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Landtec Portable Methane Detector: SEM5000

With patented LASER technology, the SEM5000 Portable Methane Detector is the ideal instrument for surface emissions monitoring, reporting and detecting potential leaks at wellheads and surface penetrations. The SEM5000 is selective, specifically to methane and is able to detect methane emissions from 0.5 ppm to 100% concentration.
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Product Description
Specification
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Product Description
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With patented LASER technology, the SEM5000 Portable Methane Detector is the ideal instrument for surface emissions monitoring, reporting and detecting potential leaks at wellheads and surface penetrations. The SEM5000 is selective, specifically to methane and is able to detect methane emissions from 0.5 ppm to 100% concentration.

Key Specifications
  • Specific to methane
  • Wide measurement range (0.5 ppm to 100% concentration
  • Rapid response (<2 seconds)
  • Proprietary SEMSoft software
  • Internal GPS and Bluetooth
  • Meets EPA Method 21 Requirements
  • ATEX certified (Zone 1)
  • Lightweight and ergonomic design
  • Hot swap battery
  • Biennial calibration
  • Three Year Warranty
Benefits
  • No cross-gas or false readings
  • No additional devices required
  • Accurate reporting which meets and maintains compliance requirements
  • Highly accurate with no flame and no external hydrogen required for operation
  • Lightweight design weighs half as much as competitive technologies
  • Easy to use, with hands-free operation
  • Multiple reporting functions
Specification
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Key Specifications
  • Target Gas: Methane (CH4)
  • Detection Method: Tunable Diode Laser Absorption Spectroscopy
  • Measurement Range: 0.5ppm to 100% by volume
  • Instrument Resolution: 0.1 ppm (0-100 ppm); 1 ppm (101-1,000 ppm); 5 ppm (1,001 - 5,000 ppm); 10 ppm (5,001 - 10,000 ppm)
  • Pump Flow Rate: 0.6 to 1 l/m continuous
  • Sampling Probe OD: 4 mm
  • Intrinsic Safety: ATEX Zone 1 EX II 2 G Ex ib op is IIB T3 Gb; Tamb -22 to 122F (-30C to +50C)
  • Response Time: T90 = 2.5 sec; T90 = 3.5 sec (w/probe)
  • GPS Accuracy: 6.5 to 13 feet (2 to 4 meters)
  • Power Supply: Lithium Ion Rechargeable Battery Pack (3.7V, 4000mA/h)
  • Battery Charge Life: 10 hours at 68F(20C) with backlight; 8 hours at extreme ambient temperatures
  • Temperature Range: -13 to 122F (-25 to 50C)
  • Warm-up Time: 30 to 60 seconds
  • Weight: 3.5 lb (1.6 kg)
  • Enclosure Protection Level: IP65 / NEMA 4
  • Factory Calibration Requirement: 2 years
  • Field Calibration: Daily (meets Method 21, sections 7.0, 8.0)
  • Three Year Warranty
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ATEX Zone 1 EX II 2 G Ex ib op is IIB T3 Gb

SEM5000 Surface Emissions Monitor for Landfill Compliance

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