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LB 470 Level
10 Maintenance and Repair
56925BA2 Rev. 03, 11/2017
169
10
Maintenance and Repair
The replacing of fuses and the cleaning of the EVU are described in the mainte-
nance chapter.
IMPORTANT
The applicable national regulations of the respective country of use have to
be observed!
Repair and servicing on the EVU may only be carried out by experts (see chap-
ter 2.3). In case of doubt, the complete EVU is to be sent to BERTHOLD.
NOTICE
Repair on electronic circuits on the circuit boards of a field device may only be
carried out in the manufacturer's factory.
When working at electronic components, the relevant safety regulations must
always be observed. Particularly observe the safety instructions in the chapter
″
Safety manual".
De-energise the detector and potentially connected relay contacts as well as
all inputs and outputs.
IMPORTANT
To achieve optimum measuring accuracy, we recommend recalibrating the
measuring system after a repair (not after changing the housing).
Summary of Contents for Duo Xpert
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Page 119: ...LB 470 Level 7 Main Menu Device Setup 56925BA2 Rev 03 11 2017 119...
Page 181: ...LB 470 Level 12 Appendix 56925BA2 Rev 03 11 2017 181...
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Page 190: ...1 A propos de ce manuel d utilisation LB 470 Niveau Level 8 56925BA59 Rev 01 11 2017...
Page 196: ...Level F llstand Technical Information Technische Information 56925TI1L Rev No 00 11 2017...
Page 227: ...Technical Information Level Technische Information F llstand 56925TI1L Rev 00 11 2017...