Basic Documentation

Functions
Control parameters
4
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A6V12114068_en--_c
Parameter
Name
Factory setting
Range
Expert level
P45
Power of electric heater on Y2 (for adaptive
temperature compensation)
(RDF660MB only)
0
0.0...1.2 kW
resolution 0.1 Kw
P48
2-pos output minimum ON time
1 min
1...20 min
P49
2-pos output minimum OFF time
1 min
1...20 min
P50
Purge time
0
0 = Inactive or 1…5 minutes
P51
Floor heating temperature limitation
(RDF660MB only)
0
0 = Off or 10...50 °C
P52
Fan control
1
0 = Disabled
1 = Enabled
2 = Heating only
3 = Cooling only
P53
Fan speed
3
1 = 1-speed
2 = 3-speed
3 = DC 0...10 V (ECM fan)
P54
Fan overrun time
(RDF660MB only)
60 s
0...360 s
P55
ECM fan max. output
80 %
ECM fan min…100 %
P56
ECM fan min. output
30 %
1%... ECM fan max.
P59
Fan minimum ON time
2 min
1...6 min
P60
Periodic fan kick Comfort
0
0 = Off or 1…89 minutes
90 = Fan continues to run
P61
Periodic fan kick Eco
0
0 = Off or 1…359 minutes
360 = Fan continues to run
P62
Fan filter service reminder
0
0 = Off or 100…9900 h
P65
Protection heating setpoint
8 ℃
0 = Off
5…WCoolProt (P66)
WCoolProt (P66)= 40 °C max.
P66
Protection cooling setpoint
0
0 = Off
WHeatProt (P65)…40
WHeatProt (P65) = 5 °C min.
P67
Fan start delay
0
0 = Off or 1...360 s
P68
Extension Comfort mode
0
0 = Off or 1...360 min
P69
Temporary Comfort setpoint
0
0 = Disable
1 = Enable
P71
Restore factory setting
0
0 = Disable
1 = Reload start
P81
Device address
1)
1
1…247
P82
Modbus baud rate
2
1 = 9600 bps
2 = 19200 bps
3 = 38400 bps
4 = 57600 bps
P83
Modbus data frame format
0
0 = 1/8/E/1
1 = 1/8/O/1
2 = 1/8/N/1
3 = 1/8/N/2