Fujitsu AOUH18LMAS1, Service Manual

Page: 198 / 215

•
External heater output
Function setting /
Rotary SW on
External input
and output PCB
External output
Output
signal
Command
60-11 / D Output of indoor unit CN47
Off On Heater on
On Off Heater off
60-00 / 2
External input and
output PCB
CN312
Off On Heater on
60-09 / B
60-10 / C On Off Heater off
• Set point attainment status
NOTE: This function is valid only when function setting 96 is set to “Enable” (01).
→hen the room temperature does not reach the set point at a room due to the lower cooling per-
formance caused by external factor such as the outdoor temperature change, signal is output to
tell the attainment status of set point.
Function setting /
Rotary SW on
External input
and output PCB
External output
Output
signal
Command
60-12 / D Output of indoor unit CN47
On Off Normal
Off On
Set point
attainment
Output signal Condition
Off Reached the set point. (Tr ≤ Tsα +1°F [0.5°C])
On
Unreached the set point. (Tr > Tsα +5°F [2.5°C])
However, even if the set point unreached, the signal will not be output for 7 minutes
after power is turned on.
Tr > Tsα + 5°F (2.5°C)
Output: On
Output: Off
Tr ≤ Tsα + 1°F (0.5°C)
When starting operation*
*: When starting operation or resetting, judges the zone to descending direction.
2-4. Details of function
- (05-24) -
2. External input and output
FI
EL
D
W
O
R
K
IN
G
FI
EL
D
W
O
R
K
IN
G