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TRACE-GAS - Model LAS CH2O -Laser Absorption Spectroscopy Gas Analyzer
The TRACE-GAS CH2O analyzer combines reliability, fast response and ease of use in one instrument. Designed for calibration-free and direct measurement of formaldehyde (CH2O).
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- no cross sensitivities
- no calibration required
- selective, continuous real-time measurement
- spectral correlation check
- no formation of condensate
- no consumables
- no additional components (ready-to-use)
- purely physical measuring principle required
- Stationary (test chambers) + transportable measurement (battery operation)
- Monitoring of outgassing from indoor building products
- Formaldehyde measurement in exhaust gas from gas engines/turbines
- Online concentration measurement for process control (continuous measurement)
- Concentration monitoring at the workplace
- Indoor air monitoring
- Fence-line monitoring
- Emission monitoring of wood products
- Emission measurement of vehicles
- Ambient temperature : 10 - 35 °C
- Ambient pressure : 800-1100 mbar
- Gas flow : < 0,8 l/min
- Communication : Modbus TCP/IP + analog output 4 - 20 mA
- Dimensions (L x W x H) : 567 x 485 x 221 mm, 19" housing
- Weight : approx. 19 kg
- Supply voltage : 100 - 240 V AC/50 - 60 Hz
- Measuring range (FS) : 0 - 10 ppm
- Limit of detection (LOD) 1 : ≤ 5 ppb (2σ)
- Response time (t10-t90) 2 : ≤ 30 s
- Linearity (greater of) : ≤ ± 0,5 ppm or ± 1 % of measured value
- Zero drift : ≤ 50 ppb in 8 h
- Span drift : ≤ ± 1 % FS in 8 h