HMS Networks Intesis IN776MHI00XO000 User Manual page 28

Integration into Modbus Systems
Table 2. Outdoor unit registers
Modbus address R/W
(OU[1..12]*20)+4000+1 R
(OU[1..12]*20)+4000+2 R
(OU[1..12]*20)+4000+3 R
(OU[1..12]*20)+4000+4 R
(OU[1..12]*20)+4000+5 R
(OU[1..12]*20)+4000+6 R
(OU[1..12]*20)+4000+7 R
(OU[1..12]*20)+4000+8 R
(OU[1..12]*20)+4000+9 R
(OU[1..12]*20)+4000+10 R
(OU[1..12]*20)+4000+11 R
(OU[1..12]*20)+4000+12 R
(OU[1..12]*20)+4000+13 R
(OU[1..12]*20)+4000+14 R
(OU[1..12]*20)+4000+15 R
(OU[1..12]*20)+4000+16 R
(OU[1..12]*20)+4000+17 R
(OU[1..12]*20)+4000+18 R
(OU[1..12]*20)+4000+19 R
Table 3. Indoor unit registers
Modbus address R/W
(U[0..127]*20)+1 R Communication Status
(U[0..127]*20)+2 RW On/Off
(U[0..127]*20)+3 RW Operation Mode
(U[0..127]*20)+4 RW Temperature Setpoint (x10)
(U[0..127]*20)+5 RW Fan Speed
(U[0..127]*20)+6 RW Remote Lock
(U[0..127]*20)+7 RW Louver / Vane Position
(U[0..127]*20)+8 R Room Temperature (x10)
(U[0..127]*20)+9 R Filter Sign Status
(U[0..127]*20)+10 R Unit Error code
(U[0..127]*20)+11 R Compressor Status
(U[0..127]*20)+12 W(T) Filter Sign Reset
(U[0..127]*20)+13 W(T) RC Error Reset
USER MANUAL Version 1.2
Register Name
OU Compressor 1 Frequency
OU Compressor 2 Frequency
OU Heat Exchange low 1 temperature (x10)
OU Heat Exchange low 2 temperature (x10)
OU Heat Exchange low 3 temperature (x10)
OU Heat Exchange low 4 temperature (x10)
OU Heat exchange high 1 temperature (x10)
OU Heat exchange high 2 temperature (x10)
OU Heat exchange high 3 temperature (x10)
OU Heat exchange high 4 temperature (x10)
OU Unit temperature (x10)
OU Discharge pipe temperature 1 (x10)
OU Discharge pipe temperature 2 (x10)
OU Crankcase 1 temperature (x10)
OU Crankcase 2 temperature (x10)
OU Compressor current 1 (x10)
OU Compressor current 2 (x10)
OU High pressure (x100)
OU Low pressure (x100)
Register name
0-No Error, 1-Error
0-Off, 1-On
0-Cool, 1-Heat, 2-Fan, 3-Auto, 4-Dry
16 .. 30ºC / 60 .. 86ºF
0-Low, 1-Medium, 2-High, 3-Powerful
0-Unlock, 1-Lock
0-Swing, 1-Pos1, 2-Pos2, 3-Pos3, 4-Pos4
0 .. 30ºC / 32 .. 86ºF
0-Off, 1-On
0-No Error, X (1.. 255)-Error
0-Off, 1-On
1-Reset
1-Reset
Mitsubishi Heavy Industries VRF with KNX, Serial and IP support
Possible Values
0 .. 255Hz
0 .. 255Hz
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
ºC / ºF
Amperes
Amperes
MPa
MPa
Possible values
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