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Siemens Standard application AHU CE1P3977en_02
Building Technologies HMI 01.02.2010
17.15.28 El Heating 2 > Max limitation fan
Main Index > Unit > Temp control > El heating 2 > El htg 2 lim fan
Parameter Function Value range Unit Standard R S Link
Fan stage 0 Only visible if plant is not configured, not
used! Fix setted to 0
0…100 % 0 6
Fan stage 1 Max Output Value for Stage 1 0…100 % 100 6 Section:
Fan stage 2 Max Output Value for Stage 2 0…100 % 100 6
5.9.2
Fan stage 3 Max Output Value for Stage 3 0…100 % 100 6
17.15.29 Cooling 2
Main Index > Unit > Temp control > Cooling 2
Parameter Function Value range Unit Standard R S Link
Controller Actual Value Controller; Jumpline to settings 0…100 % X
Output signal Actual Output Signal; Jumpline to settings 0…100 % X
Extra Seq setpoint Extra Setpoint (only activ if Htg 2 or Clg 2 or
ElHtg 2 is selected as Stand alone; this
Setpoint is valid for all)
0…99 °C 20.0 6
Disable by outs tmp If the Outside Temperature is lower than this
Value the Cooling is blocked
-64…64 °C 12.0 6 Section:
5.10.1
Pump. Actual Status; Jumpline for Pump Function
settings
On…Off 6
Direct expansion Actual StatusJumpline for DX Cooling
settings
Off…Stage 3 6
Max limitation fan Jumpline for Fan limitation settings 6
17.15.30 Cooling 2 > Pump
Main Index > Unit > Temp control > Cooling 2 > Cooling 2 pump
Parameter Function Value range Unit Standard R S Link
Command Cooling status On…Off X
Fdbk Cooling Pump Feedback Nofdbk…fdbk X
Alarm Cooling Pump alarm Ok…alarm X
Start up delay fdbk After this Time the Feedback has to be
TRUE
0…36000 6 Section:
5.10.2
Off by fdbk alarm In case of a Feedback alarm the Pump is
switched Off
No…Yes Yes 6
Min run time Mnimum On Time after a Start 0…36000 180 6
Kick date / time Pump Kick Date and Time 6 Section:
Kick interval Intervall Time for Pump Kick 0.0…36000.0 h 168.0 6
5.10.3
Kick on time Pulse for Pump Kick 0…36000 --- S --- 60 6
17.15.31 Cooling 2 > Direct expansion
Main Index > Unit > Temp control > Cooling > Cooling 2 DX
Parameter Function Value range Unit Standard R S Link
Command Dx Cooling Command On…St3
Feedback Dx Cooling Feedback Nofdbk…fdbk
Alarm Dx Cooling alarm OK…ALarm
Start up delay fdbk Dx Cooling Feedback Start up Delay 0…36000 --- S --- 30 6
Min run time Min Run Time of Dx Cooling 0…36000 --- S --- 60 6 Section:
Min off time Min Off Time of Dx Cooling 5…600 --- S --- 120 6
5.10.4
Min stage time Min Stage Time of Dx Cooling 5…600 --- S --- 360 6
Start stage 1 Start point Electrical heating Stage 1 0…100 % 20 6
Start stage 2 Start point Electrical heating Stage 2 0…100 % 40 6
Start stage 3 Start point Electrical heating Stage 3 0…100 % 80 6
Stage hys off Hysteresis to switch Off a Stage 0…20 % 10 6
Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 205