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Shanghai Mingkong Sensing Technology Co., Ltd
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    No. 58 Yaojiabang Road, Baihe Industrial Zone, Qingpu District, Shanghai
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MD-S272L wireless liquid level gauge
Optional battery power supply or dual battery power supply 4G/LORa/NB iot multiple wireless transmission methods optional wireless liquid level gauge
Product details

MD-S272L wireless digital liquid level gauge is a power powered wireless digital output digital liquid level gauge, which can be equipped with 4G or LORaWAN, NB iot, Zigbee and other wireless communication methods.

This series of products all have functions such as adjustable sensor acquisition speed, adjustable transmission frequency, adjustable high and low pressure alarm values, and real-time pressure alarm.

MD-S272L-4G is a wireless digital liquid level gauge with 4G transmission. With China Mobile's mature 4G network, it uploads the water level of the on-site water tank or reservoir to the cloud. Users can match IP addresses and other common parameters on-site or remotely.

MD-S272L-LW is a wireless digital liquid level gauge for LORaWAN transmission, used in conjunction with LORaWAN gateway. It has the advantages of low power consumption, long transmission distance, strong signal penetration, and self-organizing network.

MD-S272L-NB is a wireless digital liquid level gauge with NB iot transmission technology, which has the advantages of low power consumption, high transmission efficiency, and low cost.


☆ Low power design, battery powered, ultra long battery life

☆ Optional battery power supply or dual battery power supply mode

☆ 4G/LORaWAN/NB iot/Zigbee wireless communication signal optional

☆ Input type liquid level probe combined with polyurethane liquid level dedicated cable, strong medium compatibility 0-1... 2... 5... 10... 50m liquid level

☆ Low liquid level alarm, instant message transmission, alarm point, transmission frequency, etc. (4G/NB)

Equipped with a gateway, it can achieve liquid level monitoring within the LAN (LORaWAN type)


Range 0~100m

Overload pressure2 times x range

accuracy class0.5%FS

long-term stability± 0.3%/year (typical value)

Operating temperature-20~60℃

Compensation temperature -20~60 ℃

power supply voltageER34615H

The default sampling rate is 3 seconds, and it can be set from 1 to 60 seconds per time

The upload speed can be set from 10 to 9999 minutes

alarm methodLow alarm, high alarm/fluctuation alarm

Alarm value setting10%~90% of the measuring range

Dial display LCD liquid crystal display

Interface thread M20 * 1.5 G1/2 or other standard threads

Interface material304 stainless steel

Shell materialReinforced Nylon

measuring mediumOil, water, gas and other non corrosive media

Storage temperature (-40~80 ℃) humidity (0~95% RH)

Product weight<0.5kg (including accessories)

Product Attachment ER34615 Battery 1 piece (battery type)




ER34615 battery 1 piece (battery type)

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