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Commissioning
7.4 Device startup
Note
Local display timeout
If no button is pressed for 10 minutes, display backlight goes off automatically 30 seconds after
the last button press.
Condition
• The following have been reviewed: Basic safety notes (Page 71).
• The device is properly installed and connected, including the connection of any remote
sensors.
Procedure
The startup procedure is started each time the device is powered on or restarted via web server
or by the reset button. During startup procedure, the device is performing the internal
diagnostics and checking the laser optical transmission.
Note
Startup procedure takes up to six minutes. Actual start-up procedure number can be checked on
the HMI.
Table 7-1
Startup Procedure Number
0
1
2
3
4
5
6
7
8
9
10
74
Startup procedure steps
Information
Low level platform is not working
Device initialization and memory test
Internal communication check
Automatic gain control calibration procedure
Device parameters check and set
Lasers temperature stabilization (laser off)
Lasers temperature stabilization (laser on)
Lasers transmission check
Calibration check procedure
Concentration measurement check
Normal operation of the device (startup procedure is fin‐
ished)
Operating Instructions, 05/2023, A5E51429088_AA
SITRANS TDL
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