Mitsubishi Electric CITY MULTI PLFY-P VBM-E Serie Installationshandbuch Seite 7

4. Electrical work
M1 M2 M1 M2 S 1 2
TB3 TB5
M1 M2 M1 M2
TB3 TB5
CN90
Pair No.
M1 M2 M1 M2
0
TB3 9 TB5
Pair No.
0
Fig. 4-3
SW1
ON
OFF
1 2 3 4 5 6 7 8 9 10
SW12
(10ths DIGIT)
Fig. 4-4
4.6. Switch setting for high ceiling or at the time of
changing the number of air outlets (Fig. 4-4)
With this unit, the air flow rate and fan speed can be adjusted by setting the SWA
and SWB (slide switch). Select a suitable setting from the table below according to
the installation location.
* Make sure the SWA and SWB switch are set, otherwise problems such as not
getting cool/warm may occur.
■ PLFY-P32-P80VBM
SWA
1
SWB Silent
4 direction 2.5 m
4
3 direction 2.7 m
3
2 direction 3.0 m
2
4.7. Sensing room temperature with the built-in sen-
sor in a remote controller (Fig. 4-4)
If you want to sense room temperature with the built-in sensor in a remote control-
ler, set SW1-1 on the control board to "ON". The setting of SW1-7 and SW1-8 as
necessary also makes it possible to adjust the airflow at a time when the heating
thermometer is OFF.
M1 M2 S 1 2
TB15 TB5 TB15
S M1 M2 S
TB5
CN90
Pair No.
S 1 2 M1 M2 S 1 2
0
TB15 9 TB5
SWB
SWA
3 2
2 3
CN43
4
1
CN82
SW11 SWC SW14
. /
.
(1s DIGIT) (BRANCH No.)
2 3
Standard High ceiling
2.7 m 3.5 m
3.0 m 3.5 m
3.3 m 3.5 m
4.4. Connecting remote controller, indoor and outdoor
transmission cables (Fig. 4-3)
• Connect indoor unit TB5 and outdoor unit TB3. (Non-polarized 2-wire)
The "S" on indoor unit TB5 is a shielding wire connection. For specifications
about the connecting cables, refer to the outdoor unit installation manual.
• Install a remote controller following the manual supplied with the remote control-
ler.
• Connect the remote controller's transmission cable within 10 m using a 0.75 mm
core cable. If the distance is more than 10 m, use a 1.25 mm
1 MA Remote controller
• Connect the "1" and "2" on indoor unit TB15 to a MA remote controller. (Non-
polarized 2-wire)
• DC 9 to 13 V between 1 and 2 (MA remote controller)
2 M-NET Remote controller
• Connect the "M1" and "M2" on indoor unit TB5 to a M-NET remote controller.
(Non-polarized 2-wire)
• DC 24 to 30 V between M1 and M2 (M-NET remote controller)
3 Wireless remote controller(When installing wireless signal receiver)
• Connect the wire of wireless signal receiver (9-pole cable) to CN90 of indoor con-
troller board.
• When more than two units are run under group control using wireless remote
controller, connect TB15 each with the same number.
TB15
• To chang Pair No. setting, refer to installation manual attached to wireless remote
controller. (In initial setting of indoor unit and wireless remote controller, Pair No.
is 0.)
A Terminal block for indoor transmission cable
B Terminal block for outdoor transmission cable(M1(A), M2(B),
C Remote controller
D wireless signal receiver
E wireless remote controller
4.5. Setting addresses (Fig. 4-4)
(Be sure to operate with the main power turned OFF.)
• There are 2 types of rotary switch setting available: setting addresses 1 to 9 and
over 10, and setting branch numbers.
1 How to set addresses
Example: If Address is "3", remain SW12 (for over 10) at "0", and match
SW11(for 1 to 9) with "3".
2 How to set branch numbers SW14 (Series R2 only)
Match the indoor unit's refrigerant pipe with the BC controller's end connection
number.
Remain other than series R2 at "0".
• The rotary switches are all set to "0" when shipped from the factory. These
switches can be used to set unit addresses and branch numbers at will.
• The determination of indoor unit addresses varies with the system at site. Set
them referring to the Data Book.
A Address board
■ PLFY-P100,P125VBM
SWA
SWB
4 direction
4
3 direction
3
2 direction
2
2
junction cable.
(S))
1 2
Silent Standard
2.7 m 3.2 m
3.0 m 3.6 m
3.3 m 4.0 m
2
3
High ceiling
4.5 m
4.5 m
4.5 m
7