免费国产黄频在线观看视频,夜夜躁狠狠躁2021,不卡福利一区二区三区,精品国产乱码久久久久蜜桃,国产自无码视频在线观看手机

NB-IoT Dual Mode Meter Reading Handheld

PRODUCT > Wireless meter reading system > NB-IoT Dual Mode Meter Reading Handheld

NB-IoT Dual Mode Meter Reading Handheld

Product number:HAC-RHU-W

HAC-RHU-W handheld is suitable for HAC-NBw dual-mode series products, built-in enhanced HAC08 wireless module, Bluetooth communication module. The Bluetooth is connected with the user's mobile phone, and the mobile phone is operated by the mobile APP to realize data interaction with the server. The terminal module can be set near-end parameters by infrared method without disassembly, and the signal strength can be inquired at the same time. Within a range of 2000 meters, the hand-held meter can be moved and read. If there is no uplink and downlink data within 10 minutes, the handset will automatically turn off, with a power saving function.

Features

? Near-end maintenance: parameter reading, command setting, firmware upgrade, on-site signal detection.

? Connect the mobile APP via Bluetooth for data transmission and command settings.

? Automatic shutdown: low battery; no uplink and downlink data to communicate within 10 minutes.

? The built-in rechargeable lithium battery can last for more than 8 hours when fully charged.

? Status indicators are clear and concise.

? Dimensions: 97mm×45mm×23mm

image.png