background image

(3) SW1-8 setting

(4) Group setting prohibited

Group setting for more than one outdoor unit is not available. (Each outdoor unit is one group.)

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

NO

Function details

Initial

setting

Effective

timing

is the switch

position

is the switch

position

  

SW1-8

Selection

Function

Turn the switch ON when MA remote controller or wireless remote

controller is connected to indoor unit.

Turn the switch OFF when MA remote controller or wireless remote

controller is NOT connected to indoor unit.

SW1-8 ON

SW1-8 OFF

Outdoor

Outdoor

Indoor

Indoor

M-NET board

M-NET board

System

controller

System

controller

system

controller

A
B

Power supply

 

unit

for transmit cable

A B

S

Outdoor unit

M1

S

M2

M-NET board

A unit
B unit

C unit
D unit
E unit

Indoor unit
Indoor unit
Indoor unit

Indoor unit

Indoor unit

Group B

Group C

Group D

Group E

Group A

system

controller

A
B

Power supply

 

unit

for transmit cable

A B

S

Outdoor unit

M1

S

M2

M-NET board

A unit
B unit

C unit
D unit
E unit

Indoor unit
Indoor unit
Indoor unit

Indoor unit

Indoor unit

Group B

Group A

[Good example]

[Bad example]

5

<FUNCTION>

Set the connection of MA-

remote controller or

wireless remote controller

to the indoor unit.

ON : exist (initial setting)

OFF : not exist

<NOTE>

In case of switch is ON,

transmission error between

M-NET board and system

controllers does not be 

detected, and M-NET board

operates continuously.

ON

Always

3.Switch setting

Содержание PAC-IF01MNT-E

Страница 1: ...rce of the cable Faulty connections can cause heat or fire The terminal cover panel of the unit must be installed securely Faulty installation can cause fire or electric shock by dust or water The electric installation must be done by qualified person in accordance with this installation manual Use the separate circuit only for this machine and use rated voltage and circuit breaker If the electric...

Страница 2: ... two or more locations electrical circuit is generated through them and a potential difference is created because of the impedance difference between or among the ground locations This may cause noise in the shield Ground at only one point then no circuit is created and no noise gets in w2 In case that the outdoor unit is grounded connect the ground wire supplied as accessory to the S terminal sec...

Страница 3: ...1 Never supply voltage 208V 230VAC to the terminals for M NET transmission If the voltage is supplied it can break the electronic parts on the M NET board 2 Use the shielded cable CVVS CPEVS MVVS of 1 25mm AWG 16 with 2 wires polarity is not a concern for the transmission cable Never use transmit wires of different system with a cable which contains multi wires The communication of transmit signal...

Страница 4: ... be set within the range of 01 to 50 For instance when the head address set with SW11 and SW12 is 47 and you are to connect 5 indoor units A B C D E the addresses for each indoor unit are A 47 B 48 C 49 D 50 and E 51 Since the number for E exceeds 50 this setting is not available w Ex MXZ 5C42NA Outdoor unit M1 S M2 M NET board A unit B unit C unit D unit E unit Indoor unit Indoor unit Indoor unit...

Страница 5: ...em controller system controller A B Power supply unit for transmit cable A B S Outdoor unit M1 S M2 M NET board A unit B unit C unit D unit E unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Group B Group C Group D Group E Group A system controller A B Power supply unit for transmit cable A B S Outdoor unit M1 S M2 M NET board A unit B unit C unit D unit E unit Indoor unit Indoor u...

Страница 6: ... the M1 and M2 terminals on the Terminal block There is no polarity difference Note 1 If required connect the shield of the M NET transmission wire to the main unit using the Ground wire and screw M4 x8 See the Caution on page 2 Note 2 Take great care that no lead wire is caught on anything when installing panels 7 Refer to the wiring diagram and connect the Lead wire A that you previously connect...

Страница 7: ...ifference 9 Bundle the front and back of the coil sections of Lead wire B using the Fasteners as shown in the figure Note 1 If required connect the shield of the M NET transmission wire to the main unit using the Ground wire and screw M4 x8 See the Caution on page 2 Note 2 Take great care that no lead wire is caught on anything when installing panels 7 Refer to the wiring diagram and connect the L...

Страница 8: ...PAC IF01MNT E List of Models on separate sheet BT79C388H01 Group Applicable model Page A MXZ 3C24NA MXZ 3C30NA MXZ 4C36NA B MXZ 2C20NAHZ MXZ 3C24NAHZ MXZ 3C30NAHZ MXZ 5C42NA ...

Страница 9: ......

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