Smart Cap

short description:

Smart Cap stopper breaks the traditional way of measuring liquid level in liquid nitrogen tank, and can realize real-time monitoring of temperature and liquid level in tank without opening the lid. Fully monitor the storage environment of samples in the tank for safety.

OEM service is available. Any inquiry  , please don’t hesitate to contact us.

product overview


Product Tags


SmartCap intelligent cork, with liquid nitrogen tank level monitoring and temperature monitoring functions of highly integrated low-power Internet of Things module. It is suitable for 50MM/80MM/125MM/216MM caliber liquid nitrogen tank products, but also compatible with other similar liquid nitrogen tank on the market (only internal height and caliber can be configured), built-in high-efficiency nickel batteries, effective working time up to 2 years. When it collects liquid level and temperature data, it transmits the collected data to the data relay for storage at a fixed frequency (10 minutes per time) by 2.4 G wireless mode.

Product Features:

Double independent measurement system for high accuracy liquid level measurement and temperature measurement;
Real-time display of liquid level and temperature and free setting of SMS, email and WeChat alarm;
Send liquid level data and temperature data to smart box wirelessly;
Remote transmission of liquid level data and temperature data to the Cloud, realizing data recording, printing, storage and other functions;
Adopt internal imported special-shaped nickel battery for power supply, with long battery life.

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  • MODEL LT-50/LT-80/LT-125/LT-216
    Working Temperature -20 〜40°C Level Measurement Range 160 〜700mm
    Relative Humidity W75% ( 25°C ) Level Error ± 5mm
    Instrument Inout Power Supply 3.6V Temperature Measurement Range -200 〜200°C
    Level Sensor Capacitance Temperature Error ±0.1°C
    Temperature Sensor PT-100
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