Siemens SED2 Commissioning Manual

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Siemens Building Technologies Commissioning Guide CM1G5192en
HVAC Products 7 Application examples 26.02.2003
7.5.1 Parameter changes
Start with quick commissioning according to application example 1
Par. no. Value Parameter function Function selection
P0701(0) 16 Fixed setpoint
(Direct selection + ON)
P0702(0) 29 Function of digital input 2
in “Auto” mode
In the event of an external alarm, fan will be stopped
P0702(1) 29 Function of digital input 2
in “Hand” mode
In the event of external alarm, fan will be stopped
P0703(0) 15 Function of digital input 3 Fixed setpoint
P0756(1) 1 Defines analog input 2 DC 0...10 V (default)
P0757(1) 0 Scaling of analog input 2: x1 (Default)
P0758(1) 0 Scaling of analog input 2: y1 (Default)
P0759(1) 10 Scaling of analog input 2: x2 (Default)
P0760(1) 100 Scaling of analog input 2: y2 (Default)
P2201 50 % Setpoint CO2
P2203 -50 Setpoint for digital input 3
P2253(0) 2224 PID setpoint Fixed
P2306 0 PID acting direction Direct
P2200(0) 1 Enable PID controller PID controller enabled
P2280 0.5 PID proportional gain
P2285 60 PID integral action time
r2262 Current setpoint
r2272 Actual value

Siemens SED2 Specifications

General

Input Voltage	380-480V AC
Current Rating	Depends on model
Control Type	Digital
Communication	PROFIBUS, PROFINET, Ethernet
Communication Interface	RS485
Protection Features	Overcurrent, overvoltage, undervoltage, overtemperature, short circuit
Operating Temperature	0 to +45 °C
Storage Temperature	+70 °C