Detailed Product Description

electric meter Features: 1) Can set 4 rates and 12 periods of time2) Minimum period of time interval: 1 minute3) Data backup: data keeping over 10 years after power cut4) Optional LED/LCD display5) RS485 port6) Infrared communication interfaceSpecifications: 1) Rated power: 220V 2) Rated frequency: 50Hz 3) Current model: 5A (20A),10A (40A), 20A (80A)4) Meter constant: check the equivalent ammeter label5) Precision grade: 1.0, 2.0 6) Starting current: 0.4% IB (1.0 grade), 0.5% IB (2.0 grade) 7) Latent tendency: a) Designed to prevent logical latent tendency b) Pressure loop and rated pressure is 115% c) When the current route has no electricity, the meter will not produce more than one output of pulse8) Time data: a) Time precision (daily error): ≤0.5s (23°C) b) Battery capacity: ≥1A 9) The keeping time of data after the electricity is cut off: ≥10 years 10) Normal working pressure: 0.7Un - 1.2Un 11) Power consumption (LCD): a) Power consumption of pressure circuitry: ≤1.0W and 6VA b) Power consumption current circuitry: ≤1VA (under the condition of rated current)Basic error border=0>