Specifications
SKU: ERANNTEX Online Combustible Gas Detection Alarm
The Eranntex GTYQ-MIC-600-Ex-A Online Combustible Gas Detection Alarm features an intrinsically safe circuit design and explosion-proof certification. It also boasts Class II lightning protection and anti-static capabilities (exceeding national standards), and is resistant to high-intensity pulse surge currents, ensuring high reliability and stability. Its reverse polarity protection prevents damage from any reverse polarity. The product complies with EMI and EMC standards, has passed national standard testing, and has received CMC measuring instrument approval. Implementation standards include GB15322.1-2003, GB 3836.1-2010, GB 3836.2-2010, and GB 3836.4-2010. It supports standard RS485 (RTU) bus and 4-20mA standard signal outputs, along with three relay outputs and on-site audible and visual alarms. It offers optional frequency output (200-1000Hz), Hart protocol signaling, 1-5V output, or wireless transmission (2-5 km or unlimited distance).
Eranntex GTYQ-MIC-600-Ex-A Online Combustible Gas Detection Alarm Features:
● Remote real-time monitoring via wired or wireless connection, with data uploaded to a mobile phone or transmitted via a local area network or the internet to the Environmental Protection Agency, other monitoring centers, monitoring equipment, or monitoring computers. On-site concentrations can be monitored in real time using free host computer software or a gas alarm controller.
● Compatible with various secondary meters, data acquisition modules, PLCs, and DCS systems, it can directly drive solenoid valves, fans, alarms, and other devices, as well as high-power devices via intermediate relays. The optional MIC2000 controller can simultaneously monitor up to 1,000 detectors.
● Large-capacity data storage allows for recording real-time concentration values, temperature and humidity, or simply alarm values and times. Local or SD card storage is supported. The standard local storage capacity is 100,000 records. Please specify when ordering for a larger capacity. SD card storage capacity is customizable. Data can be exported and analyzed using free PC software. Data can be viewed and deleted locally, and can be set to automatically overwrite or not overwrite data when insufficient storage capacity is reached, as well as automatically stop recording.
● A standard infrared remote control allows for operations in hazardous locations without opening the cover, such as modifying alarm points, calibrating concentrations, zeroing, silencing, restoring factory settings, entering menus, viewing records, and calibrating 4mA and 20mA outputs (this function is required to calibrate other data acquisition devices).
● A selectable Chinese and English interface is available, with the default Chinese interface. Gas concentration units can be freely switched. Molecular weight input is not required for conventional gases, but is automatically calculated and switched for special gases upon molecular weight input. Selectable units include PPM, mg/m³, Vol%, LEL%, PPHM, ppb, and mg/L.
● A 2.5-inch high-definition color screen (LCM) displays real-time concentration, time, temperature, humidity, storage status, and other information. It can simultaneously monitor 4-6 gas concentrations, temperature, and humidity. The menu interface uses high-definition, realistic icons to display the function names of each menu, and provides concise instructions in Chinese or English. ● Three switchable display modes: simultaneous display of multiple gas concentrations, large-font, looped display of single-channel gas concentrations, and real-time curves. Channels can be automatically or manually cycled between. Display of maximum and minimum values, gas names, and historical curves can be set.
● Automatic zero tracking prevents drift, temperature compensation, and multi-level calibration ensure compliance with both national standards and local and provincial metrology bureau standards.
● Data recovery and automatic detection and prevention of concentration calibration errors prevent defects caused by improper operation. ● Features include calibration logs, maintenance logs, troubleshooting solutions, sensor life expiration reminders, and reminders for the next concentration calibration.
Eranntex GTYQ-MIC-600-Ex-A Online Combustible Gas Detection Alarm Specifications:
Detected gases: Methane and other combustible gases (Ex); Optional: Simultaneous detection of up to 4-6 gas concentrations, temperature, and humidity.
Detection principle: Catalytic combustion, optional infrared, depending on gas type, range, site environment, and user needs.
Sensor life: 3 years for catalytic combustion, 5-10 years for infrared.
Detection range: 0-100% LEL; other ranges available on request.
Resolution: 0.1% LEL (0-100% LEL).
Temperature detection: -40°C to +120°C (optional); Humidity detection: 0-100% RH. (Optional), Resolution: Temperature 0.1°C, Humidity: 1%RH
Detection Accuracy: ≤±2% F.S. (2% within full range), Temperature 0.5°C, Humidity: 3%RH. Higher accuracy available on request.
Detection Methods: Fixed installation, online detection, diffusion measurement, available in-line (M45 x 1.5 external thread), flow-through, and pump-type.
Mounting Methods: In-line, wall-mount. The operating pressure for pipeline models is atmospheric pressure ±30%. Pressure reduction is required if the pressure exceeds this range.
Response Time: T90 ≤ 20 seconds
Recovery Time: ≤ 30 seconds
Output Signal: RS485 bus (RTU), three-wire (four-wire) 4-20mA, optional 0-20mA, 1-5V, 0-5V, 0-10V, wireless transmission
Alarm Method: Local audible and visual alarm (optional), default 1-way, optional 3-way passive contact (dry contact) output, three-level alarm, configurable alarm points
Operating Environment: -40°C to +70°C
Sample Gas Temperature: -40°C to +70°C (typical), optional: -40°C to +400°C, -40°C to +800°C (maximum 1300°C)
Relative Humidity: ≤10-95% RH (typical), non-condensing, optional: 10-99% RH For use in high-temperature and high-humidity environments. Please specify when ordering. Requires a pre-treatment system.
Operating Voltage: 12-30V DC (DC; standard power supply for a single device is 24V, 1A or greater DC switching power supply).
Power Supply Reference: A 24V, 2.1A switching power supply can operate 40 toxic gas detectors or 15 flammable and infrared gas detectors.
Explosion-Proof: Flameproof Exd II CT6.
Connecting Cable: 4-20mA, three-core shielded cable; RS485, four-core. For distances exceeding 1000m, single wire diameter ≥ 1.5mm; shield connected to ground.
Electrical Connector: 3/4" NPT, optional M20x1.5 female thread, 1/2" NPT available.
Ingress Protection: IP66. Protected against water splashes and short-term rain exposure. For extended exposure, a rain cover or housing without a display must be selected, or specify when ordering.
Dimensions: 210×170×85mm.
Weight: 150g Weight: 1.8 kg
Optional Accessories: Wall mounting bracket, pipe mounting bracket (four-way and six-way pipes), DN50 flange pipe mounting or stainless steel threaded weld socket (pipe size must be specified, e.g., DN50, DN15, etc.), normal temperature and high humidity pretreatment system, high temperature and high humidity pretreatment system, high temperature and high dust pretreatment system, pressure reducing valve, flow meter, temperature and humidity measurement, large-capacity SD memory card, rain cover, 24VDC or 220AC sampling pump (sampling distance 10 meters), vacuum pump (sampling distance greater than 40 meters), 24V switching power supply.
Required accessories for computer monitoring: Free host computer software, RS485/RS232 converter, USB/RS232 conversion cable for laptops without RS232 ports, TCP/IP converter for network transmission.
Applications: Petroleum, chemical, pharmaceutical, environmental protection, flue gas analysis, air treatment, and other applications requiring fixed installation and online gas concentration monitoring.
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