33
Components
Components from the parts list
(cont.)
Strap-on temperature sensor and immersion temperature sensor
For recording the supply and return temperature.
Connection
see page 10
Check the sensor
1. Remove plug s/YJ.
2. Check the sensor resistance at terminals 1 and 2 or 2
and 3 (if a return temperature sensor has been
connected).
Return
temperature
in °C / °F
Resistance
in Ω
ΩΩ
Ω
30 / 86
40 / 104
60 / 140
569
592
643
3. Compare the value measured with the actual temperature
displayed (for scanning see page 23). If the value differs
significantly, check installation and, if necessary, replace
sensor.
Technical data
Degree of protection: IP 32
Ambient temperature
during operation: 0 to + 100 °C
32 to + 212 °F
during storage
and transport: -20 to + 70 °C
-4 to + 158 °F
5285 967 v1.2
30 40 50 60 7070 80 90
540
560
580
600
620
640
660
680
700
720
740
20 100
Resistance in
68 86 104 122 140 158 176 194 212
Supply / Return temperature in °C / °F
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