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Lefoo All-in-one Air Quality Transmitter LFG60

LEFOO LFG60 All-in-One Air Quality Transmitter is used to detect a variety of air quality parameters, including temperature and humidity, CO2, PM2.5, PM10, VOC, formaldehyde, up to 7 parameters; optional isolated/non-isolated RS485 output, built-in Modbus protocol, realize real-time detection of multi-point distribution data. indoor type can be equipped with

display screen and keys, and the split screen can display air quality parameters. By configure communication parameters, the three-color LED indicator can be equipped to directly indicate the air quality situation. both indoor type and top suction type can configure RS485 communication address through dialing code. The product has wide power supply range and perfect overvoltage and reverse connection protection; it can be widely used in multi-parameter air quality monitoring in various commercial complexes, intelligent building, office environment hotels, airports and schools.


Features

  • Built-in high-precision sensor, stable measure of air quality; 

  • To simultaneously detect and display multiple air quality parameters to meet more demands, including temperature and humidity, CO2, PM2.5, PM10, VOC, and formaldehyde; 

  • 3-color LED indicator light can visually show air quality situation, optional turn-off; 

  • Perfect overvoltage and reverse connection protection, long-term reliability; 

  • Optional isolated/non-isolated RS485 output; 

  • Indoor or top suction installation, convenient application of different scenarios.

Specification of Air Quality Transmitter LFG60

Technical parameter

TemperatureRelative humidity
SensorDigital temperature sensorSensorDigital humidity sensor
Range0~50℃Range0~100%RH
Accuracy±0.5℃@20℃;≤±1℃@0~50℃AccuracyTypical ±3% RH@20℃ & 20 to 80% RH
Response time10~30s (20℃, slow flow air)Response time≤10s (20, slow flow air)
PM2.5/PM10
SensorLaser dust sensor, detection particle size 0.3~10μm
Range

PM2.5: 0~500 ug/, with a particle size of 0.3~2.5μm

PM10: 0~600 ug/, particle size 0.3~10μm
Precision/consistencyPM2.5: ±10 μg/@0~100 ug/±10%FS@100~500/600 μg /, @25℃
Resolution ratio1 μg /m³
Response timeContinuous measurement mode with single response time <1s, integrated response time <10s
CO2
SensorThe NDlR sensor, with the ABC self-check function
Range0~5000 ppm
Accuracy(±40 ppm±3%MV)ppm
Response time2 mins
VOCFormaldehyde
SensorMetal oxide semiconductor gas sensorSensorElectrochemical-type gas sensor
Range0~2 ppmRange0~1 ppm
Resolution ratio1ppbAccuracy+10%FS@25℃
Response timeFirst power-up for 1 hour; pre-heat for 3minsResponse time (T90)<120s
General Parameters

Power Supply Voltage

12~36VDC/24VAC+20%

Output Signal

Isolation/non-isolated RS485

Work Environment

0~50℃ & 0~95%RH(no condensation)
Storage Temperature-20~60℃ & 0~95%RH (no condensation)
Display and ButtonsIndoor type can be optional

LED pilot lamp

Indoor type can be optional

Light indicate: Green: good air quality; Yellow: air quality is generally; Red: poor air quality

Levels of ProtectionIP30
Way to InstallIndoortype, Top-suction type
Case MaterialIndoor type: PC        Top-suction type: ABS
WeightIndoor type: 148g    Top-suction type: 235g

Note: When using 24VAC as the power supply, it need be an isolated power supply.

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Features of Air Quality Transmitter LFG60

  • Built-in high-precision sensor, stable measure of air quality; 

  • To simultaneously detect and display multiple air quality parameters to meet more demands, including temperature and humidity, CO2, PM2.5, PM10, VOC, and formaldehyde; 

  • 3-color LED indicator light can visually show air quality situation, optional turn-off; 

  • Perfect overvoltage and reverse connection protection, long-term reliability; 

  • Optional isolated/non-isolated RS485 output; 

  • Indoor or top suction installation, convenient application of different scenarios.


Applications of Air Quality Transmitter LFG60

The product has wide power supply range and perfect overvoltage and reverse connection protection; it can be widely used in multi-parameter air quality monitoring in various commercial complexes, intelligent building, office environment hotels, airports and schools.

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