I. Basic Equipment Information
The equipment verified on-site is a combustible gas detector produced by Skysaglee, equipped with an audible and visual alarm unit. Specific parameters are as follows:
Model: Skysaglee (Specialized for Methane Detection)
Core Function: Real-time monitoring of combustible gas concentration from pipeline leaks, triggering threshold alarms.
Protection Rating: Ex Explosion-Proof Type (Complies with GB3836.1-2010 Explosion-Proof Standard)
Supporting Equipment: Integrated red audible and visual alarm (Alarm decibel level ≥95dB)

II. Equipment Operational Status
Real-time Data: The on-site equipment display shows the current reading as 0.0% LEL (Lower Explosive Limit). Equipment operating parameters (voltage, sensor status) are normal, with no error codes.
Alarm Function: On-site simulation testing (remotely triggering a warning signal) confirmed that the audible and visual alarm activates normally (red light flashing + high-decibel buzzer), simultaneously transmitting alarm data to the central control system.
Equipment Condition: The equipment housing shows no deformation, cable entry seals are intact. The sensor calibration record indicates the last calibration date was September 12, 2025 (complying with the standard requiring calibration once every six months or one year).
III. On-site Environment Suitability
The equipment is deployed within an explosion-proof box in the pipe gallery, and its environmental suitability meets requirements:
The explosion-proof box provides dust-proof and splash-proof functions, protecting against plant area dust and daily spray/washdown operations.
The installation position is only 0.8 meters from the pipeline interface, placing it within the core monitoring zone for leak dispersion, with a response delay of ≤2 seconds.
The equipment's operating temperature range covers the site's extreme conditions from -15°C (winter) to 40°C (summer).
IV. Risk Notifications and Recommendations
Potential Risk: Recent welding operations in the pipe gallery area necessitate preventing welding spatter from damaging the equipment housing's seal.
Maintenance Recommendations:
Conduct a visual inspection monthly (focusing on cable entries and the sensor breathable membrane).
Emergency Requirement: Upon equipment alarm, the pipeline emergency shutdown procedure must be activated immediately, while simultaneously evacuating personnel within a 5-meter radius.
I. Basic Equipment Information
The equipment verified on-site is a combustible gas detector produced by Skysaglee, equipped with an audible and visual alarm unit. Specific parameters are as follows:
Model: Skysaglee (Specialized for Methane Detection)
Core Function: Real-time monitoring of combustible gas concentration from pipeline leaks, triggering threshold alarms.
Protection Rating: Ex Explosion-Proof Type (Complies with GB3836.1-2010 Explosion-Proof Standard)
Supporting Equipment: Integrated red audible and visual alarm (Alarm decibel level ≥95dB)

II. Equipment Operational Status
Real-time Data: The on-site equipment display shows the current reading as 0.0% LEL (Lower Explosive Limit). Equipment operating parameters (voltage, sensor status) are normal, with no error codes.
Alarm Function: On-site simulation testing (remotely triggering a warning signal) confirmed that the audible and visual alarm activates normally (red light flashing + high-decibel buzzer), simultaneously transmitting alarm data to the central control system.
Equipment Condition: The equipment housing shows no deformation, cable entry seals are intact. The sensor calibration record indicates the last calibration date was September 12, 2025 (complying with the standard requiring calibration once every six months or one year).
III. On-site Environment Suitability
The equipment is deployed within an explosion-proof box in the pipe gallery, and its environmental suitability meets requirements:
The explosion-proof box provides dust-proof and splash-proof functions, protecting against plant area dust and daily spray/washdown operations.
The installation position is only 0.8 meters from the pipeline interface, placing it within the core monitoring zone for leak dispersion, with a response delay of ≤2 seconds.
The equipment's operating temperature range covers the site's extreme conditions from -15°C (winter) to 40°C (summer).
IV. Risk Notifications and Recommendations
Potential Risk: Recent welding operations in the pipe gallery area necessitate preventing welding spatter from damaging the equipment housing's seal.
Maintenance Recommendations:
Conduct a visual inspection monthly (focusing on cable entries and the sensor breathable membrane).
Emergency Requirement: Upon equipment alarm, the pipeline emergency shutdown procedure must be activated immediately, while simultaneously evacuating personnel within a 5-meter radius.
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