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Infrared Communication Meters Manufacturer.

High-performance smart metering infrastructure for global utility networks and sustainable energy grids.

Product
Narrative

Technical Innovation & Quality Heritage

YTL’s Infrared Communication Meters are designed for seamless on-site maintenance and data retrieval. By integrating a standard IEC 62056-21 optical port, Zhejiang Yongtailong provides a secure, non-contact method for technicians to interact with the meter. Even in locations where wireless signals cannot penetrate—such as deep basements or shielded electrical rooms—the infrared port allows for high-speed data exchange using a handheld terminal. This physical isolation enhances security by requiring a technician to be present to modify parameters, while the optical link prevents electrical damage often caused by physical plug-in connections. As a professional manufacturer, YTL includes this port as a standard feature across many smart meter models to ensure 100% data accessibility regardless of network availability.

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Technical Datasheet

Technical CategoryInfrared Meter Specification
Optical StandardIEC 62056-21 Mode C / DLMS Compatible
Baud Rate300 to 9600 bps (Auto-negotiation)
Communication Distance0 - 5 Meters (Optimal at < 1m)
WavelengthNear-Infrared (800nm - 1000nm)
Access SecurityPassword-protected read/write levels

Product Application

  • Basement Meter Reading
  • On-site Parameter Configuration
  • Diagnostic Troubleshooting

Basement Meter Reading

In high-rise urban environments, meters are often located in deep underground basements where 4G, NB-IoT, or RF signals are completely blocked by thick concrete and steel. In these "dark zones," the infrared communication port is a lifesaver. Meter readers can simply point their handheld optical probes at the meter's window to download all billing data and event logs instantly. This ensures that even without a network connection, the utility can maintain a 100% accurate and timely billing cycle for all underground customers without the need for expensive signal repeaters.

On-site Parameter Configuration

During the commissioning of a new housing project, hundreds of meters need their IDs, baud rates, or CT ratios configured. Using the infrared port, engineers can "beam" the settings from a handheld terminal or laptop in seconds. This wireless but localized interaction is much faster than wiring up RS485 connections and much safer than opening the meter terminal cover. It allows for rapid, error-free setup of large meter banks, ensuring that the smart grid infrastructure is ready for operation on schedule with minimal manual labor.

Diagnostic Troubleshooting

When a customer reports a fault or suspected energy theft, technicians use the infrared port to perform a deep-dive diagnostic without interrupting the customer's power supply. Even if the main LCD is blank, the infrared port can often retrieve the final "last gasp" records and internal error codes from the meter's non-volatile memory. This data provides the forensic evidence needed to determine if the issue was an internal component failure or an external tamper attempt, allowing for faster resolution of disputes and more efficient maintenance planning.

Product Advantages

Non-Contact Interaction

Enables data reading and programming without any physical wires, protecting the technician from high-voltage exposure and preventing wear and tear on electrical connectors.

Network Independent Link

Provides a 100% reliable communication channel in signal-dead zones like basements and metal-shielded cabinets where cellular or RF networks fail to operate.

Industry Standard Security

Uses standardized optical protocols that require physical proximity for access, adding an extra layer of security against remote hacking or unauthorized data manipulation.

Frequently Asked Questions

  • Q: Do I need to open the meter to use infrared?

    A: No, the infrared port communicates through the transparent meter cover. You just need to align your optical probe with the designated area on the front of the meter.

  • Q: Can I read the meter with my phone's remote control IR?

    A: No, standard phones use consumer IR protocols for TVs. Smart meters use an industrial bi-directional optical protocol (IEC 62056-21) that requires a specific optical probe.

  • Q: Is the communication affected by bright sunlight?

    A: Our meters feature optical filters to minimize interference, but for the best results in direct sunlight, it is recommended to use an optical probe with an opaque shroud.

  • Q: How fast is the data transfer?

    A: Reading a standard billing dataset takes less than a second. Downloading a full 30-day load profile might take 10-20 seconds depending on the baud rate.

  • Q: Can anyone with a probe change my meter settings?

    A: No, while reading basic data might be open, changing any configuration requires a multi-level utility password or an encrypted security key.

Welcome To A National High-tech Enterprise

Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in Tongxiang. As a professional Infrared Communication Meters manufacturers and Infrared Communication Meters suppliers in China , YTL designs and produces electronic energy meters which are cost-efficient and ideal for the use in solutions for AMR/AMI at residential as well as industrial applications.YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. Since our foundation in 2000 we have grown to a manufacturer which complies and meet to many specifications from our national and international partners. At present our export volume makes us a leading company for technology and product export to more than 60 countries throughout the world.YTL is devoted to develop and design all types of electronic energy meters, concentrators and solution applications. With a combined design of the special accessories, we have successfully developed series of competitive products of small size, multifunction, low power consumption and excellent performance. We offer a one-to-one service to our partners. With annually over 68 projects that are successfully finished and holding over 500 patents of design rights, we are also advanced in the technology and patents of current sampling.

  • 2000

    Established In

  • 500+

    Employees

  • 60+

    Export
    Countries

  • 500+

    Patent

  • 10million+

    sets per year

YTL Honor

  • MID
  • KEMA
  • DLMS
  • IEC
  • KEMA
  • SGS

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