LT
EN
AR
HR
CS
DA
NL
FR
DE
EL
HI
IT
JA
KO
NO
PL
PT
RO
RU
ES
SV
IW
ID
SR
SK
UK
VI
SQ
GL
HU
TH
TR
FA
MS
GA
BN
LA
MN
NE
MY
Indoor Unit
Introduction
Indoor unit BAC02B is designed to communicate with outdoor unit BAC01, then transfer the user setting mode, Setting temperature, room temperature to outdoor unit, and receive the running status from outdoor unit.
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Sensor Input Data- BAC02B
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Item
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Port
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Name
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Value
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1
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TH1
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Tr:return temperature sensor
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10K
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2
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TH2
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Tin:fan coil input sensor
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10K
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3
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TH3
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Tou:fan coil outlet sensor
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10K
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4
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TH4-TH6
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reservation
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Input / Output ports Data- BAC02B
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Item
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Port
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Description
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Remark
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1
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CN485
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RS485
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Connect to outdoor unit
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2
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CN12
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Transformer initial port
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Connect to transformer
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3
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CN13
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Transformer secondary port
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Connect to transformer
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4
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CN15
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SLM FC264
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HMI
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5
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CN17
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EEV port
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Connect to EEV
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6
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CN19
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AC/DC indoor fan port
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Adjustment RPM of DC FAN
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7
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CN21
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Hi fan speed output
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8
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CN22
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Medium fan speed output
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9
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CN25
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Power supply output
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Connect to AC/DC fan
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10
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CN27
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PUMP output
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11
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L
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L
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Power input 220vac
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12
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N
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N
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Power input 220vac
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ON/OFF Input Data- BAC02B
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Item
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Port
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Description
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Remark
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1
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CN6
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Room card function
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OCC function
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2
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CN7
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External fault input
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NO-Fault NC-Normal
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3
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CN9
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Water switch
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Control water switch
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