Answer
Jan 15, 2025 - 02:59 AM
To install and wire the Legrand 4 120 90 Three-Phase Meter, please follow the instructions provided in the instruction manual strictly to avoid the risk of electric shock or fire. Here is a step-by-step guide:
1. Wiring Diagrams: Refer to the wiring diagrams provided in the instruction manual for proper installation. These diagrams will show you the correct connections for the meter.
2. Input/Output Positions for Lead Plating: Ensure that the lead plating is positioned correctly according to the instructions in the manual. This will ensure accurate measurement and proper functioning of the meter.
3. RS485 Wiring Diagram: If you need to connect the meter using RS485 communication, refer to the RS485 wiring diagram provided in the manual. Use the prescribed cables for RS485 connection, such as Belden 9842, Belden 3106A (or equivalent) for a maximum length of 1000 m, or Category 6 cable (FTP or UTP) for a maximum length of 50 m.
4. Modbus Address: Set the Modbus address of the meter as per your requirements. The manual should provide information on how to configure the Modbus address.
5. Additional Information: For more detailed instructions and specifications, including resistance values and complete documentation, you can visit the Legrand e-catalogue website at www.e-catalogue.legrandgroup.com. Type "4 120 90 - 4 120 91" in the search field to access the complete documentation for this product.
Please note that it is always recommended to consult the instruction manual for your specific model and follow the manufacturer's guidelines for safe and proper installation and use of the Legrand 4 120 90 Three-Phase Meter.
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