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Siemens  Standard application AHU  CE1P3977en_02 
Building Technologies  HMI  01.02.2010 
17.12.2  Time switch program 
 
Main Index > Unit > Operating mode >Time switch program 
Parameter  Function  Value range  Unit  Standard  R  S Link 
Schedule  Only if TspFunction <= Steps 
Jumpline to the Scheduler 
Off 
Stage1…Stage3 
  Off    X   
Schedule  Only if TspFunction = Steps+Tmp 
Jumpline to the Scheduler 
Off 
Eco St1…Eco St3 
Comf St1…Comf St3 
  Off    X  Section: 
 5.2.3 
Calendar exception  Jumpline to the Calendar  Passive…Active        X   
Calendar fix off  Jumpline to the Calendar Off (special 
settings in Exceptions) 
Passive…Active        X   
 
17.12.3  External control 
 
Main Index > Unit > Operating mode > External control 
Parameter  Function  Value range  Unit  Standard  R  S Link 
Act mode  Actual Operating Mode from External 
Control 
Auto = TSP 
Off and Stage 1 ..Stage 3 = override from 
External Unit Switch 
 
Auto 
Off 
Stage1…Stage3 
      X   
Tmp stpt input 1  Only possible if TSP Function= Step+Temp 
Start the Unit in selected Mode 
Only Input 1 Enabled 
Start the Unit in selected Mode with setted 
Fan Step 
Input 1 and 2 Enabled 
if Input 1 = TRUE Start the Unit in selected 
Mode with Fan Step 1 
if Input 2 = TRUE Start the Unit in selected 
Mode with Fan Step 2 
if both Inputs are TRUE Start the Unit in 
selected Mode for Input 2 with setted Fan 
Step 
Comfort 
Economy. 
  Comfort    4   
Tmp stpt input 2  Only possible if TSP Function= Step+Temp 
and External Control = Two 
if Input 2 = TRUE Start the Unit in selected 
Mode with Fan Step 2 
if both Inputs are TRUE Start the Unit in 
selected Mode for Input 2 with setted Fan 
Step 
Comfort 
Economy. 
  Comfort    4  Section: 
 5.2.4 
Off delay  After this Time the External Control is 
disabled. 
If this Time is 0 the Timer function is 
disabled 
0…23  h  0.0    4   
Fan steps  The selection of the Step and Operation 
TSP Function= Step 
Only Input 1 Enabled 
Input1=TRUE  selected Fan Step 
Input1 = False  Auto 
Two Inputs Enabled 
Input1 = TRUE Step1 
Input2 = TRUE Step2 (only one Step 
enabled St1) 
Input1 and Input2 = TRUE selected Fan 
Step 
Input1 and Input2 = FASLE  Auto 
Auto 
Off 
1Step 
2Step 
3Step 
      4   
Start/Stop Funct  Activate the Pushbutton function for the 
Inputs 1 and 2 
Off 
On 
  Off    4   
 
Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 192