Hysteresis/Hysteresis Booster Heater - Viessmann Vitocal 300-G BW Installation And Service Instructions Manual

Max. temperature
Danger
DHW with temperatures in
excess of 60 ºC can cause
scalding.
To limit the temperature to 60 °C,
install a mixing device, e.g. an
automatic thermostatic mixing
valve (DHW cylinder accessory).

Hysteresis/Hysteresis booster heater

Parameter
■ 6007 Hysteresis
Relative to heating by heat pump.
Parameter
■ 6008 Hysteresis booster heater
Relative to heating with an instantane-
ous water heater, an external heat
source or an electric immersion heater
EHE (DHW cylinder accessories).
(cont.)
Access
■ "Device settings"
■ "Programming"
■ "DHW"
■ y to"Max. temp."
■ T or U
Standard setting
Setting range
These settings determine the deviation
from the set DHW cylinder temperature
("DHW cylinder temp.") at which the
cylinder heating is switched on and off by
the heat pump ("Hysteresis").
If an additional booster heater is also
installed, the "Hyst. booster heater"
parameter is also relevant.
DHW control settings
60 °C
20 to 80 °C
147