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21January2021/Version 0
LEM International SA
Chemin des Aulx 8
1228 PLAN-LES-OUATES Switzerland
www.lem.com
1.2. Important notices
• Time source to set product’s time must be provided by the customer. Product must be time
synchronized to operate.
• Product’s Ethernet interface mustn’t be exposed to a public network; network must be private and
secured.
•
To ensure proper operation, product’s logbook completion must be checked periodically; the maximum
number of entries is approximately 40 000; product’s operation stops if logbook is full.
•
The product is designed with IP20, and is intended to be mounted in an enclosure with a suitable IP
rating for the final application.
Accuracy notices according to PTB type examination certificate
•
The direct current meters may only be used for billing purposes in business and official traffic in a
charging device and only for measuring the energy supplied to the vehicle.
• The connection line for voltage measurement must be provided with the supplied ferrite so that the
measurement reliability is guaranteed in the event of interference.
•
For the device types DCBM_N0D_4000_0000, DCBM_N0D_4010_0000, DCBM_N0D_6000_0000
and DCBM_N0D_6010_0000, for which the compensation factor can be selected via the Ethernet
interface, the interface must be sealed or a calibrated remote station must be directly connected and
secured by means of seals. At the end of the transaction, this remote station must compare the cable ID
specified in the data tuple signed by the DC meter with the cable ID originally transferred to the DC meter.
If this comparison is valid then the data tuple can be used. The remote station can also directly overwrite
the cable ID specified in the data tuple.
1.3. Symbols and conventions
The following symbols point out critical information. They can be found either in this document or
on the product.
Instruction manual
Heating
Warning
Electrical hazard
Double insulation
The following symbols aim at improving reader's experience by highlighting sections.
!
Note
i
Tip
Summary of Contents for DCBM 400 Series
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