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7 Main Menu Device Setup
LB 470 Level
118
56925BA2 Rev. 03, 11/2017
NOTICE
An additional compatible Berthold probe for measuring the gas density is ab-
solutely necessary for the gas properties compensation. The probe is connected
to the level measurement via the slave interface.
Fig. 98
Submenu
″
GPC
″
GPC calibration
Device settings | Setup | Calibration | GPC | GPC calibration
The submenu
″
GPC calibration
″
is used for the adaptation of the measurement sys-
tem to the respective environmental conditions, the actual radiation activity and
the adaptation of the background radiation (background).
The check box
″
GPC enabled
″
(Fig. 99, item 1) can only be selected when a detector
is configured for gas density measurement and under Units (
Device Settings | Setup
| System | Units
) "PV" the unit% is selected.
1
2
3
4
5
Check box "GPC enabled"
Check box Reference count rate [cps] for the detector under calibration condi-
tions
1F
2
Input field Background (background radiation) [cps]
Input field Factor M (Manual correction factor)
2F
3
Input field Max. GPC factor
Fig. 99
Submenu GPC calibration
2
Calibration conditions exist when the level measurement is performed.
3
Correction of geometry differences between gas density measurement and level measurement.
Содержание Duo Xpert
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Страница 119: ...LB 470 Level 7 Main Menu Device Setup 56925BA2 Rev 03 11 2017 119...
Страница 181: ...LB 470 Level 12 Appendix 56925BA2 Rev 03 11 2017 181...
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Страница 190: ...1 A propos de ce manuel d utilisation LB 470 Niveau Level 8 56925BA59 Rev 01 11 2017...
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