8
control box A for MH-Series
STL* release
button
(STB*)
STL indicator
Domestic hot water heating
(optional)
Radiators
(optional)
underfloor heating
(optional)
Tank-Control
(if the tank is empty - lights up red)
(optional)
Tank-Control
* Safety temperature limiter
Burner demand
Heating controller MH-Serie MH micro
Symbol for heat request
Actual value boiler temperature
Item No.
control box A
0754481
pressureless system
heating: Set point 70°C Hysteresis 10°C
Domestic water: Set point 70°C Hysteresis 5°C
pressure system with expansion vessel
heating: Set point 70°C Hysteresis 5°C
Domestic water: Set point 78°C Hysteresis 5°C
Summary of Contents for 077480
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