also possible without process connection.
Cable
Silicone, shielded, application range -40 ... +200 °C with EMC cable gland
Cable length to customer specification.
The sensor sleeve and case are connected by the cable shielding. Earthing on both ends
can lead to potential losses and indication inaccuracy.
DiwiTherm battery operation, model TR75 with sensor for insertion, rear cable entry,
®
with panel mounting flange
WIKA operating instructions DiwiTherm
Standard sensor lengths A (l
50 100
- 100
Tubular design
Sheathed cable design
MI cable ∅ = sleeve ∅
, model TR75
®
) in mm
1
150
150
Panel mounting
flange
Legend:
Ø d Sensor diameter
A Insertion length
W Cable length
EN
9