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21January2021/Version 0
LEM International SA
Chemin des Aulx 8
1228 PLAN-LES-OUATES Switzerland
www.lem.com
4.5. Cable management
To maintain the wires on the Sensor Unit use a tie (2.5 x 1 mm)
To maintain the Data link cable on the Sensor Unit use a tie (2.5 x 1 mm)
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Figure 18: Cable management
4.6. Sealing
4.6.1. Manufacturer seals
Before any operation with the device, the
manufacturer seals shall be checked.
Manufacturer seals are white tampering tapes
set on the two parts of the device.
A total of 4 seals shall be present, 2 for each part
of the device.
Any alteration to the seals invalidate device’s
measurement capabilities.
Figure 19: Manufacturer seals
4.6.2. Installation seals
Installation seals can be set at the end of installation of the device. They prevent unnoticed
unmounting of the wiring and bus bars by unauthorized personnel.
Using installation seals is strongly recommended as unauthorized unmounting could lead to:
• Electrical risks
• Malfunction of the device (unavailable power supply or communication link)
•
Alteration to device configuration
• Any software attacks
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