APCA-370

環境二氧化碳監測儀

APCA-370 是一款持續監測環境空氣中二氧化碳的設備。它採用交叉調製型非色散紅外線（NDIR）吸收方法。此方法對樣品氣體和參考氣體均採用一個範圍和一個光源，可實現精確測量而不產生零漂移。由於測量精確、連續監測長期穩定且維護要求低，此方法已成為監測大氣污染的首選方法。

事業部: Process And Environmental

產品分類: Ambient

製造商: HORIBA, Ltd.

Base product: AP-370系列

長期高精度和準確度
透過錯流調製和紅外線吸收技術的結合
實現極低的漂移
無需光學對準調整
HORIBA 獨特的內部參考氣體淨化器*，可產生不含二氧化碳的零氣並提高分析儀性能

_{* U.S. Patent No. 9962647}

Model	Ambient CO₂ Monitor
Measurement target	Carbon dioxide (CO₂) in ambient air
Measuring principle	Cross modulation type non-dispersive infrared absorption method
Range	0 ppm to 500/1000 ppm
Minimum detection sensitivity	0.5 ppm (2σ)
Reproducibility (repeating accuracy)	±1.0% of the full scale
Linearity (readout error)	±2.0%
Zero drift*	±0.1 ppm/day ±2.0 ppm/week
Span drift*	±2.0% of the full scale/day ±3.0% of the full scale/week
Response rate	60 sec or shorter (T₉₀ from the inlet)
Sample collection rate	Approximately 0.7 L/min
Display	Measured value, alarm, time, alarm history, calibration history, etc.
Alarms	Zero calibration, span calibration, etc.

_*環境溫度變化：5℃以內

HORIBA offers customer oriented tailor-made system solutions with its state-of-the-art analytical technologies and more than 50 years experience in ambient air market. As your true partner in environmental preservation, we deliver air quality monitoring, indoor air quality monitoring , clean room airborne molecular contamination monitoring , quality control and stationary emission monitoring by diluted stack gas monitoring.

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