RmCtrl (YD5) = indicates room control mode.
• 0: No room control
• 1: Room control during optimum start
• 2/3: Room control after optimum start
• 8 minimum room temperature protection or control
Internal Parameters
Excel Web II
Minimum pre-heat time
(with room sensor) P1 Number type: Whole number, Unit: Minutes
Default: 60 min, Range: 0 through 1440 min
Maximum pre-heat time
P2 Number type: Whole number, Unit: Minutes
Default: 2880 min, Range: > =0
No room sensor
constant P3 Number type: Decimal, Unit: Degrees Celsius
Default: 10°C, Range: 0 through 20 °C
Optimum stop outdoor air
temperature low limit P4 Number type: Decimal, Unit: Degrees Celsius
Default: 0 °C, Range: 10 through +15 °C
Pre-heat time at 0 °C
outdoor air temperature
(without room sensor) P5 Number type: Whole number, Unit: Minutes
Default: 120 min, Range: >=0
Optimum stop factor (with
room sensor) P6 Number type: Whole number, Unit: Minutes/ Kelvin
Default: 10 min/ K Degree, Range: 0 through 55 min/ Kelvin
Room comfort zone optimum stop P7 Number type: Whole number, Unit: Kelvin
Default: 2 K, Range: 0 through 10 K