10 Optional functions
Indoor unit
TCGB0123 rev.2 - 10/2019
125
10
Code
Optional function
description
Explanation
DSW5#1:OFF;2#OFF
C1 : Average OU Sensor
C2 : Average OU Sensor
A 2nd outdoor ambient temperature sensor is available as an
accessory, in case that the built-in ambient temperature sensor of
the outdoor unit cannot provide a reliable temperature measurement
to the system because of restraints of the installation location. The
preferred sensor for each circuit can be selected by means of DSW
setting.
DSW5#1:OFF;2#ON
C1 : Average OU Sensor
C2 : Average Aux Sensor
DSW5#1:ON;2#OFF
C1 : Average Aux Sensor
C2 : Average OU Sensor
DSW5#1:ON;2#ON
C1 : Average Aux Sensor
C2 : Average Aux Sensor
DSW5#4:ON
Use max (Two/Two3) for
water control
Some installations need a big buffer tank in combination with auxiliary
heating (boiler, pellets, solar panels. etc…). The control of the water
can be done by external temperature sensor (Two3) to heat this buffer
tank. Refer to “Manual operation” chapter in Service Manual.
SSW1
Remote
Local
Remote or Local operation
(Manual)
Refer to “Manual operation” chapter in Service Manual.
SSW2
Heat
Cool
Cool and Heat operation in
case of Local (Manual)
Refer to “Manual operation” chapter in Service Manual.
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