User manual

75
Installation manual
ENG
VT
M1
1
~
-
stalled.
Use a (capillary) tube-wall, surface or an immersion thermostat with
a switching contact. Install it above the stand-pipe sensor. Set the maxi-

40 °C and 60 °C) or the temperature which is at least 5 °C higher as
the set maximum allowed stand-pipe temperature on the controller - pa-
rameters 2.6 and S3.6.
KXD KXD
Example 1:
Exceeding the safety limiter
temperature will deactivate
the circulation pump.
Example 2:
Exceeding the safety
limiter temperature will
close the mixing valve.
Legend: VT - safety limiter
INSTALLATION AND CONNECTION OF VT SAFETY LIMITER