Modbus for residential D24810 User manual(A007)
Table Of Contents
- 1 Introduction
- 2 Transmission modes
- 3 Physical layer
- 4 Address
- 5 Notes
- 6 Wiring
- 7 Modbus variable list
- 7.1 Registers for fan control
- 7.2 Registers for heater control
- 7.3 Registers for the damper
- 7.4 Registers for the rotor
- 7.5 Registers for RH sensor
- 7.6 Registers for the week program
- 7.7 Registers for system parameters
- 7.8 Registers for clock
- 7.9 Registers for the filter
- 7.10 Registers for VTC defrosting
- 7.11 Register for VR/VTR defrosting
- 7.12 Registers for the digital inputs
- 7.13 Registers for PCU-PB
- 7.14 Registers for alarms
- 7.15 Register for demand control
- 7.16 Register for wireless network
- 7.17 Registers for RH transfer control
NameRegister
address
RorR/W
NVMAccess
(Reg./Coil)
Description/remarks
REG_DI_FUNCTIONS
710RRegFunctionsactiveduetoactivateddigital
inputs.
Bit0:input1(DI1)
Bit1:input2(DI2)
Bit2:input3(DI3)
Bit3:input4(Heateron/off)
Bit4:input5(Extendedrunning/Boost
mode)
Bit5:input6(Rotor/Damper).
Bit6:input7(HomeLeave/Away)
Bit7:notused.
REG_DI_MODBUS
711RRegLatestvaluewrittentoregister
REG_DI_ALL.
Bit0:input1(DI1)
Bit1:input2(DI2)
Bit2:input3(DI3)
Bit3:input4(Heateron/off)
Bit4:input5(Extendedrunning/Boost
mode)
Bit5:notused.
Bit6:input7(HomeLeave/Away)
Bit7:notused.
REG_DI_WIRELESS
712RReg
OR-edvalueofallWirelessinputs.
Bit0:input1(DI1)
Bit1:input2(DI2)
Bit2:input3(DI3)
Bit3:input4(Heateron/off)
Bit4:input5(Extendedrunning/Boost
mode)
Bit5:notused.
Bit6:input7(HomeLeave/Away)
Bit7:notused.
REG_DI_REMAINING_TIME_1
713RReg
Remainingtime(inseconds)ofsetdelay
forDI1.
REG_DI_REMAINING_TIME_2
714RReg
Remainingtime(inseconds)ofsetdelay
forDI2.
REG_DI_REMAINING_TIME_3
715RReg
Remainingtime(inseconds)ofsetdelay
forDI3.
REG_DI_REMAIN-
ING_TIME_EXT_RUNNING
716RReg
Remainingtime(inseconds)ofsetdelay
forExtendedrunning.
ModbusforResidentialunitsUserManual
D24810
13
SystemairSverigeAB