NRT405F901 manual Chapter 17 Modbus signals 42
Name of signal Type
Modbus
address
Default setting Description
RC_Setp_R.NRTAIChangeOverLimitL
ow
R,3 80 18°C Controller switches over to
control of cooling if
change-over temperature is
lower
RC_Setp_R.NRTAIChangeOverLimitHi
gh
R,3 81 28°C Controller switches over to
control of heating if
change-over temperature is
higher
RC_Setp_R.NRTAi1Comp R,3 82 0°C Compensation for analogue
input 1
RC_Setp_R. NRTUi1Comp R,3 83 0°C Compensation for universal
input 1
RC_Setp_R.NRTInternalTempComp R,3 84 0°C Compensation for internal
room sensor
RC_Setp_R.NRTTempFilterFactor R,3 85 0.2°C Filter factor for
temperature on analogue
input
0 = No filter
1 = Max filter
RC_Setp_R.NRTThermostatHyst R,3 90 10 Room hysteresis
RC_Setp_R.NRTComfortSetPDeadBan
d
R,3 91 2 Deadband for Comfort
mode.
RC_Setp_R. NRTComfortSetP R,3 92 22°C Setpoint for Comfort mode.
RC_Setp_R.NRTHeatOutputManual R,3 94 0 % Manual output heating
RC_Setp_R.NRTCoolOutputManual R,3 95 0 % Manual output cooling
RC_Setp_R.NRTRoomTempRemote R,3 96 -255 Used for remote control of
room temperature. External
Room sensor must be
RC_SetpExt_R.NRTSetPoint R,3
284
22°C
Basic setpoint