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Siemens
Standard application AHU
CE1P3977en_02
Building Technologies
Time scheduler
01.02.2010
18.5.2 Special settings
Main Index > Unit > Inputs > Element Group > Element > Special setting
Parameter
Function
Value range
Unit
Standard R
S Link
Out of service
Take input offline for manual entry.
The input is in Auto mode.
Input is out of service: The present value
for the hardware or communication has not
influence on the input.
Passive
Active
4 4
Present value
Present value. You can enter a value for
out of service = active.
Depends on hardware.
4 4
Alarm config
Alarm response: Definition of a trigger for
an alarm event.
High-limit alarms are enabled.
Low-limit alarms are enabled.
Disabled for AOs.
Fault alarms (Reliability <> 0) are enabled.
Automatic reset of fault and off normal
alarms.
nur für BACnet
nur für BACnet
nur für BACnet
nur für BACnet
Assumes changed parameters.
enblHighLimit
enblLowLimit
enblOffNormal
enblFault
self Release
type Alarm
evtOffNormal
evtFault
evtNormal
Done
4 4
Section:
6.5.2
Msg class OffNormal Defines message class for OffNormal
alarms (high limit; Low limit):
Plant goes to stop.
Plant shuts down.
Impacted plant shuts down. Message only.
No alarm.
Danger (A)
High (A)
Low (B)
Warning (C)
No Alarm
4 4
Msg class fault
Defines message class for fault alarms
(reliability <> 0, value = invalid):
Plant goes to stop.
Plant shuts down.
Impacted plant shuts down. Message only.
No alarm.
Danger (A)
High (A)
Low (B)
Warning (C)
No Alarm
4 4
Value selector
Select valid input value for the application:
Value on hardware input.
Value from communications.
Average from the values on hardware input
and from communications. Lowest value
from the values on hardware input and from
communications.
Highest value from the values on hardware
input and from communications.
Value on hardware input has priority.
Value from communications has priority.
Hardware
Comm
Average
Minimum
Maximum.
PreferedHW
PrefComm
4 4
18.5.3 Special information
Main Index > Unit > Inputs > Element Group > Element > Special infos
Parameter
Function
Value range
Unit
Standard R
S Link
BACnet present
Value
Present value on BACnet.
Depends on hardware.
6
Value selector
Select valid input value for the application:
Value on hardware input.
Value from communications.
Average from the values on hardware input
and from communications. Lowest value
from the values on hardware input and from
communications.
Highest value from the values on hardware
input and from communications.
Value on hardware input has priority.
Value from communications has priority.
Hardware
Comm
Average
Minimum
Maximum.
PreferedHW
PrefComm
6
Value HW
Present value for hardware.
Depends on hardware.
6
Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 218