Frequently Asked Questions
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We are seeking for a complete solution,not only meters but also inculding communication, system, etc. to build a complete smart grid?
Linyang can provide a complete AMI solution from meters to system and other related products according to the real market requirements to help you build a smart grid.
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The signal of the project site is poor, do we have related communication solution?
Linyang can provide various communication schemes to comply the requirements according to the real enviroment.
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How about your company overseas project experience?
From now on, our company was found for round 30 years.We have a large share around the world market and have a deep cooperation with many customers around the world.You can view the project case on this site for a preliminary understanding.
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Why no display when meter is power off?
Please try to replace the battery and check by pushing the button.Also please contact the engineers of this site for your service, if the problem cannot be solved.
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With so many global meter manufacturers, what are your advantages?
Linyang has rich global market experience, strong delivery ability, strict quality control, perfect after-sales support, and won the trust of global customers.
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What is the reason for the Err code reported by the electricity meter?
It is necessary to query the corresponding fault code manual according to the different types of electricity meters
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The meter reports authentication failure during communication with HES system. What are the main reasons?
①The meter key imported by HES is incorrect.
②The encryption method of HES system is inconsistent with the encryption method of the on-site meter.
③The FC value of the HES is less than the FC value of the meter.
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The meter can't be registered to HES system. What are the possible reasons?
①The on-site electricity meter isn’t powered on.
②The HES system has not imported the meter key.
③Poor signal.
④Communication module failure.
⑤File problem, the meter SN on Hes system is inconsistent with the on-site meter
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When equipment is offline, what are the possible reasons?
①SIM card lost/damaged/owed
②Communication parameter error
③Module failure
④Poor signal
⑤Antenna is damaged
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What are the possible causes of electricity meter burning?
①Over voltage
②Over current
③The terminal screws are not tightened
④Lightning strike
⑤Water ingress into the meter
⑥External heat source causes burns
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What are the possible reasons for the relay tripping？
①The temperature inside the meter is too high
②Over current
③User arrears
④Tamper
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What are the possible reasons why the relay cannot be closed?
①Relay mode is incorrect
②The meter temperature is too high
③Over current
④Relay failure
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The electricity meter shows a reverse current sign. What are the possible reasons?
①Incoming and outgoing wires are connected in reverse
②If the neutral is not connected, phase-to-phase power is used
③The user side uses diesel generators for self-generation
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What are the possible reasons for the incorrect time displayed on the electricity meter?
①Battery loose
②Battery lost
③Battery voltage is too low
④Clock chip failure
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