External Input And Output (For Aotg34Kmta); 11-1.External Input - Fujitsu ASTG30KMTA Design & Technical Manual

11. External input and output (for AOTG34KMTA)

With using external input and output functions, this product can be operated inter-connectedly with
an external device.
Connector
CN10 Low noise mode
CN11 Peak cut mode
CN12
CN13
11-1. External input
With using external input function, on/off status of "Low noise mode" and "Peak cut mode" can be
specified by the external signal.
 Low noise mode
In following condition, the operating noise of the outdoor unit reduces comparing from the one in
normal operating condition:
• The air conditioner is set to the "Low noise mode" when closing the contact input of a commercial
timer or on/off switch to a connector on the control PCB of the outdoor unit.
NOTE: Product performance may drop depending on some conditions such as the outdoor
temperature.
 Circuit diagram example
Outdoor unit
control PCB
Connector
1
2
Input signal
Low noise mode
 Optional part
Part name
External connect kit
Input
—
— Compressor status
• Contact capacity: DC 24 V or more, 10 mA or more.
Connected unit
• *: Make the distance from the PCB to the connected
Example: Switch
• Construct a circuit as shown in this figure with using
• Input signal: On in "Low noise mode"
*10 m
• Input signal: Off in normal operation
• To set the level of "Low noise mode", refer to "Low
Signal
Locally purchased
On
Off
On
Off
Model name
UTY-XWZXZ3
- 64 -
Output
—
—
Error status
unit within 10 m.
optional parts mentioned below.
noise mode" on page 70.
Remarks
See external input/output
settings for details.
Exterior