Immersion thermostat
Part no. 7151728
May be used as a maximum temperature limiter for underfloor heat-
ing systems.
The temperature limiter is integrated into the heating flow. If the flow
temperature is too high, the temperature limiter switches off the
heating circuit pump.
Specification
Cable length 4.2 m, fully wired
Setting range 30 to 80 °C
Switching differential Max. 11 K
Breaking capacity 6(1.5) A, 250 V~
Setting scale Inside the enclosure
Stainless steel sensor well
(male thread)
R ½ x 200 mm
DIN reg. no. DIN TR 1168
Contact thermostat
Part no. 7151729
May be used as a maximum temperature limiter for underfloor heat-
ing systems (only in conjunction with metal pipes).
The temperature limiter is integrated into the heating flow. If the flow
temperature is too high, the temperature limiter switches off the
heating circuit pump.
Specification
Lead length 4.2 m, fully wired
Setting range 30 to 80 °C
Switching differential Max. 14 K
Breaking capacity 6(1.5) A, 250 V~
Setting scale Inside the casing
DIN reg. no. DIN TR 1168
9.10 Extension for heating circuit control unit for heating circuit with mixer M2/HC2 or
for integrating the external heat generator
Note
The mixer is linked into the flow, downstream of the heating water
buffer cylinder (if installed) and controlled by the heat pump control
unit.
Control unit accessories
(cont.)
142
VIESMANN
VITOCAL
9
5831388