Daikin D-BACS, Design Manual

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1.7 Ai Unit (DAM101A51) 321
Adaptor
1.7.3 Installation
1.7.4 Wiring Work and Initial Setting
1. Wiring connection
294
(75)
The device with the lid open
(210.5)
154
Indentations
for screw holes
The lead line length for the
outside thermometer is
approximately 50cm from
the bottom of the device.
(356.5)
The installation orientation
for the device is set
ahead of time. Do not
install the device
upside down.
PC board ASSY
This device is mounted with 4 screws.
Open the four indentations for the screw holes with self tapping screws or drill
them and secure them with the 4 screws.
(The recommended screw size is M4. Screws should be procured locally.)
Above
Screws
First, remove the lid from the main unit. (5 screws) Do not lose the removed screws.
You will need them when you close the lid after all work is done.
There are 4 types of wiring for the device.
Indoor
unit
Use the included sensor
Indoor
unit
When extending the included harness --- max. 15m
1.25mm 2
Outdoor
unit
Multi-purpose sensor
Power wiring
X1M
L, N
DIII-A1
(DAM101A51)
Outdoor
unit
No polarity
Specifications for electric wiring used
Communication
wiring
Power supply voltage: max. 200 - 240V (50/60Hz)
Remarks
Indoor
unit
DIII-NET
Communication
External
Temperature
sensor
Name
Do not clamp
simultaneously
with powerful
wiring
External temperature
sensor
-
Earth leakage
breaker
~ AC 200 - 240V
(power consumption
max. 10W)
Indoor
unit
X2A X1A
X2M
F1, F2
Multi-purpose
sensor
intelligent Manager III
(DAM602B51/52)
10A
The DIII-NET communication line connecting
the device should be no greater than 64Gr,
including the device.
(The DIII-NET communication addresses
which can be used are 1 - 0 to 4 - 15.)
DC 0 - 5V sensor can be connected
(procured locally)
System wiring
Sheathed vinyl cord or cable 0.75
~
1.25mm 2
(balanced-type) --- max. length 1000m
(up to total extension 2000m)
(Total extension length 1500m when using shield wire)