11-4.Ceiling Type - Fujitsu AUXG12KVLA Design & Technical Manual

11-4. Ceiling type
PCB External input
Operation/Stop
Forced stop
Indoor unit
Operation/Stop
Forced
thermostat off
External input
and output
(UTY-XCSX)
¢ External input
With using external input function, some functions on this product can be controlled from an external
device.
• "Operation/Stop" mode can be selected with function setting of indoor unit.
• A twisted pair cable (22AWG) should be used. Maximum length of cable is 150 m.
• The wire connection should be separate from the power cable line.
 Indoor unit
Indoor unit functions such as Operation/Stop can be done by using indoor unit terminals.
*1: The switch can be used on the following condition: DC 12 V to 24 V, 1 mA to 15 mA.
11-4. Ceiling type
CN65
CN47
(Ext.in/out PCB)
(Ext.out)
Terminal
(Ext.in)
Fig. Indoor unit PCB
External output Connector
—
Operation status
Error status
Indoor unit fan
—
operation status
External heater
output
—
Operation status
Error status
—
Indoor unit status
External heater
output
Rotary switch
SW2
SW1
Fig. External input and output PCB
Input select
Terminal Dry contact
CN47 —
Input 1/
Input 2
Dry contact/
Apply voltage
Input 1
Output 1
Output 2 —
Output 3
- 152 -
External
Input connect kit
signal (Optional
parts)
Edge —
— UTY-XWZXZG
Edge/
Pulse
—
Edge
— —
Terminal
1
2
11. External input and output