Obligations with legal for trade scales, Legal for trade data within the scale interface – Flintec II PC-BASED User Manual
Page 27
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FlintWeigh Technical Manual, Rev. 3.03 November 2011
Page 27 of 32
8.6. Obligations with Legal for Trade Scales
The operator is responsible for the first and all regularly recurrent official calibrations.
Important: The official seal may only be broken by authorized qualified staff.
If one or more of the following changes has happened, the operater has to send a written note to the assigned
public authority and a new official calibration is mandatory:
►
Broken seals
►
Replaced load cells
►
Replaced load carrier
►
Replaced wiring
►
Replaced LDUs
►
Replaced weighing system controller
►
Replaced descriptive plate
►
Calibration of the scale
►
Changes to the approved software settings
Hint: The user is responsible for the correct performance of any official calibration.
8.7. Legal for Trade Data within the Scale Interface
In legal for trade and industrial applications all calibration data will be stored in a flash memory in the scale
interface. These data can only be accessed, if the authentification of the FlintWeigh II Software to the scale
interface is valid. If these data will be saved during a calibration, the electronic calibration counter (TAC) will
automatically increased by one. The stored data is the following:
Structure of the general scale data
Serial no.
Up to 17x per controller; up to 16x type RC3D digital load cell respective LDU
Gravitational factor
Default value: 9.8075656
Calibration counter
Programme version
x._
Programme revision
_.x
Corner correction
Max. 16 data records for up to 16x type RC3D digital load cell
Checksum EXE
CRC16 for complete programme code
Checksum
CRC16 for general scale data
Structure of the individual scales (3x for Scale 1, Scale 2 and Dual scale)
Scale interval
3x for up to three ranges
Decimals
Unit
Min. capacity
Default value: 20e
No-motion
Calibration weight
Max. capacity
Max. capacity + 9e = overload
Changeover threshold
2x per scale (up to 3 ranges per scale)
Curve linearisation
Up to 5 points per scale
Zero point (Dead load pt.)
Gain value
Scale type
Single-interval, Multi-range, Multi-interval
Checksum
CRC16 for scale data
Logbook
Logbook entries
Up to 200; 8 bytes incl. CRC for each