中国 
产品描述
超声波地铁和集成阀门采用 W-tipo 地铁超声波原理，与 V 型球铸造相结合，形成了集成的设计架构、产品生产名称和国家发明专利。Valva boda de Valva 采用太阳能硅薄膜和含沙的铁膜，采用了铝业的政治政治铸造工艺，产品表面既漂亮又漂亮。
其他规格
| Key features | Collection parameters: flow, temperature, pressure, heat, opening, valve status, power status; Body structure: Single-channel electric ball valve Card swiping function: support one table, one card (single user) and one table multiple cards (multiple users); Power supply mode: solar panel and rechargeable battery; Wireless remote transmission: 4G communication supports real-time online or scheduled reporting mode; Communication mode: Support 4G/Bluetooth/LORA/IR/NFC; Human-computer interaction: LCD and touch buttons; Fault alarm: valve blockage/switch valve timeout, battery undervoltage, solar panel failure; Communication protocol: MQTT protocol or private protocol; Configuration parameters: support remote 4G or local Bluetooth APP parameter configuration; Online upgrade: Support remote online upgrade; Automatic control: automatic valve section opening, support automatic control of flow and pressure; |
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