Siemens RWD62U - Detailed Auxiliary Functionality; P+I Limiter and Remote Setpoint; Maximum Priority and Setpoint Compensation

Document Number 129-410 RWD62U Controller Installation and Commissioning Guide
October 1, 2004
Page 6 of 10 Siemens Building Technologies, Inc
Main Display
Y1 Y2 X2
5.0

72°F
The main display shows:
• Y1 and Y2 outputs in Volts dc. (0 to 10V will be display as 0, 1, 2 through 10)
• Whether day or night setpoint is selected ( = day, e
= night).
• X1 value in °C, °F, % or no unit.
Other displays are available by pressing the + ▲ button. The various displays are listed
below in sequence from the main display.
On entering any of the setpoint displays, the setpoint on display can be adjusted by
pushing the SEL
● button. Increase value by pressing the + ▲ button, or decrease the
value by pressing the − ▼ button. When the required value is reached, press the SEL
● button to save the new value.
Alternative displays return to the main display after 20 seconds.
Table 3. Main Display.
Action
Typical Display
Selected Display Comments
Push ---
Y1 Y2 X1 
Default page includes:
X1 reading,
Y output status
Day/night setpoint selection status
Push + ▲ button
Y1 SP – h 
66.0°F (19.0°C)
Setpoint page, setting value displayed and is
adjustable:
First stage heating or cooling, direct or reverse day
acting setpoint, depending on application.
Push + ▲ button
Y2 SP – c 
70.0°F (21.0°C)
Setpoint page, setting value displayed and is
adjustable:
Second stage heating or cooling, direct or reverse day
acting setpoint, depending on application.
Push + ▲ button
Y1 SP – h e
59.0°F (15.0°C)
Setpoint page, setting value displayed and is
adjustable:
First stage heating or cooling, direct or reverse night
acting setpoint, depending on application
Push + ▲ button
Y2 SP – c e
77.0°F (25.0°C)
Setpoint page, setting value displayed and is
adjustable:
Second stage heating or cooling, direct or reverse night
acting setpoint, depending on application
Push + ▲ button
X1
68.0°F (20.0°C)
X1 – Main sensor reading
Push + ▲ button
X2
50.0°F (10.0°C)
X2 – Auxiliary sensor reading.
Push + ▲ button
Y1 5.0
Output page: output value displayed
First stage Y1 value in Vdc
Push + ▲ button
Y2 0.0
Output page: output value displayed
Second stage Y2 value in Vdc
Push + ▲ button
#33
Application number and control sequence diagram
After 20 seconds any
page will return to the
main default page if
left unattended.
Y1 Y2 X1  Back to main default page