Fundamental Functions - Fujitsu AUXB04GALH Service Manual

3-8-2 FUNDAMENTAL FUNCTIONS

1. FGL remote/controller connection
Air conditioning
Intake temperature control
control system
(SET3-3)
Intake temperature (Room temperature)
Set temperature
Cooling: 18 to 30
objective
Heating: 10 to 30
Cooling
Thermostat OFF
Intake temperature < Setting temperature -0.5
conditions
Heating
Intake temperature > Setting temperature +0.5
Operation
FGL controller
(ON/OFF/Mode/
Set temperature
Fan control commands are output from the DX kit external output terminal
Fan control
2. External controller connection
Air conditioning
Intake temperature control
control system
(SET3-3)
Set temperature input / Capacity input
Analog input
Selection
system (SET3-2)
Intake temperature (Room temperature)
Temperature
Setting range
Cooling
Thermostat
OFF conditions
Heating
0%, 5 % to 100%
Capacity
input range
Controlled by external controller and EEV closed by making the capacity input 0% in cooling mode.
Thermostat OFF
conditions
EEV slightly opened when the Compressor operating in heating mode
Controlled by external controller, input to DX Kit external input terminal
Operation
(ON/OFFMode/
Set temperature
When fanmotor locked or another error was generated at the external equipment, the refrigerant cycle is
When error
stopped by inputting an error signal to the DX Kit external input terminal. (EEV is Closed)
generated at
external equipment
Control is perfomed by external equipment, but when you want to stop the fan during defrosting, use the
Fan control
defrost signal that is output from the DX Kit external output terminal.
Cooling: 18 to 30
Heating: 10 to 30
Intake temperature < Setting temperature -0.5
Intake temperature > Setting temperature +0.5
*Operation from FGL controller is disabled.
(Only monitoring is possible)
Discharge temperature control
Discharge temperature
Cooling: 14 to 25
Heating: 17 to 28
Cooling
Discharge temperature < Setting temperature -5.0
Heating
Discharge temperature > Setting temperature +5.0
for 5 minutes
Outlet temperature control
Set temperature input / Capacity input
Selection
Discharge temperature
Cooling: 14 to 25
Heating: 17 to 28
Cooling
Discharge temperature < Setting temperature -5.0
Heating
Discharge temperature > Setting temperature +5.0
for 5 minutes
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