En-11
● When function setting is “Forced stop” mode.
[In the case of “Edge” input]
Connector Input signal Command
Ch1 of CNA01 or CNA02 OFF → ON Forced stop
ON → OFF Normal
[In the case of “Pulse” input]
Connector Input signal Command
CNA01 or CNA02
Ch1 OFF → ON Forced stop
Ch2 OFF → ON Normal
* When the forced stop is triggered, indoor unit stops and Operation/Stop operation by a
remote controller is restricted.
* When forced stop function is used with forming a remote controller group, connect the
same equipment to each indoor unit within the group.
• Selection method of functions
“Operation/Stop” mode or “Emergency stop” mode, “Forced stop” mode can be selected
with function setting of indoor unit.
● Forced thermostat off function
[“Edge” input only]
Connector Input signal Command
Ch3 of CNA03 or CNA04
OFF → ON Thermostat off
ON → OFF Normal
(2) External output
• A twisted pair cable (22AWG) should be used. Maximum length of cable is 82 ft (25 m).
• Use an external input and output cable with appropriate external dimension, depending
on the number of cables to be installed.
• Output voltage: Hi DC12V±2V, Lo 0V.
• Permissible current: 50mA
Output select
● When indicator etc. are connected directly
Indicator 1
Indicator 2
Indicator 3
Indicator 4
connected unit
P.C.B
CNB
01
● When connecting with unit equipped with a power supply
CNB
01
P.C.B
Connected
device 1
Connected
device 2
Connected
device 3
Connected
device 4
connected unit Relay (Locally purchased)
Operation behavior
* If function setting "60" is set to "00"
Connector Output voltage Status
CNB01
External output 1
Pins 1-2
0V Stop
DC 12 V Operation
External output 2
Pins 1-3
0V Normal
DC 12 V Error
External output 3
Pins 1-4
0V Indoor unit fan stop
DC 12 V Indoor unit fan operation
External output 4
Pins 1-5
0V External heater OFF
DC 12 V External heater ON
● Indoor unit fan setting for external heater
Fan setting when turning ON output to the connected external heater can be set by
changing Dip switch on PC board.
Dip switch
[SET2 SW3]
Fan setting when
ON is output to the
external heater
Explanation
OFF
(Factory setting)
OFF
For the fan setting details, see the
Design & Technical Manual.
ON ON
7. FIELD SETTING
There are 3 methods for address setting by FIELD SETTING as follows.
Please set by either of the methods.
Each setting method is described in below (1) to (3).
(1)
IU AD, REF AD SW settings:
This section (7.1. Setting the address)
(2) Remote controller settings: Refer to the wired or wireless remote controller manual
for detailed setting information. (Set IU AD, REF AD
SW to 0)
(3) Automatic address settings: Refer to the outdoor unit manual for detailed setting
information. (Set IU AD, REF AD SW to 0)
7.1. Setting the address
Manual address setting method
• The indoor unit address and the refrigerant circuit address can also be set up through
the wireless remote controller
CAUTION
Be sure to turn OFF the power before performing the fi eld setting.
• Please set it according to the following procedures when setting manually.
[Front panel remove and installation]
Intake grill remove.
(1) Open the intake grille.
(2) Pull down the knob.
(3) Lift the intake grille upward and until the beating at the top of the intake grille is
removed.
Mounting
shaft
Front panel
Bearing
Intake
grille
Knob
Intake
grille
Front panel removal.
(1) Remove intake grille (Refer to the item of intake grille removal.)
(2) Remove 6 screws.
(3) Push the [▲] part on the lower part of the body upwards with your thumb of both
hands to detach the 2 hooks, and then pull the front panel forward to remove it.
Front panel
Screws (6 position)
[▲] mark
Push
Push
Wall hook
bracket
(4) The front panel is pulled to the front, raising the upper surface, and a front panel is
removed.
Front panel
Piping work can be made easier by laying out, shaping, and temporarily fastening the
connection pipe and connection cable beforehand.
9373370444_IM.indb 119373370444_IM.indb 11 29/11/2017 AM 11:48:4329/11/2017 AM 11:48:43
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