Basic Function - Mitsubishi Electric GUG-01SL-E Technical Manual

1 What Dx-coil unit is
CHAPTER

1. Basic function

Dx-coil (Direct Expansion Coil) unit is a kind of temperature control equipment working with Lossnay unit and Mr.Slim outdoor
unit to control Return Air temperature or Supply Air temperature.
2.Two temperature control method
2.1 RA (Return Air) temperature control
As same as air-conditioner, users set the target return air temperature on the remote controller and then Dx-coil unit will operate
to heat up or cool down the room temperature.
OA
EA
Power supply
OA: Outdoor air SA: Supply air
EA: Exhaust air RA: Return air
2.2 SA (Supply Air) temperature control
Users set the target supply air temperature on the remote controller and then Dx-coil unit will maintain the supply air
temperature close to the setting temperature.
OA
EA
Power supply
1
Lossnay unit
Connection image
This picture shows the system of LGH-100RVX-E and GUG-02SL-E as example.
Lossnay unit
Setting temp.
Lossnay unit
Setting temp.
Dx-coil unit
Target temp.
RA
Dx-coil unit
SA
PZ-01RC
The dedicated remote controller for the Dx-coil unit is
described as "PZ-01RC" in this manual.
It is not an official model name.
RA
Target temp.
Dx-coil unit
SA
PZ-01RC
Outdoor unit
Power supply
Outdoor unit
Power supply