Fujitsu AIRSTAGE ASYE07GACH Installationsanleitung Seite 13

Input device 1
Input device 2
NOTE :
When connected to multiple indoor units directly, it will cause breakdown.
Operation behavior
● Input signal type
The input signal type can be selected.
It is switched by DIP switch on the indoor unit PCB.
DIP switch [Set 2 SW2]
OFF (Factory setting)
ON
● When function setting is "Operation/Stop" mode.
[In the case of "Edge" input]
Connector
Ch1 of CNA01 or CNA02
[In the case of "Pulse" input]
CNA01 or CNA02
* The last command has priority.
* The indoor units within the same remote controller group operates in the same mode.
● When function setting is "Emergency stop" mode.
[In the case of "Edge" input]
Connector
Ch1 of CNA01 or CNA02
[In the case of "Pulse" input]
CNA01 or CNA02
* All indoor units of same refrigerant system stops when Emergency stop operates.
● When function setting is "Forced stop" mode.
[In the case of "Edge" input]
Connector
Ch1 of CNA01 or CNA02
[In the case of "Pulse" input]
CNA01 or CNA02
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P.C.B
K1
K4
P.C.B
K2
K5
P.C.B
K3
K6
K1 - K6: Relay
(Device for DC Current)
Input signal type
Edge
Pulse
Input signal
OFF → ON
ON → OFF
Connector Input signal
Ch1 OFF → ON
Ch2 OFF → ON
Input signal
OFF → ON
ON → OFF
Connector Input signal
Ch1 OFF → ON
Ch2 OFF → ON
Input signal
OFF → ON
ON → OFF
Connector Input signal
Ch1 OFF → ON
Ch2 OFF → ON
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* 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.
CNA02
• 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
CNA02 ["Edge" input only]
Connector
Ch3 of CNA03 or CNA04
CNA02
(2) External output
• A twisted pair cable (22AWG) should be used. Maximum length of cable is 25m.
• 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
Edge
Operation
Pulse indicator
Error
The width of pulse
indicator
must be longer than
200msec.
Indoor unit Fan
status indicator
Command
● When connecting with unit equipped with a power supply
Operation
Stop
Connected
device 1
Connected
Command
device 2
Operation
Connected
device 3
Stop
connected unit
Operation behavior
Connector
Command
Emergency stop
CNB01
Normal
Command
(3) Connection methods
Emergency stop
• Wire modifi cation
Normal
Remove insulation from wire attached to wire kit connector.
Remove insulation from fi eld supplied cable. Use crimp type insulated butt connector to
join fi eld cable and wire kit wire.
Connect the wire with connecting wire with solder.
IMPORTANT: Be sure to insulate the connection between the wires.
Command
Forced stop
Normal
• Connection terminals and wiring arrangement
Command
In following fi gure, all the possible connectors are connected for description.
Forced stop
In actual installation, you cannot connect all the connectors at once.
Normal
Input signal
OFF → ON
ON → OFF
connected unit
Relay (Field supply)
Output voltage
0V
External output1
Pins 1-2
DC 12 V
0V
External output2
Pins 1-3
DC 12 V
0V
External output3
Pins 1-4
DC 12 V Indoor unit fan operation
Option parts:
External input /output wire
Field supply
Solder and insulate the connected parts.
Command
Thermostat off
Normal
P.C.B
CNB
01
P.C.B
CNB
01
Status
Stop
Operation
Normal
Error
Indoor unit fan stop
En-12
7/12/2012 3:05:26 PM 7/12/2012 3:05:26 PM