External Switch Controller - Fujitsu AIRSTAGE J-II Design & Technical Manual

3-5.

EXTERNAL SWITCH CONTROLLER

MODEL : UTY-TEKX
„ „
FEATURES
„ „
SYSTEM DIAGRAM
„ „
shorter than 50 m
SW External
input cable
ELECTRICAL WIRING
„ „
External input cable
*Connect SW2 only when it is used.
Connection to external contacts
Dry contact
SW1
SW2
COM
Terminal
External switch controller
● Air conditioner switching can be controlled by connecting other sensor
switches.
● ON/OFF, Temperature, Fan speed and Operating mode can be switched
in combination with Card-key switches equipped in facilities such as hotel
rooms.
● Card-key or other sensor switches are available as field supplied parts.
A
External switch
controller
External input
External switch controller
Open circuit voltage : 12 (V) ± 2 (V).
External contact 1
Short circuit current :
External contact 2
Short circuit detection resistance (R
Open circuit detection resistance (R
- (05 - 124) -
B
shorter than 25 m
Remote
controller cable
C
Remote controller
Remote controller cable
Remote REMOTE
Controller Cord CONTROL
Indoor unit
2 (mA).
<
=
Indoor Unit
B + C < 500 m
Remote
controller cable
) : 1 (kilo-ohm).
<
ON
=
) : 50 (kilo-ohm).
>
OFF
=