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List of data points
Current measured values
Limitation of manipulated
variables
Set values of frost
protection/standby controller
Parameters of frost
protection / standby
controller
Control parameters of room
temperature controller
Control parameters of supply
air temperature controller
Switching points of
compressor
Summer compensation
Winter compensation
Alarm priorities
Measuring ranges of active
sensors
Measured value correction,
sensor inputs
Time elements
Active level I/Os
Preselection sensor
identification
CM2N3205E / 05.2001
14/18
Data point values and measured values can be called up as data under certain data
point numbers. The factory setting of all values is such that the controller will meet the
requirements of most plants. If necessary, they can be readjusted on an individual
basis.
Nr.
Description
1
B9 Frost temperature
2
Z3 Compensating variable
3
F91 Common fault relay A
4
F92 Common fault relay b
1)
5
E6 Time channel
6
Min. limitation Y30
7
Frost alarm value
8
Set value "standby controller"
9
P-band "frost prot. controller"
10
P-band "Standby controller"
11
Integral action time "standby controller"
12
KE room (cascade effect)
13
Integral action time "room"
14
P-band "heating"
15
Integral act.time "heating"
16
P-band "HR"
17
Integral action time "HR"
18
P-band "cooling"
19
Integral act.time "cooling"
20
Switching interval SA
21
Switching differential
22
Starting point
23
End point
24
Delta
25
Starting point
26
End point
27
Delta
28
E1 Fire / smoke
29
E2 Fan, filter monitor
30
E3 Overload "pump/electric"
31
E4 Overload "chiller"
32
E5 Overcurrent "fan"
33
Frost alarm
34
E7 AUX 1
35
E8 AUX 2
36
Room sensor, min.
37
Room sensor, max.
38
Supply air sensor, min.
39
Supply air sensor, max.
40
Outside sensor, min.
41
Outside sensor, max.
42
Frost sensor, min.
43
Frost sensor, max.
44
Compensation, min.
45
Compensation, max.
46
B1 Room temperature
47
B2 Supply air temperature
48
B4 Outside temperature
49
B9 Frost temperature
50
Z3 Compensation
51
Integral action time "fan"
52
Min. HC pump running time
53
HC pump kick interval
54
Alarm delay "filter"
55
Alarm delay "AUX"
56
Time channel switch on time
57
Startup logic (air damper)
58
Power up start delay
59
E1 Fire/smoke
60
E2 Fan, filter monitor
61
E3 Overload "pump"
62
E4 Overload "chiller"
63
E5 Overcurrent "fan"
64
E6 Time channel
65
E7 AUX1
66
E8 AUX2
67
B1 Room temperature
68
B2 Supply air temperature
69
B4 Outside temperature
70
B9 Frost temperature
71
Z3 Compensation
Range
–50.0...+150.0 °C
–50.0...+150.0 °C
OFF / On
OFF / On
OFF / On
0...100 %
2...15 °C
2...50 °C
1...30 K
1...200 K
0.00...10.00 min
0.1...20
0.00...40.00 min
1...200 K
2)
0.00...10.00 min
1...200 K
2)
0.00...10.00 min
1...200 K
2)
0.00...10.00 min
1...100 %
1...100 %
20...40 °C
20...40 °C
0...10 K
–30...+20 °C
–30...+20 °C
0...10 K
A / b
A / b
A / b
A / b
A / b
A / b
A / b
A / b
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–50.0...+150.0 °C
–5.00...+5.0 K
–5.00...+5.0 K
–5.00...+5.0 K
–5.00...+5.0 K
–5.00...+5.0 K
3)
00.00...30.00 min
00.00...30.00 min
00.00...24.00 h
00.00...05.00 min
00.00...05.00 min
4)
00.00...12.00 h
5)
00.00...60.00 min
00.00...30.00 min
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
CLSd / OPEn
Auto / Pass / Act
Auto / Pass / Act
Auto / Pass / Act
Auto / Pass / Act
Auto / Pass / Act
Factory setting
-----
-----
-----
-----
-----
0 %
5 °C
25 °C
5 K
10 K
3.00 min
2.0
8.00 min
20 K
2.30 min
15 K
2.00 min
15 K
2.00 min
20 %
10 %
25 °C
30 °C
2 K
5 °C
–20 °C
2 K
A
A
A
A
A
A
A
A
0 °C
50 °C
0 °C
50 °C
–35 °C
35 °C
15)
0 °C
15)
15 °C
–5 °C
5 °C
0.0 K
0.0 K
0.0 K
0.0 K
0.0 K
5.00 min
5.00 min
24.00 h
0.20 min
0.00 min
00.00 h
00.00 min
00.00 min
OPEn
OPEn
OPEn
OPEn
OPEn
OPEn
OPEn
OPEn
Auto
Auto
Auto
Auto
Auto
Siemens Building Technologies
Landis & Staefa Division
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