APPENDIX
25
ENGLISH
• Controller error
Error
code
Error item
Error
grade
Cause
CH10001 Fire detection (smoking sensor)
1
In case fire detection contact point is shorted(After displaying an
error, operate in smoking removal mode value of HMI)
CH10002 Emergency stop detection
2
In case an emergency contact point is shorted(After displaying an
error, stop all operations)
CH10003 HMI communication error
2
In case MHI communication signal is not received for more than 30
seconds
CH10004 BMS communication error
2
In case BMS communication signal is not received for more than
30 seconds
CH10011
Return air temperature sensor
error
2
Disconnected or short-circuited return air temperature sensor
CH10013 Return air flow sensor error
2
Disconnected or short-circuited return air flow sensor(deciding
error 5 minutes after operation)
CH10016
Return air temperature sensor mis-
connection
2
Misconnection between return air temperature sensor power
source and signal line
CH10017
Return air humidity sensor miscon-
nection
3
Misconnection between return air humidity sensor power source
and signal line
CH10018
Return air flow sensor misconnec-
tion
2
Misconnection between return air flow sensor power source and
signal line
CH10021
Supply air temperature sensor
error
2
Disconnected or short-circuited supply air temperature sensor
CH10023 Supply air flow sensor error
2
Disconnected or short-circuited supply air flow sensor(deciding
error 5 minutes after operation)
CH10026
Supply air temperature sensor mis-
connection
2
Misconnection between supply air temperature sensor power
source and signal line
CH10027
Supply air humidity sensor miscon-
nection
3
Misconnection between supply air humidity sensor power source
and signal line
CH10028
Supply air flow sensor misconnec-
tion
2
Misconnection between supply air flow sensor power source and
signal line
CH10031
Outdoor unit temperature sensor
error
2
Disconnected or short-circuited outdoor unit temperature sensor
CH10034
Outdoor unit damper feedback
error
3
In case more than ±10% gap occurs with targeted outdoor unit
opening (deciding error 3 minutes after changing opening)
CH10036
Outdoor unit temperature sensor
misconnection
2
Misconnection between outdoor unit temperature sensor power
source and signal line
CH10037
Outdoor unit humidity sensor mis-
connection
3
Misconnection between outdoor unit humidity sensor power
source and signal line
CH10041
Composite unit temperature sen-
sor error
2
Disconnected or short-circuited composite unit temperature sensor
CH10044
Composite unit damper feedback
error
3
In case more than ±10% gap occurs with targeted composite unit
opening (deciding error 3 minutes after changing opening)
CH10046
Composite unit temperature sen-
sor misconnection
2
Misconnection between composite unit temperature sensor power
source and signal line
CH10054 Return air damper feedback error
3
In case more than ±10% gap occurs with targeted return air open-
ing (deciding error 3 minutes after changing opening)
CH10061 Differential pressure sensor error
3
Disconnected or short-circuited differential pressure sensor(decid-
ing error 5 minutes after operation)
CH10062 Static pressure sensor error
3
Disconnected or short-circuited static pressure sensor(deciding
error 5 minutes after operation)
CH10063 CO2 sensor error
3
Disconnected or short-circuited CO2 sensor
Summary of Contents for PTND01B0E
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