Strap-On Temperature Sensor And Immersion Temperature Sensor - Viessmann Vitotronic 100 GC1 Installation And Service Instructions Manual

Components – Vitotronic 300-K, MW1S
Components from the parts list

Strap-on temperature sensor and immersion temperature sensor

To measure the supply or return temperature.
740
720
700
680
660
640
620
600
580
560
540
20 30 40 50
68 86 104 122
Return temperature in
126
(cont.)
60 70 70 80 90
140 158 176 194 212
°C / °F
Connection
See page 58 and 59.
Check sensor
1. Remove plug ?, aJA or aJB.
2. Check the sensor resistance at
3. Compare measurement with the
Specification
Protection:
Permiss. ambient
100
temperature
terminals 1 and 2 of the plug.
Supply or return Resistance in Ω Ω Ω Ω
temperature
in °C / °F
30 / 86 569
40 / 104 592
60 / 140 643
actual temperature displayed
(for scanning, see page 91).
Check the installation and replace
sensor, if necessary, in case of
severe deviation.
IP 32
during operation:
0 to +100 ˚C
32 to + 212 °F
during storage and transport:
–20 to + 70 ˚C
–4 to + 158 °F