美国2B Model 202紫外吸收法臭氧分析仪-臭氧分析仪

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美国2B Model 202紫外吸收法臭氧分析仪

北京中清国投环保科技有限公司品质一站式采购美国2B Model 202 紫外法臭氧分析仪大量现货供应！咨询！

美国2B Model202紫外吸收法高精度臭氧分析仪（1.5ppb-250ppm）

美国2B Model 202紫外吸收法臭氧分析仪简介：

美国2B公司的Model 202臭氧分析仪基于成熟的紫外吸收技术@254nm，使测量更加精确，测量范围1ppb至100,000ppb(0-100 ppm) 。相对常规仪器，Model 202臭氧分析仪重量轻（2.1 kg），能耗低(12V DC， 0.33 amp，4.0 Watt)，因此适合应用于如下场合：

高空测量垂直分布、遥控飞行器RPVS及轻型飞机等场合，在那里对空间及重量有严格限制。
需长期检测的偏远地区，用电受严格限制。
市区地面基站探测网
个人暴露测量，用于环境污染对健康影响的研究
环境健康及安全监测
实验室研究，研究材料和组织暴露于臭氧的影响

The 2B Technologies Model 202 Ozone Monitor? is designed to enable accurate and precise measurements of ozone ranging from low ppb (precision of ~1 ppb) up to 250,000 ppb (0-250 ppm) based on the well-established technique of absorption of UV light at 254 nm. The Model 202 Ozone Monitor? is lightweight (4.7 lb., 2.1 kg.) and has a low power consumption (12V DC, 0.33 amp, 5 watt) relative to conventional instruments and is therefore well suited for applications such as:

Vertical profiling using balloons, kites, RPVs and light aircraft where space and weight are highly limited
Long-term monitoring at remote locations where power is highly limited
Urban arrays of ground-based detectors
Personal exposure monitoring for studies of health effects of air pollutants
Environmental health and safety monitoring
Laboratory studies of the effects of ozone exposure on materials and organisms

特点：

Model 202臭氧分析仪被EPA认定为等效测量方法（Federal Equivalent Method /FEM：EQOA-0410-190）。作为的FEM，该仪器可广泛用于各个州和其它检测机构，遵循大气质量监督40 CFR 58 节，符合洁净空气法则检测标准。

车载电源适配器可用于运动中/野外大气化学研究
可输入三个模拟信号用于科学研究
温度、湿度和海拔高度修正(海拔升高1000米产生的误差高达14%!)，随时随地确保
读数精确；Dew-Line湿度修正技术克服了传统紫外臭氧分析仪的限制，使得湿度
对臭氧测量的干扰从高达近百个ppb降低到可以接受的几个ppb的水平

技术参数

检测原理	254nm的紫外吸收技术
检测范围	1.5 ppb to 250 ppm;
精度	0.1ppb
误差(1σ; rms noise)	1.5ppb或者读数的2%
临界值	3.0 ppb
NIST可追踪校准	有
测量区间	10秒（平均数据选项：10秒，1分钟，5分钟，1小时）
流量	1升/分钟
流量需求	> 0.6升/分钟
基线漂移	<2 ppb/天 <5 ppb/年
灵敏度漂移	<1%/天 <3%/年
测量时间，频率	10秒，0.1赫兹
响应时间	20秒
平均时间	10秒，1分钟，5分钟，1小时
数据存储	14,336 lines (10 s avg. = 1.4 days; 5 min avg = 1.4 mo.)
臭氧单位	ppb的，ppm时，pphm，微克米-3米-3毫克
重量	4.7磅（2.1公斤）;1.6磅（0.7公斤）

标准配置
·臭氧监测Model202主机
·交流电源适配器（100-240 VAC至12伏直流电具体国家的插头）
·蓄电池导线连接器
·归零墨盒
·操作手册光盘
·校准数据和NIST可追踪校准证书
·仪器出生证明书
·一年保修

Specifications

Measurement Principle	UV Absorption at 254 nm
Federal Equivalent Method (FEM)	Yes, EQOA-0410-190
Linear Dynamic Range	0 to 250 ppm
Resolution	0.1 ppb
Precision (1σ; rms noise)	Greater of 1.5 ppb or 2% of reading
Accuracy	Greater of 1.5 ppb or 2% of reading
Limit of Detection (2σ)	3.0 ppb
NIST-Traceable Calibration	Yes
Measurement Interval	10 s (Data averaging options: 1 min, 5 min, 1 hr)
Flow Rate (nominal)	~1 Liter/min
Flow Rate Requirement	>0.6 L/min
Baseline Drift	<2 ppb/day <5 ppb/year
Sensitivity Drift	<1%/day <3%/year
Measurement Time, Frequency	10 s, 0.1 Hz
*Response Time, of Step Change**	20 s, 2 points
Averaging Times	1 min, 5 min, 1 hr
Internal Data Logger Capacity	16,383 lines (10-s meas. = 1.9 days; 1-min avg = 11 days; 5-min avg = 1.9 mo; 1-hr avg = 1.9 yr)
SD Card Logger Capacity	Minimum 2 GB (> 5-year capacity for 10-s measurement mode)
Ozone Units	ppb, ppm, pphm, ?g m-3, mg m-3
Pressure Units	mbar, torr
Temperature Units	°C, K
T and P Corrected	Yes
Operating Temperature Range	0 to 50 °C standard; optional -20 to 50 °C with low temperature modifications (pump and lamp heater cold-weather package)
Operating Altitude Range	~0-13.5 km (150-1,013 mbar) standard; optional ~0-25 km (30-1,013 mbar) with upgraded pressure sensor
Power Requirement; Supplied by battery or 110/220 VAC Power Pack	12 V dc or 120/240 V ac, 470 mA, 5 watt (4 watt with cell heater unplugged)
Size	3.5 x 8.5 x 11 inches (9 x 21 x 29 cm)
Weight	5.3 lb (2.4 kg); 2.6 lb (1.2 kg) without instrument case
Analog Inputs for Internal Logging of Other Instruments	3 Analog Inputs, 0-2.5 V; For example could log external T, P and RH
Data Outputs	RS232, 0-2.5 V Analog, LCD Display: (Optional 4-20 mA Current, External USB Converter; request quote)
Data Transfer Baud Rates	2400, 4800, 19200
Output Ranges	User-Defined Scaling Factor in Menu
DewLine?	Yes
Backup Air Pump	Yes
Flow Meter	Yes
Options	Battery; External Particle Filter; Serial-to-USB Converter; GPS; Bluetooth; 4-20 mA Current Output; Cold-Weather Package (pump, lamp heater); High-Altitude Upgrade; Long-Life Internal Air Pump; Rack-Mount Case Configuration
Upgradable to Model 205 Dual Beam	Yes