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5-16
SM-18001-rev.1
EXTERNAL INPUT/OUTPUT AND FUNCTION SETTING
(7) Picking Up Total Heat Exchanger Signal [ Output Setting: Code (07) ]
This function is utilized to pick up a total heat exchanger signal during the ventilation mode selected
with a wired controller. An example of basic wiring is shown below.
Picking Up Total Heat Exchanger Signal
(Example: Cooling Thermo-ON Output is set to terminals 1 and 3 of CN7.)
CN7 Connector
CN7
1
3 P Connector
Indoor Unit PCB
3
Auxiliary Relay
RYa
RY
NOTE:
These are examples using general-purpose relay.
(6) Picking Up Heating Thermo-ON Signal [ Output Setting: Code (06) ]
This function is utilized to pick up a thermo-ON signal during the heating operation. An example of
basic wiring is shown below. The contact of the auxiliary relay “RYa” is closed during thermo-ON in
heating operation. Use this function for operation of a circulator or a humidifier.
Picking Up Operation Signal
(Example: Heating Thermo-ON Output is set to terminals 1 and 2 of CN8
1
.)
RY
CN8
1
Connector
CN8
1
2
3 P Connector
Indoor Unit PCB
Auxiliary Relay
RYa
NOTE:
1. Output terminal (CN8) is no longer available for Ducted Medium Static type and Ducted Slim type indoor
units produced in April 2018 or later.
Содержание CIDH018B21S
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Страница 10: ...viii SM 18001 rev 1...
Страница 15: ...SM 18001 rev 1 1 1 INSTALLATION 1 Installation...
Страница 19: ...SM 18001 rev 1 2 1 OPERATION 2 Operation...
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Страница 23: ...SM 18001 rev 1 3 1 TROUBLESHOOTING 3 Troubleshooting...
Страница 75: ...MAINTENANCE SM 18001 rev 1 4 1 4 Maintenance...
Страница 76: ...MAINTENANCE 4 2 SM 18001 rev 1 4 1 Maintenance of Outdoor Unit Refer to the Service Manual for Outdoor Unit...
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Страница 131: ...SM 18001 rev 1 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting...
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Страница 173: ...SM 18001 rev 1 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions...
Страница 182: ...6 10 SM 18001 rev 1 FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A f t 3 l b...
Страница 183: ...SERVICE PARTS LIST SM 18001 rev 1 7 1 7 Service Parts List...
Страница 184: ...SERVICE PARTS LIST 7 2 SM 18001 rev 1 Refer to the Service Parts List for Ducted High Static Medium Static and Slim...
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Страница 186: ...2018 Johnson Controls Inc SM 18001 rev 1 Code No LIT 12013047 Revised February 2019...