Siemens RDG100KN Basic Documentation page 57

Modulating control: 3-position or PWM
Heating mode with manual selection (P01 = 2)
Y [%]
YE
100
0
½ SDH ½ SDH
w
Heating and cooling mode (P01 = 4)
YE
Y [%]
100
0
½ SDH ½ SDH
Note
Setting sequence and control outputs
Notes
Siemens
Building Technologies
The diagrams below show the control sequence of modulating PI control.
YH
T[°C]
XpH w
D
YH
YC
x x
½ ½
dz dz
w
XpH XpC
w
D
The diagrams only show the PI thermostat's proportional part.
See 3.4, 3.6.1, and 3.7.
· YH can only be On/Off or PWM
· YC can be On/Off, PWM or 3-position
· YE can only be On/Off
RDG100KN, RDG160KN, RDG165KN Basic Documentation
Cooling mode with manual selection P01 = 2)
Y [%]
100
0
T[°C] Room temperature
w Room temperature setpoint
YE Control command "El heater"
(only On/Off)
YH Control command "Valve" (heating)
(On/Offor PWM, not 3-position)
T[°C]
YC Control command "Valve" (cooling)
(On/Off, PWM or 3-position)
XpH Proportional band "Heating" (P30)
XpC Proportional band "Cooling" (P31)
X Dead zone (P33)
dz
w Setpoint differential (P34)
D
YC
w
T[°C]
XpC
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2018-07-03
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