XT-TDLScan200
Examples of Gas Detection:
  • Methane
Simplified Manual
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Quality Assurance & Certifications

Technical Parameter

Technical Specifications Parameter Details
Detection principle TDLAS
Gas detection CH4
Detection method  Open-path
Detection scope 0LEL·m~1LEL·m,0LEL·m~5LEL·m
Resolving power 0.01LEL·m
Accuracy ±5%F.S
Detection distance 5-30m (near), 30-60m (medium), 60-100m (far)
Response time T90≤3s
Sensor lifespan ≥10years
Display method LED digital display, LED indication
Alarm method LED optical alarm; configurable explosion-proof audible and visual alarm (optional)
Alarm value Low alarm: 0.5 LEL·m, High alarm: 0.75 LEL·m (0~1 LEL·m)
Low alarm: 1 LEL·m, High alarm: 2 LEL·m (0~5 LEL·m)
Adjustment method Infrared remote control
Source 24V DC(15~32V DC)
Power dissipation TX<10W(MAX),RX<8W(MAX)
TX<10W(MAX),RX<8W(MAX)
Ambient temperature  -40℃ ~ +70℃
Relative humidity  0~99% RH / no condensation
Output signal 4~20mA (three-wire)
4~20mA + HART (optional)
RS485 Modbus (four-wire)
Three relay switch outputs (2A 30V DC)
24V DC output (for driving audible and visual alarm)
4G/5G/NB-IoT/LoRa wireless communication (optional)
Electrical interface Three interfaces, M25×1.5, NPT3/4″(F), NPT1/2″(F)
External dimensions 253.6mmx101mmx151mm(LxWxH)
Weight 6.380KG(TX); 6.430KG(RX)
Shell material SS316
Explosion proof signs Ex db IIC T6 Gb
Ex tb ⅢC T80℃ Db
Protection level IP68

Product Features

– TDLAS (Tunable Diode Laser Absorption Spectroscopy) technology, open-path beam measurement, large coverage area

– Optical sensing principle, short response time, high detection accuracy, long service life

– Precise laser wavelength matching, excellent gas selectivity, resistant to cross-interference from other gases

– Intelligent laser wavelength scanning, intelligent zero-point locking, zero false alarms, maintenance-free

– Real-time optical path status monitoring, eliminates condensation and icing on optical lenses, optical path obstruction alert

– Built-in reference gas cell, real-time intelligent laser diagnostics, automatic calibration, high reliability

– Strong infrared laser penetration, normal operation in heavy rain, dense fog, dust, snow and ice environments

– LED displays on-site gas concentration, LED indicates working status, integrated audible and visual alarm

– Opposing visible laser alignment indicator, convenient for installation and optical alignment of transmitter and receiver

– Explosion-proof infrared remote control, on-site remote adjustment and calibration

Structure & Dimension Diagram

Detectable Gases

Gas Name CAS号 分子式 检测气体量程(Detection Range) 检测精度(Detection Accuracy) 响应时间(Response Time) 爆炸下限
浓度(V%)
Methane 74-82-8 CH₄ 0-50%LEL,50%LEL~100%LEL,0~100%LEL 1%LEL T90≤30s 5.00

Paid Components

标定气室
变送器表头

Video

Sample Video
Sample Video
Sample Video
Sample Video
Sample Video

Get in Touch

We will provide you with the most professional solution.

Address

301, 1401, 1501, 1601, Building C1, No. 459, Qiaokai Road, Fenghuang Community, Fenghuang Street, Guangming District, Shenzhen, China (518107) 

Email

sales@nuoan.com

Phone

+86 19928876242

Related Products

The products include gas sensors, gas detectors, gas alarm controllers and monitoring systems, gas analysis and pre-treatment systems,explosion-proof audio-visual alarm, flame detectors, and industrial HSE IoT.

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