'This ZIP file contains the files to upgrade the PowerLogic™ ION9000 series meter to firmware v3.1.0 (V003.001.000), Meter Template, Modbus Map document, SNMP MIB, Webpages, What’s new document, and other associated files. See the upgrade section of the User Manual to perform this upgrade. Verify the checksum of the file to help ensure it was not corrupted during download using the SHA-256 File Signature for the file. Name: ION9000_V003.001.000+626.zip SHA256: 70B4E83AA3F9F980DDE007905F948B2C6430871FEA1A847D8C7F8EC0F41BC3FB