Recent content by sdo

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    Series 7000/7100 and 7200/7300 Data Presentation Differences

    For the purposes of this article, we will refer to the 7200/7300 family of meters as the "virtual element" (VE) style meters. Virtual vs. Non-Virtual Meter Elements: What’s the Deal? If you’ve ever tried to integrate a power meter and found yourself knee-deep in Modbus IDs and register maps...
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    Optimizing Polling Response Latency

    Possible Solution: Optimizing BACnet Polling Performance Slow BACnet polling response (4+ seconds) can be due to several factors related to network setup, register mapping, polling strategy, and firmware configuration. Here's how to tighten that up: 1. Reduce the Number of Polled Registers...
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    Pulse counting products and their max rate

    Part#Default Counting SpeedAdditional Configuration Options A833210Hz- A8812 I/O10Hz- A781010Hz50, 100Hz A891110Hz50, 100Hz R912010Hz50, 100, 250Hz Pulse signals must be 50% duty cycle at the rated counting speed
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    Series 7200/7300 Modbus RTU and TCP datapoint listing

    Linked here is the datapoint listing for the 7200/7300 Virtual Element Meter. Please be aware that the datapoint mapping in this meter is a feature enhancement layer built on top of the original 7000/7100 functionality. Refer only to the datapoints listed under sections described in the header...
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    PhaseChek - Best Practices and Optimizing Results

    Understanding PhaseChek: Best Practices for Reliable Results PhaseChek is a valuable diagnostic tool designed to provide a quick assessment of meter programming and physical installation. While it’s effective at identifying potential issues that warrant further investigation, it’s important to...
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    Setting up your EMH to upload to LevitonBMO.com

    Setting your EMH to upload data to BMO Begin by logging into your EMH using a web browser on your PC. Your PC can be connected to the EMH if they are both connected to the same LAN. While it may be easier to connect to it with a direct LAN cable, you will not be able to test the data upload from...
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    Clearing accumulated counts

    Important details Resetting counts requires interfacing with the device using the configuration tool. Physical access to the meter is typically required to initiate this process. Not all meters support count clearing; some versions are sealed or restricted to prevent this functionality. Before...
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    Understanding Serial Number Encoding from Modbus Registers

    This guide walks through how to interpret the serial number from the device’s Modbus response and explains the conversion process step by step. This article applies to the following part numbers: R9120 A8332 A8911 A90DC A89DC What You Receive from the Device These devices return their serial...
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    CT wires and extensions best practices

    Please refer to this document linked here for which Leviton CTs can be extended and distance recommendations. This article is to supplement the information in that document to include additional recommendations for best practice. Avoid creating large loops of CT wiring, and limit the amount...
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    Series 8000 Configuration Tool

    Linked here is the S8000 Config Tool v1.7.0.1255.
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    EMHXD EMHSP firmware v04.24.0226 trusted root certificate authorities list

    Please see the attached PDF for the listing.
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    Remotely Accessing your EMH from the Internet

    This article outlines how to enable internet access to your Leviton Energy Monitoring Hub (EMH) datalogger’s web interface. If you're considering this for your metering application, we strongly recommend involving someone with networking or IT experience from the start. Be aware that additional...
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    ModHopper extension cabling, connector types, and 3rd party antennas

    The ModHopper module has an RP-SMA female connector that enables direct connectivity to a rubber ducky antenna, but depending on your use case or with use of our embedded ModHoppers in a UL508A panel, the flexibility to be wired with cabling extensions and other antenna options. Before...
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    Pulse meters with 10Wh load LED

    It is possible to perform a high-level review a pulse meter's energy registration with the 10Wh load LED. An electrician should be consulted to help with this review as our metering devices will have panel level service voltages present at each device. Always refer to the manuals of the products...
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    High Leg Delta 240V

    The Series 7000/7100 supports high leg delta services. The meter must be configured for 4 wire 3phase for accurate measurement, and the following diagram should be followed on landing the voltage references and CTs accordingly. Please refer to the product manual for important safety and...
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