Daikin REYQ34PY1 [212/438] A when the demand operation is carried out by external instructions with the use of the external control adapter for outdoor unit 1 connect the external adapter of the outdo...
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Daikin REYQ34PY1 [212/438] A when the demand operation is carried out by external instructions with the use of the external control adapter for outdoor unit 1 connect the external adapter of the outdo...

Daikin REYQ14PY1 [212/438] A when the demand operation is carried out by external instructions with the use of the external control adapter for outdoor unit 1 connect the external adapter of the outdo...
Si37-701 Field Setting
Test Operation 201
Setting of Demand Operation
By connecting the external contact input to the demand input of the outdoor unit external control
adapter (optional), the power consumption of unit operation can be saved suppressing the
compressor operating condition.
A. When the demand operation is carried out by external instructions (with the use of the
external control adapter for outdoor unit).
1. Connect the external adapter of the outdoor unit, and then connect the external input wiring
to the low-noise operation input terminal on the terminal block (X1M). (Refer to the figure
shown below.)
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.
B. When the Normal demand operation is carried out. (Use of the external control
adapter for outdoor unit is not required.)
1. While in "Setting mode 2", make setting of the set item No. 32 (Setting of constant demand)
to "ON".
2. 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.
Description of setting Setting procedure
Setting
item
Condition Description
External control
adapter
Outdoor unit PC board
Demand 1
Level 1
Operate with power
of approx. 60% or
less of the rating.
Short-circuit
between "1" and
"C" of the
terminal block
(TeS1).
Set the setting item No. 32 to
"Demand 1" and the setting item
No. 30 to "Level 1".
Level 2
Operate with power
of approx. 70% or
less of the rating.
Set the setting item No. 32 to
"Demand 1" and the setting item
No. 30 to "Level 2".
Level 3
Operate with power
of approx. 80% or
less of the rating.
Set the setting item No. 32 to
"Demand1" and the setting item
No. 30 to "Level 3".
Demand 2 –
Operate with power
of approx. 40% or
less of the rating.
Short-circuit
between "2" and
"C".
Set the setting item No. 32 to
"Demand 2".
Demand 3 –
Operate with forced
thermostat OFF
Short-circuit
between "3" and
"C"
–
To other external control adaptor
for outdoor unit
Demand
2
P
Outside
wiring
indicated by
dotted line.
3
If carrying out demand or low-noise input, connect the adaptor's
terminals as shown below.
F1
F2
N
1C
Low
noise
X1M
Host computer monitor panel or demand controll
e

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