• SW5OO
1. When outputting the Indoor unit on/off
ON
1
2
3
4
5
6
7
8
Setting
required
The relay is ON when the unit is running, and OFF when it is not.
2. When outputting the Indoor unit error/ok
ON
1
2
3
4
5
6
7
8
The relay is ON when an error has occurred, and OFF when the unit is functioning
properly.
Setting
required
• SW501 and SW502 do not have to be set.
• SW500
- Input/Output
Mode
Settings
sw No.
Functions
No. 1
Not in use
No. 2
HA terminal (CN504) input switch
No. 3
HA terminal
(CN504)
output
switch
No. 4
Remote
control
(CN591)
mode
switch 1
No. 5
Remote
control
(CN591)
mode
switch 2
No. 6
Remote
control
(CN591)
mode
switch 3
No. 7
Relay, extermination
output mode switch
ON
OFF
Set to OFF
Pulse input
Static mode
See the next page
ON/OFF output
Turn ON/OFF with
power: No
(unit remains OFF
when the source
power is turned ON)
Continuous input
Dynamic mode
See the next page
ERROR/OK output
No. 8
Turn on/off with power option
Turn ON/OFF with
power: Yes
(Returns the unit to
the status (ON/OFF)
it was in before the
power was turned
OFF)
Comments
Be sure to set these to OFF (When
set to OFF, the
unit cannot
communicate
with the air conditioner).
There
is a switch between
TC1 and 2 input on the
TB571.
When there is a problem while the unit is running,
it will output a relay ON signal.
When the Auto Restart function on the air condi-
tioner itself is set to ON, be sure to set these to
OFK
9