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1. For connection of a remote controller (PZ-41SLB-E)
If the Lossnay’s operation is linked with the operation of an external device such as an air conditioner, the method of use will differ, so carry out
the appropriate operation in accordance with the following table. Also, please see the installation and user’s manual for the remote controller
(PZ-41SLB-E).
<If not connected to an external device>
2. For connection of a Lossnay remote
controller (PZ-52SF-E), Mitsubishi
Electric Air-Conditioner Network
System (MELANS) or City Multi.
This is to be incorporated and used in the Mitsubishi Electric Air-
Conditioner Network System.
This is interlocked with the City Multi and operated by it.
If the Lossnay remote controller (PZ-52SF-E) is used, the Lossnay
may be operated independently if connected to City Multi.
For details, refer to the operating manual of PZ-52SF-E.
Lossnay operation using the Lossnay remote controller (PZ-52SF-
E) should need the power supply unit. Refer to the system diagram
below.
Note
• If this is to be used with the Lossnay remote controller (PZ-
52SF-E), refer to the manuals for both the PZ-52SF-E instal-
lation and operating manual.
• Remote controller PZ-41SLB-E cannot be used with this sys-
tem.
■ System diagram
Power supply
unit
Power
supply
MELANS
PAC-SC34KUA
Lossnay unit
LGH-**RX
4-E
Lossnay remote controller (PZ-52SF-E)
M-NET transmission line
Basic system
■ LOSSNAY VENTILATE setting
Both fresh air supply and return air pass through the Lossnay core(s).
Resulting in full heat exchange. Lossnay ventilate setting is used for
cooling in the summer and heating in the winter period.
■ BY-PASS VENTILATE setting
The fresh air passes through the Lossnay core(s) and the return
room air is exhausted direct. Lossnay bypass ventilate is normally
operated during the spring/autumn months.
<If connected to an external device>
Example of System Function
• If 2 remote controllers are used, the last
controller to be used has priority. (Last
Command)
Operation
Run using the remote
controller.
City Multi
indoor unit
Power
supply
A/C’s remote controller
Lossnay unit
LGH-**RX
4-E
M-NET transmission line
Interlocked to the City Multi indoor unit
Operation
• If you would like to turn ON the Lossnay
alone while the external device is OFF,
operate it by the Lossnay remote control-
ler.
• The fan speed is on “High”.
• The ventilation mode is “Ventilation Mode
Auto Select”.
If an external device is
connected the “On/Off”
function of this device will
also control the Lossnay
operation.
Lossnay
Power Supply
Remote Controller
(Optional parts)
(PZ-41SLB-E)
Lossnay
Power Supply
External device
Remote Controller
(Optional parts)
(PZ-41SLB-E)
Power Supply
Operation switch for the external device
Lossnay
Power Supply
Power Supply
Operation switch for the external device
External device
■ AUTOMATIC VENTILATION setting
The automatic damper mode automatically provides the correct ven-
tilation for the conditions in the room. The following shows the effect
“By-pass” ventilation will have under various conditions.
Fresh air
Exhaust air
Lossnay core
Damper
Return air
Damper
Return air
Supply air
Supply air
Lossnay core
Exhaust air
Fresh air
Models LGH-15 to 100 RX4 Models LGH-150 and 200 RX4
Exhaust air
Fresh air
Lossnay core
Damper
Return air
Supply air
Exhaust air
Fresh air
Lossnay core
Damper
Models LGH-15 to 100 RX4 Models LGH-150 and 200 RX4
Fresh air
Exhaust air
Return air
Supply air
Return air
Supply air
Return air
Supply air
Exhaust air
Fresh air