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_FAN_FLOW_UNITS
108
R/W
YReg
0:l/s
1:m3/h
REG_FAN_SF_PWM
109RReg0..100:0-10V
REG_FAN_EF_PWM
110RReg0..100:0-10V
REG_FAN_SF_RPM
111RRegRotationsperminute
REG_FAN_EF_RPM
112RRegRotationsperminute
REG_FAN_ALLOW_MAN-
UAL_FAN_STOP
114
R/W
Y
Reg+CoilCoil1809:manualfanstopallowed.
0:CDcannotsetfanspeedtooff.
1:CDcansetfanspeedtooff.
REG_FAN_SPEED_LOG_RESET
115WNRegBywritingthevalue90to
thisregister,thevaluesof
REG_FAN_SPEED_LOG_xF_LVLx
willbecleared.
REG_FAN_SPEED_LOG_SF_LVL1
116RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel1.
REG_FAN_SPEED_LOG_SF_LVL2
117RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel2.
REG_FAN_SPEED_LOG_SF_LVL3
118RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel3.
REG_FAN_SPEED_LOG_SF_LVL4
119RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel4.
REG_FAN_SPEED_LOG_SF_LVL5
120RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel5.
REG_FAN_SPEED_LOG_EF_LVL1
121RReg
Fanspeedlogvaluesforextractfan,
speedlevel1.
REG_FAN_SPEED_LOG_EF_LVL2
122RReg
Fanspeedlogvaluesforextractfan,
speedlevel2.
REG_FAN_SPEED_LOG_EF_LVL3
123RReg
Fanspeedlogvaluesforextractfan,
speedlevel3.
REG_FAN_SPEED_LOG_EF_LVL4
124RReg
Fanspeedlogvaluesforextractfan,
speedlevel4.
REG_FAN_SPEED_LOG_EF_LVL5
125RReg
Fanspeedlogvaluesforextractfan,
speedlevel5.
REG_FAN_SPEED_LOG_SF_NR_LVL1
126RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel1,non-resettable.
REG_FAN_SPEED_LOG_SF_NR_LVL2
127RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel2,non-resettable.
REG_FAN_SPEED_LOG_SF_NR_LVL3
128RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel3,non-resettable.
REG_FAN_SPEED_LOG_SF_NR_LVL4
129RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel4,non-resettable.
REG_FAN_SPEED_LOG_SF_NR_LVL5
130RReg
Fanspeedlogvaluesforsupplyfan,
speedlevel5,non-resettable.
REG_FAN_SPEED_LOG_EF_NR_LVL1
131RReg
Fanspeedlogvaluesforextractfan,
speedlevel1,non-resettable.
REG_FAN_SPEED_LOG_EF_NR_LVL2
132RReg
Fanspeedlogvaluesforextractfan,
speedlevel2,non-resettable.
REG_FAN_SPEED_LOG_EF_NR_LVL3
133RReg
Fanspeedlogvaluesforextractfan,
speedlevel3,non-resettable.
REG_FAN_SPEED_LOG_EF_NR_LVL4
134RReg
Fanspeedlogvaluesforextractfan,
speedlevel4,non-resettable.
REG_FAN_SPEED_LOG_EF_NR_LVL5
135RReg
Fanspeedlogvaluesforextractfan,
speedlevel5,non-resettable.
REG_FAN_SYSTEM_CURVE_SF
136
R/W
YReg
Systemcurveforsupplyfan.Valuecan
befrom1to20.
ModbusforResidentialunitsUserManual
D24810
3
SystemairSverigeAB