ERANNTEX Built-in pump-suction combustible gas detector
Brand: ERANNTEX
Specifications
SKU: ERANNTEX Built-in pump-suction combustible gas detector

The Eranntex GTYQ-MIC-600-L built-in pump-suction combustible gas detector is waterproof, dustproof, explosion-proof, vibration-proof, and corrosion-resistant. It adopts an intrinsically safe design, is resistant to static electricity and electromagnetic interference, and has an IP68 protection rating. Its ultra-low-power battery-operated design provides a standby time of over five years, and its sealed and waterproof structure completely prevents water damage. It features a built-in pump-suction measurement (optional diffusion method) with data storage. Alarm levels are programmable, including low, high, interval, and weighted average alarms. It supports GPRS/4G/NB-IOT/LoRa/Bluetooth wireless communication and can be connected to liquid level sensors for intelligent switching and submersion alarms. Integrated GPS/Beidou positioning supports motion and tilt alarms, as well as location tracking. It features a battery level indicator and pump blockage detection, with intelligent switching to prevent gas line blockage. High-precision temperature and humidity measurement are optional. It supports simultaneous detection of one to six gases in units selectable from PPM, mg/m³, Vol%, and LEL%, with customizable features. It also offers automatic zero tracking and multi-level calibration at target points.
GTYQ-MIC-600-L Built-in pump-suction combustible gas detector Technical Parameters:
|
Parameter |
Specification |
|
Detected Gas |
Combustible gas; Optional: Oxygen, Toxic gases, CO2, etc. Expandable to 6 gases freely combined. |
|
Detection Range |
0~100% LEL, 20%, 50%, 100% Vol optional; Other ranges customizable. |
|
Resolution |
0.1% LEL, 0.01% VOL |
|
Detection Principle |
CH4: Laser TDLAS; Toxic gases & O2: Electrochemical; CO2: Infrared. |
|
Detection Frequency |
Configurable; Standard: Once every 30 minutes. |
|
Permissible Error |
≤ ±3% F.S (Other accuracies customizable) |
|
Linearity |
≤ ±2% |
|
Repeatability |
≤ ±2% |
|
Uncertainty |
≤ ±2% |
|
Response Time (T90) |
≤ 20 seconds |
|
Recovery Time |
≤ 20 seconds |
|
Operating Environment |
Temp: -20℃ ~ +70℃; Humidity: 0~99% RH |
|
Temp/Humidity Measurement |
Optional: Temp -40℃~+70℃; Humidity 0~100% RH |
|
Power Supply |
High-capacity rechargeable 4.2V polymer lithium battery; Optional: 3.6V lithium thionyl chloride battery. |
|
Detection Method |
Built-in pump suction |
|
Communication Interface |
GPRS/4G/NB-IoT/LoRa/Bluetooth, etc. |
|
Communication Frequency |
Configurable; Normal data: Upload once every 24 hours; Abnormal data: Upload once per minute. |
|
Data Storage |
High-capacity data storage |
|
Protection Rating |
IP68 |
|
Explosion-Proof Type |
Intrinsic Safety Type "i" |
|
Compliance Standards |
GB/T 3836.1—2021 "Electrical Apparatus for Explosive Gas Atmospheres Part 1: General Requirements"<br>GB/T 3836.4—2021 "Electrical Apparatus for Explosive Gas Atmospheres Part 4: Intrinsic Safety 'i'"<br>GB/T 50493-2019 "Design Standard for Combustible Gas and Toxic Gas Detection and Alarm in Petrochemical Industry"<br>GB 15322.1-2019 "Combustible Gas Detectors Part 1: Point Type Combustible Gas Detectors for Industrial and Commercial Use" |
|
Dimensions |
Outer Diameter: 180mm |
|
Weight |
3 kg (Slight variations depending on gas combination) |
|
Standard Accessories |
User Manual, Certificate of Conformity, Warranty Card |
|
Other Functions |
Supports liquid level detection, pump blockage detection, anti-theft alarm, displacement alarm, tilt alarm, etc. |
GTYQ-MIC-600-L Installation Diagram

Application Scenarios and Monitoring Principles
The monitoring device is primarily used in urban pipe networks, confined spaces, sewage pipes, valve wells, septic tanks, and other locations. The device collects sensor data and contact signals onto the mainboard. After processing and packaging, the data is transmitted to the monitoring center via a GPRS/4G/NB-IOT wireless module. When abnormal monitoring values occur, the monitoring device immediately uploads an alarm message.

System Network Topology Diagram
The system consists of front-end monitoring equipment, a transmission network, and a back-end emergency management platform, enabling online real-time monitoring. Users can access monitoring center data using mobile devices or computers.
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