Galvanic Applied Sciences 943-TGS-CE, Руководство по эксплуатации

Страница: 130 / 158

Revision 5 130 August 2021
valves V1 and V3 that may have been disconnected prior to the steam purge to allow
the back purge air to begin flowing through the probe.
13. Re-install the oven enclosure cover. Ensure that the fibre optic cables are still routed
in the indent in the oven enclosure frame to avoid damage when the oven enclosure
cover is installed.
14. Close and latch the oven cabinet door.
15. Allow the back purge to continue for five to ten minutes.
19. Once the measurement cell temperature rises to >140°C, and the Cell Temperature
fault has cleared, use the F2 / F1 keys to navigate to the
Analysis 1
panel. Perform a
manual zero calibration cycle by using the F4 / F3 keys to highlight Manual Zero , then
press
↵
..
20. Once the manual zero calibration cycle is complete, place the analyzer into sampling
mode by highlighting the Sample checkbox using the F4 / F3 keys, then press
↵
.
Alternatively, press the F6 key.
21. Once normal operation has been confirmed, return the Online / Offline control toggle
on the Analysis 2 panel back to Online (green).
The oven can take up to two hours to reach operating temperature. While
the cell temperature is below the Low Cell Temperature fault set point, the
system will continue to back purge and maintain a fault indication to the
control room.
7.10 Spectrometer Replacement
In very rare cases it may be necessary to replace the analyzer spectrometer. To replace the
analyzer spectrometer, refer to Figure 80 while following the procedure below.
Replacing the spectrometer is to be performed by trained and authorized personnel
only.