- 27 -
[
II
Restrictions ]
Wiring method/address setting method
1) Indoor/outdoor transmission line
Same as [4] 1.
2) MA remote controller wiring
[When 2 remote controllers are connected to the system]
When two remote controllers are connected to the system, connect terminals 1 and 2 of the terminal block (TB15)
on the indoor unit (IC) to the terminal block on the MA remote controllers (option).
Set the Main/Sub switch on the connected MA remote controllers (option) to SUB.(See the installation manual for the
MA remote controller for the setting method.)
3) Switch setting
Address setting is required as follows.
Pro
ce-
du-
res
Unit or controller
Address-
settin-
grange
Setting method
Notes
Facto-
ry set-
ting
1
Indoor
unit
Main unit IC
01 to 50
Assign a sequential odd number
starting with "01" to the upper indoor
controller.
00
Sub unit
IC
01 to 50
Assign sequential numbers starting
with the address of the main unit in
the same group. (Main unit address
+1)
2
Outdoor unit
OC
51 to 100
Add 50 to the address assigned to
the indoor unit connected to the sys-
tem with one outdoor unit.
00
3
MA
remote
controller
Main
remote
controller
MA
No set-
tings re-
quired.
-
Main
Sub
remote
controller
MA
Sub
remote
controller
Settings to be made with the sub/
main switch
Содержание PU(H)Y-P250YGM-A
Страница 1: ...Models Service Handbook AIR CONDITIONERS PU H Y P250YGM A PUHY P500YGM A PFD P250VM E PFD P500VM E ...
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Страница 72: ... 63 VI Refrigerant Circuit 1 Refrigerant Circuit Diagram 65 2 Principal Parts and Functions 68 ...
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Страница 182: ... 173 X LED Monitor Display on the Outdoor Unit Board 1 How to Read the LED on the Service Monitor 175 ...
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