Fujitsu AOU30RLXEH Design & Technical Manual page 43

 Fresh air conditioner (for external control module*) input func-
tion (mode 1 or 7)
* Module that reduces or stops the cooling operating ratio of the air conditioner by intaking fresh air
such as Direct digital controller.
Function
Mode
setting
1 60-01
7 60-07
Mechanical cooling Off
* Edge input only.
• With using "Fresh air conditioner" input and "Cooling thermostat On" output, external control
module controls the cooling operation by the air conditioner.
• When "Fresh air conditioner On" is input during cooling thermostat on, fresh air conditioning is
performed with stopping the cooling operation by the air conditioner.
NOTE: During operations other than cooling such as heating or dry, "Fresh air conditioner On" input
is disabled.
• Example of individual connection
Output: Cooling thermostat On
Input:
Mechanical cooling
control
Output: On (Cooling thermostat On)
Input: Off
(Mechanical cooling On)
External input External output
CNA03 or CNA04
CNB01 (Pin: 1-2)
(EXT. IN2)
Cooling thermostat On
Direct digital
controller
Thermistor
Ventilator
Thermistor
Indoor Outdoor
temperature
temperature
85˚F 88˚F
(28.5˚C) (30˚C)
Office Fri 10:00AM
Mode Set Temp. Fan
Custom Cool 80°F
Auto Auto
Heat 74°F
Cool 84°F Room Temp.
Away Heat 68°F 76°F
Vacation Status Menu
84˚F
Set
(28˚C)
temperature
Input signal*
Off → On
On → Off
Output: Off (Cooling thermostat Off)
Input: On
(Mechanical cooling Off)
Output: On (Cooling thermostat On)
Input: On
(Mechanical cooling Off)
- 39 -
Command
Mechanical
cooling Off
Normal operation
Indoor Outdoor
temperature temperature
83˚F 89˚F
(27.5˚C) (31˚C)
Office Fri 10:00AM
Mode Set Temp. Fan
Custom Cool 80°F
Auto
Auto Heat 74°F
Cool 84°F Room Temp.
Away 76°F
Heat 68°F
Vacation Status Menu
84˚F
Set
(28˚C)
temperature
Outdoor
Indoor
temperature
temperature
85˚F 82˚F
(28.5C) (27˚C)
Office Fri 10:00AM
Mode Set Temp. Fan
Custom Cool 80°F
Auto Auto
Heat 74°F
Cool 84°F Room Temp.
Away Heat 68°F 76°F
Vacation Status Menu
84˚F
Set
(28˚C)
temperature