Immersion Temperature Sensor (For Low Loss Header) - Viessmann VITODENS 200-W Type B2HA Technical Manual

Installation accessories
2
5 9
9
a Adjustable to appliance width

Immersion temperature sensor (for low loss header)

Part no. 7179488
To capture the low loss header temperature.
CO limiter
Part no. Z015500
Monitoring device for safety shutdown of the boiler in the event of
escaping carbon monoxide.
Wall mounting in the ceiling area near the boiler.
Components:
■ Casing with
– Integral CO sensor
– Mode, fault and alarm indicators
– Acoustic alarm system
■ Communication cable for interface (2.5 m).
■ Interface inside the casing with power cable (1.2 m) and connect-
ing lead for burner shutdown relay (1.2 m)
■ Fixing materials
5 8
VIESMANN
32
(cont.)
a
0
7 2 1 3
Additional sensor for dual sensor well. For dual mode or multi
mode heating systems.
Specification
Rated voltage 230 V~
Rated frequency 50 Hz
Power consumption 2 W
Rated breaking capacity 8 A 230 V~
of the relay output
Alarm threshold 55 ppm CO to EN 50291-1
Protection class II
IP rating IP 20 to EN 60529; ensure through de-
sign/installation.
Permissible ambient tem- 0 °C to 40 °C
perature
VITODENS 200-W