CeLa Link

A leader of world's IoT solution provider

Smart Manhole Monitoring

Overview

Sensing Features
Water level
Opening and Tile of the manhole
Harmful gases - CO/CO2/H2S
Temperature
Humidity
Communication
LTE Cat.M1
NB-IOT
LORAWAN
Battery and duration
1900mAh x 3
2 years depending on the monitoring scenario
Environmental sensors
1. Oxygen Concentration: O₂ : 0 ~ 20 %
2. Harmful Gases
CO : 10 ~ 1,000 ppm
CO₂ : 0 ~ 10,000 ppm
H₂S : 0 ~ 100 ppm
3. Temperature/Humidity
Temperature : -40 ~ +100 °C
Humidity : 0 ~ 100 %
Vibration sensor
x,y,z : ± 2.0 ~ ± 16.0 G
slope : 0 ~ 180 °
Water Resistance
IP67
Inquiry

FEATURES

Real-time monitoring of manhole opening and closing, water level,

environment (oxygen concentration, harmful gases, temperature and humidity) and worker conditions under the manhole

Transmission of the warning to the monitoring center

Prevention of serious accident of workers under the manhole

Reduction of inspection costs by reducing the number of visual inspections by worker

Recognizing risks in advance and predict risk situations before work

Sensing harmful gases - CO/CO2/H2S

Communications : LTE Cat.M1, NB-IOT, LORAWAN

Solar panel equipped for long battery use