Daikin REYQ-TA Series Service Manual page 165

SiUS371614E
Setting of Demand Operation
By connecting the external contact input to the demand input of the outdoor unit external control adaptor for
outdoor unit (optional), the power consumption of unit operation can be saved suppressing the compressor
operating condition.
Description of setting
Setting
item
Operate with power of 70%
Demand 1
or less of the rating.
Demand 2 Operate with power of 40%
or less of the rating.
Operate with forced
Demand 3
thermostat OFF
∗: However the demand operation does not occur in the following operation modes.
(1) Startup control
(3) Defrosting operation
If carrying out demand or low noise input, connect the adaptor's terminals as shown below.
A. When the demand operation is carried out by external contact (with the use of the external control
adaptor for outdoor unit).
1. Connect external control adaptor for outdoor unit and short circuit terminals as required (Refer above figure).
2. While in setting mode 2, set the setting condition for set item No. 12 (Setting of external low noise/demand
operation) to YES.
3. If necessary, while in setting mode 2, select the set item No. 30 (Setting of Demand 1 level) and then set the
setting condition to targeted mode.
Field Settings
External control
Description adaptor for outdoor
Short circuit
between "1" and "C"
of the terminal block
(TeS1).
Short circuit
between "2" and "C".
Short circuit
between "3" and "C".
(2) Oil return operation
(4) Pump down residual operation
External control
adapter for
outdoor unit
Host computer
monitor panel
or demand
controller
Setting procedure
unit
Set the setting item No. 32 to "Demand 1".
Set the setting item No. 32 to "Demand 2".
F1 F1
X
F2 F2
X
P3 P3 X
P4 P4 X
Demand
Low
noise
1 2 3 C
X X X X X X
Outside wiring indicated
by dotted line
Field Setting from Outdoor Unit
Outdoor unit PCB
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