Vemm Tec PTZ-BOX 5.0, Руководство пользователя

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PTZ-BOX 5.0 User manual, document edition: 13
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Table of contents
Introduction ..................................................................................................................................... 7
Device description ................................................................................................................... 7
Function principle .................................................................................................................... 8
1.2.1 General characteristics .................................................................................................... 8
1.2.2 Measurement – calculation cycles .................................................................................. 8
1.2.3 Emergency state .............................................................................................................. 8
1.2.4 Calculation of conversion factor C ................................................................................... 9
1.2.5 Increment of volume at measurement conditions ....................................................... 10
1.2.6 Averaged conversion factor .......................................................................................... 11
1.2.7 Increment of volume at base conditions ....................................................................... 11
1.2.8 Increment of energy ...................................................................................................... 11
1.2.9 Increment of mass ......................................................................................................... 12
1.2.10 Flow of gas volume at measurement conditions .......................................................... 12
1.2.11 Flow of gas volume at base conditions ......................................................................... 12
1.2.12 Flow of energy ............................................................................................................... 13
1.2.13 Flow of mass .................................................................................................................. 13
1.2.14 Correction of flow from error curve of the gas meter .................................................. 13
Dimensions ............................................................................................................................ 13
Technical description ..................................................................................................................... 15
Device construction ............................................................................................................... 15
Main parts of the device........................................................................................................ 15
Power supply ......................................................................................................................... 16
2.3.1 Main battery .................................................................................................................. 16
2.3.2 Battery replacement ...................................................................................................... 16
2.3.3 Backup battery .............................................................................................................. 18
2.3.4 External power supply ................................................................................................... 18
Sealing of the unit.................................................................................................................. 18
Nameplates ................................................................................................................................... 21
Safety ............................................................................................................................................. 21
General .................................................................................................................................. 21
Ex marking ............................................................................................................................. 23
Metrological properties ................................................................................................................. 24
Temperature measurement .................................................................................................. 24