Carrier 40VCC8 - Page 65

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2. Coil--Query function code: 0x01 Control function code: 0x05/0x0F
BIT name meaning reamark
0 indoor unit 1 on o󰀨
0- o󰀨
1- on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
1 indoor unit 2 on o󰀨
0-o󰀨
1-on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
2 indoor unit 3 on o󰀨
0- o󰀨
1- on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
3 indoor unit 4 on o󰀨
0- o󰀨
1- on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
……
62 indoor unit 63 on o󰀨
0- o󰀨
1- on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
63 indoor unit 64 on o󰀨
0- o󰀨
1- on
Read operation to get the current indoor unit on and o󰀨 status
Write operation changes while the indoor unit is in on and o󰀨
state
3. Input Register:0x04 Input register (Input Register) query function code: 0x04
WORD name range remark
0
indoor unit 1
ambient temp.
‐
30
‐‐
60
Unit 1 °C,HRV1/HRV2/Fresh air unit model
without set temperature, will return to 0x7FFF
1
indoor unit 1
error code
0
‐
256 value of 0 means no error
2 indoor unit 1 HP 0.1HP
This parameter is currently not supported and
will return to 0x7FFF
3
indoor unit 2
ambient temp.
‐
30
‐‐
60
Unit 1 °C, HRV1/HRV2/Fresh air unit model
without set temperature, will return to 0x7FFF
Wiring diagram and Installation
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