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Temperature-dependent Pressure Setpoint - Siemens G120P Manual

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4.9
Macro 113 "Temperature-dependent pressure
setpoint"
Pressure control setpoint dependent on outside
temperature and limited between 20% and 50%
9
P24V
5
ON / OFF
DI0
28
GND
69
DI COM
2
GND
Pressure
4
AI0-
sensor 0-10V,
0 - 10 V
3
AI0+
e.g. QBM65-5
Temparature
50
AI2+
sensor Ni1000,
51
e.g. QAP22
GND
14
PTC A
15
PTC B
LG-Ni1000 temperature sensor on AI2
Pressure sensor 0...10 V on AI0
Flying restart and automatic restart activated
Error message: Digital output 0
Status display: Digital output 2
Parameter
Value
p756[2]
6
p757[2]
-20 °C
p758[2]
20 %
p759[2]
5 °C
p760[2]
50 %
p840[0]
r722.0
p1200[0]
1
p1210
26
p2200[0]
1
p2253[0]
r20231
p2257
30 s
p2258
30 s
p2264[0]
r755[0]
p2265
10 s
p2267
120 %
p2268
-10 %
p2293
30 s
p20228
r755[2]
p20229
0.5
p20230
0.2
p20234
5
Siemens AG

Temperature-dependent pressure setpoint

50 %
12
Speed
AO0+
13
(0..20mA)
AO0-
26
Output current
AO1+
27
(0..20mA)
AO1-
20 %
20
19
Fault
DO0
18
22
Alarm
DO1
21
25
24
DO2
Operation
23
Optional
Description
AI2: LG-Ni1000 temperature sensor
AI2 characteristic x1
AI2 characteristic y1
AI2 characteristic x2
AI2 characteristic y2
ON / OFF (OFF1)
Flying restart always active (start in setpoint direction)
Acknowledging all faults and restarting for an ON command
Technology controller enable
Technology controller setpoint
Technology controller setpoint ramp-up time
Technology controller setpoint ramp-down time
Technology controller actual value from AI0
Technology controller actual value filter time constant
Technology controller upper limit actual value
Technology controller lower limit actual value
Technology controller ramp-up/ramp-down time
Setpoint limiting
Upper limit setpoint limiting 50%
Lower limit setpoint limiting 20%
Runtime group setpoint limiting
Application examples
Temperature-dependent pressure setpoint
Pressure
Setpoint [%]
- 20°C
4
Outside
Temperature [°C]
+ 5°C
45
CM2G5111en
2014-05-16

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