4
PW20i
HBM
A1269-2.0 en/de/fr
Safety instructions
The device must not be modified from the design or safety engineering point of
view except with our express agreement. Any modification shall exclude all
liability on our part for any damage resulting therefrom.
Repair is specifically forbidden. Repairs must only be carried out by HBM.
All the factory settings are stored at the factory so that they are safe from
power failure and cannot be deleted or overwritten. They can be reset at any
time by using the command TDD0.
The production number set at the factory cannot be changed.
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PW20i-Load cells are exclusively designed for weighing technology
measurement tasks and directly associated control and regulatory tasks.
Use for any purpose other than the above is deemed to be inappropriate.
•
There are not normally any hazards associated with this product, provided
the notes and instructions for project planning, assembly, appropriate
operation and maintenance are observed.
•
It is essential to comply with the safety and accident prevention regulations
specific to the particular application.
•
Installation and start-up must only be carried out by suitably qualified
personnel.
•
During installation and when connecting the cables, take action to prevent
electrostatic discharge as this may damage the electronics.
•
The required power supply is an extra-low voltage (12 − 30 V) with safe
disconnection from the mains.
•
When connecting additional devices, comply with the appropriate safety
requirements.
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Shielded cables must be used for all connections. The screen must be
connected extensively to ground on both sides.
Further information can be found in the help file on the 1-FIT-AED-DOC
(System-CD).