Fujitsu AB*A12, Service Manual

Page: 46 / 322

02-33
2-3-9 External Switch Controller
(1) MODE setting.
(2) Delay-time setting
SW1-3
ON
OFF
Sets the mode.
( Factory setting)
MODE setting Detail SW1-1 SW1-2
ON
ON
OFF
OFF
ON
ON
OFF MODE 0
MODE 1
MODE 2
No setting
OFF
( Factory setting)
External Switch Controller (UTR-YESA)
1. DIP SW SETTING
This MODE sets to P1 operation mode if SW1 has a contact input of DIP-SW3-5.
This MODE sets to P2 operation mode if SW2 has a contact input of DIP-SW5-5.
This MODE sets to P1 operation mode if a contact of SW1 is switched ON OFF.
This MODE sets to P2 operation mode if a contact of SW1 is switched OFF ON.
This MODE sets to P1 operation mode in 1 minute after stop operation if a contact
of SW1 is switched ON OFF.
This MODE sets to P2 operation mode in 1 minute after stop operation if a contact
of SW1 is switched OFF ON.
Delay (1 min)
Instant (200msec)
Set to ON for switching operation mode in 1 minute after contact.
Delay-time setting
(3) External switch controller and remote controller, or dual external switch controllers setting
Number of
remote controllers
DIP-SW1
No.4
DIP-SW1
No.5
DIP-SW1
No.4
DIP-SW1
No.5
Master controller Slave controller
ON
ON ON
OFF
OFF
OFF One controller
One controller
controller
Two controllers
Two controllers
Set the external switch controller DIP switch No.1-4,1-5 according to the following table.
( Factory setting)
1 2 3 1 2 3
1 2 3
Indoor unit
1 2 3
1 2 3
Indoor unit
Master controller Master controller Slave controller
controller
(4) Group control setting
Number of indoor unit
One unit connection
DIP-SW1
No.6
ON Multiple unit connection
OFF
( Factory setting)
Number of indoor unit connection (One/Multiple)
This is switched according to the number of connected indoor units.
MODE 0
DIP-SW3-5 : ON
DIP-SW5-5 : OFF
Contact :ON
Contact :OFF
P1
P2
Contact :ON
Contact :OFF
SW1
SW2
MODE 1 MODE 2
P1 P2
Contact :ON
Contact :OFF
SW1
P1 P2
Contact :ON
Contact :OFF
SW1
ST ST
Example :
*
1 : ST means “Stop operation”.
*
2 : If the indoor unit is operated between
ST and P1 or ST and P2,
it may not be set at the operational
status of P1 or P2.
*
2
*
2