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Siemens Standard application AHU CE1P3977en_02
Building Technologies Detail pages: Inputs and outputs 01.02.2010
Parameter Range Function
Communication infos
– Comm OK
– ????
Information on the communication status for elements.
– No error.
– Error (Varies – depends on communication – not
yet implemented).
6.6 Digital inputs
6.6.1 General
The details page for digital inputs can be reached multiple ways, including:
• Main Index > Unit > Inputs > Digital inputs > Element
or
• Main Index > Unit > Inputs > Digital inputs > Extr air dmper fdbk
• Main Index > Unit > Element Control > Element Group > Extr air dmper fdbk
or
• Main Index > Unit > Damper control > Damper > Extract air fdbk
Parameter Range Function
Present Value Depends on hardware. Present input value. Value is frozen for an alarm.
Reliability (Basis
Controller)
– OK.
– Other
– Process Error
– Config Error
Reliability state for hardware.
– Calibration lacking. Controller must be returned to
the factory.
– Internal fault.
– Input not configured.
Reliability (Extension
Modul POL 955)
– OK.
– Other
Reliability state for hardware.
– Calibration lacking. Controller must be returned to
the factory; internal fault or input not configured.
OffNormal
– Passive
– Active
Displays OffNormal alarms:
– No alarm.
– Alarm
Operating hours 0... [h] Number of operating hours for the input: Time, dur-
ing which input = TRUE applies.
Operating seconds
(Reset)
0... [s] Number of operating seconds for the input. Input of
0 seconds reset operating hours to 0.
Last op hours reset Wday, dd.mm.yyy
hh:mm:ss
Date and time for the last time operating hours was
reset.
Time delay 0…65535 [s] Alarm time delays for off normal alarms.
Special settings --- Go to Special settings page (at access levels 4 and
2 only).
Special infos --- Go to Special info page (at access levels 4 and 2
only).
Access
Example
Parameter
Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 106