KW2G / KW2G-H Eco-POWER METER21.3 Firmware●Combination software using the expansion unitExpansion unit firmware Firmware of AKW2010G Firmware of AKW2020GAKW2110G Ver.1.00 or later Ver.1.00 or later Ver.1.00 or laterAKW2152G Ver.1.10 or later Ver.1.02 or later Ver.1.00 or laterAKW2182G Ver.1.10 or later Ver.1.02 or later Ver.1.00 or laterAKW2160G Ver.1.20 or later Ver.1.04 or later Ver.1.01 or later●For using the additional functionsFunctionsModelnumber-Check the pulse inputcondition with the mainunit or communication-Set pulse output width-Display an integratedelectric power with unit of0.001kWh-General-purpose outputfunction-Eject SD memory card-Error alarm outputAKW2010G Ver.1.04 or more Ver.1.05 or more Ver.1.06 or moreAKW2020G Ver.1.01 or more Ver.1.02 or more Ver.1.03 or moreAKW2110G ― Ver.1.04 or more Ver.1.05 or moreAKW2160G Ver.1.00 or more Ver.1.01 or more Ver.1.02 or moreAKW2152G Ver.1.01 or more ― ―AKW2182G ― ― ―FunctionsModelnumber-Hour meterAKW2010G Ver.1.10 or moreAKW2020G Ver.1.10 or moreAKW2110G Ver.1.05 or moreAKW2160G Ver.1.02 or moreAKW2152G Ver.1.01 or moreAKW2182G ―