11-4.Address Setting - Mitsubishi Electric CITY MULTI PUHY-M200-300YNW-A1 Data Book

11. M-NET CONTROL
11-4. Address setting
11-4-1. Switch operation
In order to constitute CITY MULTI in a complete system, switch
operation for setting the unit address No. and connection No. is
required.
À Address No. of outdoor unit, indoor unit and remote controller.
The address No. is set at the address setting board.
In the case of R2 system, it is necessary to set the same No. at the
branch No. switch of indoor unit as that of the BC controller
connected. (When connecting two or more branches, use the lowest
branch No.)
Á Caution for switch operations
¥ Be sure to shut off power source before switch setting. If operated with power source on, switch can
not operate properly.
¥ No units with identical unit address shall exist in one whole air conditioner system. If set erroneously,
the system can not operate.
 MA remote controller
¥ When connecting only one remote controller to one group, it is always the main remote controller.
When connecting two remote controllers to one group, set one remote controller as the main remote controller
and the other as the sub remote controller.
¥ The factory setting is Main .
PAR-4XMAA, PAR-3XMAA ("X" represents 0 or later), PAR-CT01MA
The MA remote controller does not have the switches listed above.
Refer to the installation manual for the function setting.
PAC-YT52CRA
Setting the dip switches
There are switches on the back of the top case. Remote controller Main/Sub and other function settings are
performed using these switches. Ordinarily, only change the Main/Sub setting of SW1.
(The factory settings are ON for SW1, 2, and 3 and OFF for SW4.)
SW No. SW contents Main
Remote controller
1
Main/Sub setting
Temperature display
2
units setting
Cooling/heating
3
display in AUTO mode
Indoor temperature
4
display
MEES19K116
ON OFF
Set one of the two remote controllers at one
Main
Sub
group to "ON".
When the temperature is displayed in
Celsius
Fahrenheit
[Fahrenheit], set to "OFF".
When you do not want to display "Cooling" and
Yes No
"Heating" in the AUTO mode, set to "OFF".
When you want to display the indoor
Yes
No
temperature, set to "ON".
Rotary switch
Branch
Unit address No. setting
No. setting
Comment
Y-Series
51