China Energy Meter Three phase four wire multi tariff meter LEM041AL have 3 tariffs and far infrared and rs485 data communication Place of OriginChina Brand NameLogosmeter CertificationCE / ROHS / ISO Model NumberLEM041AL Payment & Shipping Terms Minimum Order Quantity1pc Pricenegotiation Packaging Detailsstandard export carton Delivery Time5-30 working days after receiving payment Payment TermsT/T or western Union or PayPal Supply Ability10000pcs per month Outer and mount dimension Functions and Features 1. Available as 35mm DIN standard rail mounted, conforming to Standards DIN EN 50022,as well as front PANEL mounted (the center distance between two mounting holes is 63mm). Two mounted methods above are optional for user. 2. 10 pole width (modulus 12.5mm), complying with Standards JB/T7121-1993. 3. Can select time-of-use metering in 3 tarffs. Can set 12 daily intervals.Can freely set the date in every month to read meter automatically. Can set single tariff at weekends. 4. Can select 2 tarffs metering, equiped with the tariff setting port, if the input control voltage is 0 - 90 Vac, the setting tarff is F1. If the input control voltage is 150 - 400 Vac, the setting tariff is F2.Tariff transduction is controlled by theexternal timer or similar device. Certificates Work shopChina Energy Meter website:http://www.logos-electric.net/energy-meter/