Address Setting - Mitsubishi Electric PQRY-P72TLMU-A Manual

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.
Address No. of heat source unit, indoor unit and ME remote controller.
The address No. is set at the address setting board.
In the case of WR2 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.)
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 .
PAC-YT53CRAU
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, 3, and 4 and OFF for SW2.)
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
WR2-126
ON OFF
Main Sub
Celsius Fahrenheit
Yes No
Yes No
PQRY-P-T(S)LMU, Y(S)LMU (April 2017 Ver2)
Rotary switch
Branch
Unit address No. setting
No. setting
Comment
Set one of the two remote controllers at one group to "ON".
When the temperature is displayed in [Fahrenheit], set to "OFF".
When you do not want to display "Cooling" and "Heating" in the
AUTO mode, set to "OFF".
When you do not want to display the indoor temperature,
set to "OFF".
© 2017 Mitsubishi Electric US, Inc.