The price ladder Meter

Introduction: to achieve price ladder segment metering, segmented deductions prepayment meter Use: Energy Metering: Metering single, three-phase active energy. Pre-paid functions: local prepaid metering can be stepped directly on the meter, deductions. Remote meter reading: a power line carrier, RS-485, wireless and other communications interface with DL / T645 communication protocol alarm function: When the remaining amount is insufficient, overdraft function can notify the user via the display, e-mail, SMS, etc.: Allows you to set overdraft consumption, while exceeding overdraft threshold, the meter off, recharge automatically deduct overdraft works: electronic prepaid energy meter based on the increase of the price ladder and remote meter reading and reference design basis: GB / T 17215.321-2008 "AC measuring equipment - Specific requirements Part 21: Static meters for active energy" GB / T 18460.3-2001 "IC card prepaid vending system - Part 3: Pre-paid meter" DL / T 645- 1997 / DL / T 645-2007 "multi-function meter communication protocol" NDRC "on the residential electricity price ladder pilot guidance"