Modbus Register Table - Samsung MIM-B19N Installation Manual

Modbus Register Table

Table 2. Modbus register table
E.g., calculating the Modbus PDU address when the connected indoor unit address is 3
Modbus
Function
PDU address
Modbus
interface
0
module
error status
Integrated
outdoor unit
error code
defrost
operation
3 Buzzer on/off
Communication
*50)) + 0 status
Air conditioner
on/off
Signal values
Outdoor Indoor
R
R
R
W
-
[Lower Byte]
Model code
-
[Upper Byte]
Model group
-
Modbus register type (R/W)
HE/HT/
AHU kit ERV ERV+ CHILLER FCU
EHS
- - - - -
- - - - -
- - - - -
- - - - -
R R R R R
R R R R R
R/W R/W R/W - R/W R/W R/W R/W
Remarks
FCU kit
- - -
- - -
- - -
- - -
R R R
the FCU is used and the
lower byte is ignored.
(Hex)
to xx75h
R R R
to xx63h
to xx65h
to xx95h
to
xxA9h
English 13