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Comfosplit IKARO HW - User and installer manual
© Ideal Clima - Page 48 / 68
Read-only Modbus values (input register)
Address
Description
Data Type
Format
Default
value
46801
Measured Room temperature
Int16 signed
The value is in tenths of a
degree (24 ° C = 240),
accuracy 0.5 ° C
-
46803
Fan speed
Int16 signed 0 = firm, 1 = Super silence, 2 =
low speed, 3 = medium
speed, 4 = high-speed, 5 =
very high speed, auto speed
= 6.
-
Example of reading
In this example, you read the input registers of register 46.801of a Device with default Modbus address
0F
04
B6 D1
00 01
46 95
device Address
Reading Function
Address of the first
register
Number of registers to
read
CRC
The answer is as follows:
0F
04
02
01 36
51 77
device Address
Reading Function
Byte contents in the answer (2)
Measured room temperature (310
° C = 31)
CRC
Modbus Values read / write (holding register)
Address
Description
Data Type
Format
Default
value
28.301
Power On and Off
Int16 signed
0 = the unit is turned off
1 = the unit is turned on
-
28.302
Mode of operation of the unit
Int16 signed
1 = cooling,
2 = dehumidification,
3 = only ventilation,
4 = heating
-
28.303
Fan speed
Int16 signed
1 = super silence speed
2 = minimum speed
3 = medium speed
4 = high speed
6 = Automatic speed
-
28.310
Temperature setpoint in the cooling
mode
Int16 signed
Specifies the desired
temperature (in tenths of
degrees 24 ° = 240)
-
28,311
Temperature setpoint in the heating
mode
Int16 signed
Specifies the desired
temperature (in tenths of
degrees 24 ° = 240)
28321
Modbus address of the unit
Int16 signed Acceptable values between
1 and 32
15
Sample holding register reading
In this example, we read from the holding registers from 28.301to 28,303 of a device with default address
0F
03
6E 8D
00 03
88 26
device Address
Reading Function
Address of the first
register
Number of registers to
read
CRC