GB-21
INFORMATION Display value Comments Application
Outside (1)
Mean value/
current value
Outside (1)
Min./max. value
(0.00 to 24.00 h)
Outside 2
Mean value/
current value
Outside sensor 2 to var. input
Outside 2
Min./max. value
(0.00 to 24.00 h)
Outside sensor 2 to var. input
External blockage
Blocked status
ON/OFF
Ext. blockage to VI
Tank (1)
Set value/actual
value
If there is a tank (..B..)
Tank 2
Set value/actual
value
Tank sensor 2 to var. input (..B..)
DHW-thermostat
Charge status
ON/OFF
Instead of tank sensor (..B..)
Demand via
contact point (VI-1)
Demand ON/OFF Contact to var. input
Demand via
contact point (VI-2)
Demand ON/OFF Contact to var. input
Demand via
contact point (VI-3)
Demand ON/OFF Contact to var. input
Flow
Mixed circ. 1
Set value/actual
value
(..3..)
Flow
Mixed circ. 2
Set value/actual
value
(..33..)
Room temperature
Unmixed circ.
Set value/actual
value
Control unit required (..2..)
Room temperature
Mixed circ. 1
Set value/actual
value
Control unit required (..3..)
Room temperature
Mixed circ. 2
Set value/actual
value
Control unit required (..33..)
Thermostat function
Unmixed circ.
THERMOSTAT HC
Room thermostat function active
OFF = no room limit
(..2..)
Thermostat function
Mixed circ. 1
THERMOSTAT
MC-1
Room thermostat function active
OFF = no room limit
(..3..)
Thermostat function
Mixed circ. 2
THERMOSTAT
MC-2
Room thermostat function active
OFF = no room limit
(..33..)
GB