Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 780

 Economizer 1 (Cooling 1 output + occupied)
Function setting
60-02
60-08
Occupied / Unoccupied
Office
Fri 10:00AM
Mode Set Temp. Fan
Cool 80°F
Custom
Auto Auto
Heat 74°F
Room Temp.
Away Cool 84°F
Heat 68°F 76°F
Vacation Status Menu
Wired remote
controller
*1: By the wired remote controller (touch panel), external output indication is transferred to econo-
mizer logic module through the indoor unit.
*2: Branches the output to economizer logic module, and connect to cooling 1 and cooling 2.
• Economizer logic module is required for economizer operation.
• Economizer logic module judges the amount of outdoor air intake depending on indoor unit output
at operating condition, occupied status and outdoor temperature etc.
Operating mode
Mechanical cooling
Mechanical and free
cooling
Cooling thermostat
off or Heating
Off
Operating mode
Mechanical cooling
Mechanical and free
cooling
Cooling thermostat
off or Heating
Off
*: When external output by remote controller is off, the amount of intaken fresh air differs as follows:
• Cooling by intaken fresh air is performed: None to maximum amount
• Cooling by intaken fresh air is not performed: None
3-2. External input
External output
Cooling thermostat on
Output 1
Pins 1-2
status *¹
Indoor unit
Operation
VRF indoor unit
(Free cooling)
Cooling on
Cooling on
Cooling off
Cooling off
Indoor unit output
Cooling Cooling
thermostat on HIGH/LOW
On —
On —
Off —
Off —
CNB01
Remote controller
output
Output 3
Pins 1-4
Remote controller output
(Occupied/Unoccupied status)
Cooling thermostat on
(Cooling 1 and Cooling 2)*²
(Enthalpy or Temperature)
Damper
Outdoor
Off
On
Off
Off
Occupied/
unoccupied
(RC output)
On
(Occupied)
On
(Occupied)
On
(Occupied)
Off
(Unoccupied)
- (08-26) -
Remote controller
UTY-RNRUZ
Occupied/Unoccupied
status
Economizer logic
module
Condition
Return
HIGH LOW
LOW HIGH
— —
— —
Indoor unit
input
Outdoor air
intake*
VRF Cooling
on
— Minimum
Modulating
—
(Min—Max)
— Minimum
— None
3. Indoor unit