Siemens RWD44U Installation And Commissioning Manual page 2

Document Number 129-408
October 5, 2009
H = Heating
C = Cooling
Cr = Compressor
RV = Reversing valve
Eco = Economy
Auxiliary Loop
#x0 (Standby)
#x1 (Remote
setpoint)
#x2 (Alarm)
#x3 (Filter alarm)
#x4 (Setpoint reset)
#x5 (Avg. X1, X2)
#x6 (Win/Sum Digital)
#x7 (Win/Sum
Analog)
#x8 (Sensor select)
#x9 (Active input)
NOTE: Three-stage compressor applications are also used for one- and two-stage applications. Compressor
stages are selected during commissioning.
Example: Two-stage compressor with reversing valve on heating, and two averaging sensors: #35
Applications 10 Through 39
#x0 (Standby)
#x1 (Remote setpoint)
#x2 (Alarm)
#x3 (Filter alarm)
#x4(Setpoint reset)
#x5 (Avg. X1, X2)
#x6 (Win/Sum Digital)
#x7 (Win/Sum Analog)
#x8 (Sensor select)
#x9 (Active input)
Application Q1
Numbers
10 through 19 Heating Stage 2 (H2)
20 through 29
Reversing Valve (RV)
30 through 39
NOTE: Application sheets for the listed applications are available online.
Page 2 of
10
Table 1. Application Numbers.
#1 × (2H & 2C) #2 × (3 stage Cr + RV cool)
#10
#11
#12
#13
#14
#15
#16
#17
#18
#19
Table 2. Input Configurations – X1, X2, and D1.
X1 X2
Main Standby
Main Remote setpoint
Main Alarm
Main Filter alarm
Main Setpoint reset
Main Main
Main Win/Sum
Main Win/Sum
Main Main
Main Standby
Table 3. Output Configurations – Q1, Q2, Q3, and Q4.
Q2
Heating Stage 1 (H1)
Compressor Stage 1 (Cr1)
RWD44U Controller Installation and Commissioning Guide
Main Loop
RV
#20
#21
#22
#23
#24
#25
#26
#27
#28
#29
D1 Options
Filter Alarm Alarm
♦ ♦
♦ ♦
♦
–
♦
–
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
Q3
Cooling Stage 1 (C1)
Compressor Stage 2 (Cr2)
RV
# 3 × (3 stage Cr + RV heat)
#30
#31
#32
#33
#34
#35
#36
#37
#38
#39
Day/Night Standby
♦
–
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦ ♦
♦
–
Q4
Cooling Stage 2 (C2)
Compressor Stage 3 (Cr3)
Siemens Industry, Inc.