Siemens RWD44U Installation And Commissioning Manual page 6

Document Number 129-408
October 5, 2009
Main Display
(Normal Operation)
Changing Setpoint in
Main display
Time out
Page 6 of
10
The controller is active during main display.
The main display shows:
1. Whether Q... is On or Off (
X1 temperature in °F or °C.
2.
3. Day/night settings ( = day,
4. Reversing valve status (
Other displays are available by pressing the + ▲button. The various displays are listed below.
1. Setpoints
2. Digital input active or inactive
3. X2 sensor reading
4. Q... output status
5. Application #xx
On entering any of the setpoint displays, the setpoint on display can be adjusted by
λ
button. Increase value by pressing the + ▲ button, or decrease the
pushing the SEL
value by pressing the − ▼ button. When the required value is reached, press the SEL
button to save the new value.
For setpoint adjustment during normal operation the controller will exit the setting after 20
seconds, and return to the main screen. However, for setpoint adjustment in PS mode, there is
no time limit. The controller remains in the PS mode until the user completes the entire process.
NOTE:
Changing the heating setpoints to a lower value, set SP-h3 before setting SP-h2 and
SP-h1.
Changing the cooling setpoints to a higher value, set SP-c3 before setting SP-c2 and
SP-c1.
The controller will display an 'out range' message if SP-h3 > SP-h2>SP-h1 and
SP-c1>SP-c2>SP-c3.
RWD44U Controller Installation and Commissioning Guide
.
= Off, ν = On)


= night).

= Off, R/V = On).
Figure 1. Main Display.
Figure 2. Setpoint Display.
Siemens Industry, Inc.
λ