Siemens RWD32 - Programming Screen

Page 4 8-Jun-01 O3341(RWD32) V14.doc O3341A031En2 Siemens Building Technologies
Name Description Display, Setting Range Name Description Display, Setting Range
Programming Screen
PS 1 Parameter Setting Mode: Application
No. Setup
PS 4 Parameter Setting Mode: Main Control
Loop Setting
PS 2 Parameter Setting Mode: Defining
Unit, X1 and X2
PS Next To enter the next Parameter Setting
PS 3 Parameter Setting Mode: Auxiliary
Control
PS Exit To exit the whole Parameter Setting Mode
PS 4 - Main Control Loop Setup
T1 Minimum switch off time for Q1 0…255 sec TN3P I time for 3-point actuator 0…4096 sec
T2 Minimum switch off time for Q2 0…255 sec XP3P P band 3-point actuator 0.05…7300
(Depends on the X1
setting range)
TCYC Cycle time of the actuator 1…255 sec SD Switching Differential 0.05…7300
ON Dependent loop. On point of Q1 as
a % of total (Q1+Q2) SD
0…100 %
PS 3 - Auxiliary Control Loop Setup
XP-h Proportion band for heating
• Ni: 0.5…180 K
• Pt: 0.5…180 K
• Active input: 0.05…7300
T Time elapsed to allow next winter/summer
changeover (Q1 only)
0…4096 sec
XP-c Proportion band for cooling
• Ni: 0.5…180 K
• Pt: 0.5…180 K
• Active input: 0.05…7300
Compensation shift
(Start point, End point & Shift differential)
XP-r Proportion band for reverse acting Active input: 0.05…7300 MAX Maximum Limiter -80…8000
XP-d Proportion band for direct acting Active input: 0.05…7300 MIN Minimum Limiter -100…7980
TN-h Integral action time for heating 0…4096 sec WIN Winter changeover point -100…8000
TN-c Integral action time for cooling 0…4096 sec SUM Summer changeover point -100…8000
TN-r Integral action time for reverse
acting
0…4096 sec
TN-d Integral action time for direct acting 0…4096 sec
PS 2 - Unit, X1 & X2 sensor type and sensing range definition
UNT Unit define °C, °F, % or ----(no unit
display)
∆X1 Calibration offset for X1
(Ni & Pt sensor only)
-5…5 K or
-9°F…9°F
X1LS
X1 is Landis & Staefa Ni 1000Ω
temperature sensor
Ni 1000Ω: -50…150°C
(unchangeable)
∆X2 Calibration offset for X2
(Ni & Pt sensor only)
-5…5 K or
-9°F…9°F
X2LS
X2 is Landis & Staefa Ni 1000Ω
temperature sensor
Ni 1000Ω: -50…150°C
(unchangeable)
X1 L Start point of the X1
(for 0-10 Vdc only)
-100…8000
X1Pt
X1 is Platinum Pt 1000Ω
temperature sensor
Pt 1000Ω: -20…180°C
(unchangeable)
X2 L Start point of the X2
(for 0-10 Vdc only)
-100…8000
X2Pt
X2 is Platinum Pt 1000Ω
temperature sensor
Pt 1000Ω: -20…180°C
(unchangeable)
X1 H Stop point of the X1
(for 0-10 Vdc only)
-100…8000
X1 0-10 X1 is 0-10 Vdc input sensor 0-10 Vdc: -100…8000 X2 H Stop point of the X2
(for 0-10 Vdc only)
-100…8000
X2 0-10 X2 is 0-10 Vdc input sensor 0-10 Vdc: -100…8000 X2VR Variable Resistor
0…1000 Ω
PS 1 - Application No. Selection:
LIM
ABS
Absolute Limiter
LIM
rEL
Relative Limiter
WIN/SUM
diG
Winter/Summer changeover by
digital input
WIN/SUM
AnLG
Winter/Summer changeover by analogue
input
Act Active sensor input