Application Example 4; Parameter Changes - Siemens sed2 Commissioning Manual

7.4 Application example 4

The speed of a fan motor shall be controlled with the help of the integrated PID controller
Switching on / off via digital input 1
−
External alarm to digital input 2; in the event of an alarm, the fan will be stopped
−
Error message via relay output 1
−
Indication of operation via relay output 2
−
L1
L2
L3
PE
L1 L2
P(1)
Hz
I Hand
0 Auto
SED2
u v
M
3

7.4.1 Parameter changes

Start with quick commissioning according to application example 1
Par. no. Value
P0003 3
P0701(0) 16
P0702(0) 29
P0702(1) 29
P0756(1) 1
P0757(1) 0
P0758(1) 0
P0759(1) 10
P0760(1) 100
Siemens Building Technologies
HVAC Products
Fuses
L3
Error
20
21
Com
22
23
Run
24
Com
25
SED2
5
6
9
Fn
P 10
2
w
Inspection switch
Fan
Parameter function
User access level 3
Fixed setpoint (direct selection + ON)
Function of digital input 2 in "Auto"
mode
Function of digital input 2 in "Hand"
mode
Defines analog input 2
Scaling of analog input 2: x1
Scaling of analog input 2: y1
Scaling of analog input 2: x2
Scaling of analog input 2: y2
Commissioning Guide
7 Application examples
Relay 1
Relay 2
DIP switch setting
ON
OFF
Function selection
Expert access
In the event of external alarm, fan will be stopped
In the event of external alarm, fan will be stopped
DC 0...10 V (default)
(Default)
(Default)
(Default)
(Default)
- Switch on/off
- External alarm
Building Management System
(BMS)
5192A04Aen
1 = analog input 1
❚ ❚
OFF = DC 0...10 V
1 2 ON = 0...20 mA
2 = analog input 2
OFF = DC 0...10 V
ON = 0...20 mA
33/80
CM1G5192en
26.02.2003