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Siemens
Standard application AHU
CE1P3977en_02
Building Technologies
HMI
01.02.2010
Main Index > Unit > Inputs > Digital alarms
Parameter
Function
Value range
Unit
Standard R
S Link
ClgDx fdbk
Dx Cooling Feedback
OK…Fault
x
Cooling Pump
Cooling Pump alarm
OK…Fault
x
ClgPump fdbk
Cooling Pump Feedback
OK…Fault
x
ExtraHtg Frost
Heating 2 Frost monitor
OK…Fault
x
ExtraHtg Pump
Heating 2 Pump alarm
OK…Fault
x
ExtraHtgPump fdbk Heating 2 Pump Feedback
OK…Fault
x
El heating 2 alarm
Extra Electrical Heater alarm
OK…Fault
x
ExtraCooling DX
ExtraDx Cooling alarm
OK…Fault
x
ExtraClg DX fdbk
ExtraDx Cooling Feedback
OK…Fault
x
ExtraClg Pump
Cooling 2 pump alarm
OK…Fault
x
ExtraClgPump fdbk
Cooling 2 pump Feedback
OK…Fault
x
Auxiliaryalarm
Auxiliary alarm
OK…Fault
x
17.12 Operating mode
17.12.1 General
Main Index > Unit > Operating mode
Parameter
Function
Value range
Unit
Standard R
S Link
Actual
Actual Status from the Unit
Unit Off
Unit On in comfort Mode
Unit On in Economy Mode
Not applicable
Boost activ
Night Cooling active
UnOccupied Heating or Cooling activ
Night kick active
Fire Damper Test active
Fire Alarm, Unit in Fire Mode
Unit Stopped and locked
Fans stay on according to cool down El Heater
Unit Startup is running
Off
On/Comfort
Economy.
Na
Osstp
NightClg
UnOcc
NightKick
FireDamper
Fire
Stop.
OverRun
StartUp
X
Manual operation
Only if TspFunction <= Steps
Auto = TSP
Off and Stage 1...Stage 3 = override from
HMI
Auto
Off
Stage 1…Stage 3
Off
6
Manual operation
Only if TspFunction = Steps+Tmp
Auto = TSP
Off, Eco St1..3 and Comf St1..3 = override
from HMI
Auto
Off
Eco St1..Eco St33
Comf St1..Comf St3
Off
6
Time switch program Only if TspFunction <= Steps
Actual Value from TSP; Jumpline to settings
Off
Stage 1…
Stage 3
Off
6
Section:
5.2.1
Time switch program Only if TspFunction = Steps+Tmp
Actual Value from TSP; Jumpline to settings
Off
Eco
Comf
From BACS
Only if TspFunction <= Steps
Auto = TSP
Off and Stage 1 ..Stage 3 = override from
BMS
Auto
Off
Stage 1…
Stage 3
Off
6
From BACS
Only if TspFunction = Steps+Tmp
Auto = TSP
Off, Eco St1..3 and Comf St1..3 = override
from BMS
Auto
Off
Eco St1..3
Comf St1..3
Off
6
External control
Actual Value from External Control;
Jumpline to settings
Auto
Off
Stage 1…
Stage 3
Off
6
Night kick exh tmp
Start the Unit in the Night to get actual
Value for the Return Temp
Jumpline to settings
X
Night cooling
Free Cooling function; Jumpline to settings
X
Tmp start
Start of Unit in unoccupied by Temperature
difference; Jumpline to settings
X
Boost
Pre Start of the Unit to Heat up or cool down
with a seperate Setpoint; Jumpline to settings
X
Power up delay
Delay Time for Unit start after a Power up
0…36000
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Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 191