Specifications For North American market,ANSI standard,socket,multi-function,household energy meter,round,single phase,multi-tariff,120VA/240VA

ANSI socket single phase multi-function energy meter ? 1.Forlong MS-202M ANSI socket single phase ?energy meter(1S/2S) is used for standard North Amer 2.Specifications: Meter type??????????????????????????? ?MS-201M (LCD display)?????????????????????????? ????????????????????????????????????????????? Nominal voltage???? (Un)?????????Form 1S: ?120V AC (2W) ????????????????????????????????????????????? Form 2S: ?240V AC (3W) Operational voltage???????????????dependent on ANSI form and model Rage is (-20% ~ 15%)Un ?? ??????????????????????????????????????????????Form 1S: 96 ~ 138V AC ??????????????????????????????????????? ????? Form 2S:192 ~276V AC(3W) Safety rating?????????????????????????? IEC61010-1[2001] Operation Frequency?????????????????? 60 +/- 5% Hz Current Operation:????????? ???????????dependent on ANSI form and model ???????????????????????????????????????????? Form 1S: TA15? CL100 ??????????????????? ???????????????????????? Form 2S:TA30? CL200 Operational current range????????????? ??? 0.4% Ib- Imax????????? Over current withstand??????????? ??????? ? 30Imax for 0.01s????? ????? Power consumption:????????? ?? ?????? ?????????? ? Voltage circuit ???????????????????????<2W / 5VA????? ? Current circuit at TA????????????????? <1 VA ????????????? Data communications????????????????? RS485 and far infrared ???????????? ???Data save????????????????????????????? The data can be stored more than 20 years when power cut off 3.RS485 communication specifications: ???????????? Bus type??????????????????????????????? RS485 protocol???????????????????????????????? MODBUS RTU with 16 bit CRC ???????????? baud rate ??????????????????????????????1200,2400,4800,9600,19200 (optional) ???????????? Address range?????????????????????????? 0-255 user settable ???????????? Bus Loading???????????????????????????? 256 meters per bus ???????????? Rage??????????????????????????????????? 1200m ? ANSI socket single phase multi-function energy meter