SAVE MODBUS VARIABLE LIST 20210301 REV36
Table Of Contents
- 1 Information
 - 2 Modbus variable list
- 2.1 Demand Control
 - 2.2 User modes
 - 2.3 Airflow Control
 - 2.4 Outdoor Airflow Compensation
 - 2.5 Temperature Control
 - 2.6 Cooler
 - 2.7 Heater
 - 2.8 Extra Controller
 - 2.9 Change-over (Heating/Cooling)
 - 2.10 Moisture transfer control
 - 2.11 Cooling recovery
 - 2.12 ECO mode
 - 2.13 Free Cooling
 - 2.14 Week Schedule
 - 2.15 Time and Date
 - 2.16 Filter replacement
 - 2.17 Analog Input values (Temperatures, CO2, RH)
 - 2.18 Digital Input functions
 - 2.19 Output values
 - 2.20 Alarms
 - 2.21 System settings
 - 2.22 Modbus
 - 2.23 Unit Backups
 
 - 3 Revision table
 
Modbus variable list |
9
Symbolic register name
Sig.
Modbus Reg. type Mod-
bus
Adr.
Min Max Description
REG_FAN_LEVEL_SAF_HIGH_FLOW I
Holding Register
(Function 03/06/16)
1437
SAF speed value for high fan speed
REG_FAN_LEVEL_EAF_HIGH_FLOW I
Holding Register
(Function 03/06/16)
1438
EAF speed value for high fan speed
REG_FAN_LEVEL_SAF_MAX_FLOW I
Holding Register
(Function 03/06/16)
1439
SAF speed value for maximum fan speed
REG_FAN_LEVEL_EAF_MAX_FLOW I
Holding Register
(Function 03/06/16)
1440
EAF speed value for maximum fan speed
REG_INPUT_EXTERNAL_CTRL_SAF I
Read Input Register
(Function 04)
2101 0 100
Value from External Controller Input, SAF. In
%.
REG_INPUT_EXTERNAL_CTRL_EAF I
Read Input Register
(Function 04)
2102 0 100
Value from External Controller Input, EAF. In
%.
REG_OUTPUT_SAF I
Read Input Register
(Function 04)
14001 0 100
SAF fan speed
REG_OUTPUT_EAF I
Read Input Register
(Function 04)
14002 0 100
EAF fan speed
REG_OUTPUT_FAN_SPEED1 I
Read Input Register
(Function 04)
14371 0 100
Supply air fan control signal in %
REG_OUTPUT_FAN_SPEED2 I
Read Input Register
(Function 04)
14372 0 100
Extract air fan control signal in %
2.4 Outdoor Airflow Compensation
Symbolic register name
Sig.
Modbus Reg. type Mod-
bus
Adr.
Min Max Description
REG_FAN_OUTDOOR_COMP_TYPE I
Holding Register
(Function 03/06/16)
1251 0 1
Compensate only SF or both SF and EF
0: SAF
1: SAF/EAF
REG_FAN_OUTDOOR_COMP_MAX_
VALUE
I
Holding Register
(Function 03/06/16)
1252 0 50
Compensation value at lowest temperature.
REG_FAN_OUTDOOR_COMP_STOP_T_
WINTER
I*
Holding Register
(Function 03/06/16)
1253 -300 0
Temperature at which compensation
reaches maximum value during the winter
period.
REG_FAN_OUTDOOR_COMP_MAX_TEMP
I*
Holding Register
(Function 03/06/16)
1254 -300 0
Temperature at which highest
compensation is applied.
REG_FAN_OUTDOOR_COMP_START_T_
WINTER
I
Holding Register
(Function 03/06/16)
1256 -300 0
Temperature at which compensation starts
during the winter period.
REG_FAN_OUTDOOR_COMP_START_T_
SUMMER
I
Holding Register
(Function 03/06/16)
1257 150 300
Temperature at which compensation starts
during the summer period.
REG_FAN_OUTDOOR_COMP_STOP_T_
SUMMER
I
Holding Register
(Function 03/06/16)
1258 150 400
Temperature at which compensation
reaches maximum value during the summer
period.
REG_FAN_OUTDOOR_COMP_VALUE_
SUMMER
I
Holding Register
(Function 03/06/16)
1259 0 50
Compensation value during summer period
2.5 Temperature Control
Symbolic register name
Sig.
Modbus Reg. type Mod-
bus
Adr.
Min Max Description
REG_SYSTEM_UNIT_TEMPERATURE I
Holding Register
(Function 03/06/16)
9003 0 1
Units for temperature.
0: Celcius
1: Fahrenheit
REG_TC_CONTROL_MODE I
Holding Register
(Function 03/06/16)
2031 0 2
Unit temperature control mode
0: Supply
1: Room
2: Extract
REG_TC_SP
I*
Holding Register
(Function 03/06/16)
2001 120 300
Temperature setpoint for the supply air
temperature
REG_TC_SP_SATC
I*
Read Input Register
(Function 04)
2054 120 300
Temperature setpoint for the supply air
temperature
| 2.1










