联系电话: Model202臭氧分析仪设计用来测量大气中的臭氧浓度,范围从1.5v 到100 ppmv,该仪器使用了已标准的紫外吸收技术@254 nm。仪器具有高的精度,小巧的体积和低功耗。是许多远程现场监测和城市网络监测应用的理想工具;也是科学试验、实验研究和工艺监测的理想选择。应用&bull远程监控网络&bull气球和飞行器携带测量&bull城市网络监控&bull个体暴露量测量和工作场所监测&bull工业工艺应用技术规格测量原理:254 nm紫外吸收技术量程:1.5v到100 ppmv ;三挡量程自动换挡:0~999.9ppb;1000~9,999ppb和10,000~99,999ppbv,显示单位:ppb,分辨率可达0.1ppbv精度和准确度:2%测量间隙:10 秒(平均选项:10s,1 min,5 min,1 hr)流量:约1 l/min数据储存:20480行(每10s 储存一个数据平均可达2.4 天,每5 分钟可达2.4 月;每小时则2.4年)数据输出:RS-232,0-2.5V DC 模拟,LCD显示数据输入:3 通道,0-2.5 V DC电源:12 V DC,4.0 W尺寸:9 cm x 21 cm x 29 cm重量:2.1kg- 仅0.7 kg联系电话: The 2B Technologies Model 202 Ozone Monitor&trade is designed to enable accurate and precise measurements of ozone ranging from low(precision of ~1) up to 100,000(0-100 ppm) based on the well established technique of absorption of UV light at 254 nm.The Model 202 Ozone Monitor&trade is light weight (4.7 lb., 2.1 kg.) and has a low power consumption (12V DC, 0.33 amp, 4.0 Watt) relative to conventional instruments and is therefore well suited for applicatiouch as:Vertical profiling using balloons, kites, RPVs and light aircraft where space and weight are highly limitedLong-term monitoring at remote locations where power is highly limitedUrban arrays of ground-based detectorsPersonal exposure monitoring for studies of health effects of air pollutantsEnvironmental health and safety monitoringLaboratory studies of the effects of ozone exposure on materials and organismsThe Model 202 has been designated by the EPA as a Federal Equivalent MethodOptionsFlash Card Memory for virtually unlimited, portable data storageGPS for continuous logging of latitude, longitude and altitudeRechargeable metal hydride battery provides 12 hr of continuous operationExternal particle filterSerial-to-USB adapterRotary vane air pump for low temperature and quiet operationExternal air pump for long pump lifeSystem IncludesModel 202 Ozone MonitorAC Power Adapter (100-240 VAC to 12 VDC) with Country-Specific PlugCigarette Lighter Adapter Battery Wire ConnectorZeroing CartridgeOperation Manual on CDCalibration Data and NIST-Traceable Calibration CertificateInstrument Birth CertificateOne Year WarrantySpecificationsMeasurement PrincipleUV Absorption at 254 nmLinear Dynamic Range1.5to 250 ppmResolution0.1Precision (1&sigma rms noise)Greater of 1.5or 2% of readingAccuracyGreater of 1.5or 2% of readingLimit of Detection (2&sigma )3.0NIST-Traceable CalibrationYesMeasurement Interval10 s (Data averaging options: 10 s, 1 min, 5 min, 1 hr)Flow Rate (nominal)~1 Liter/minFlow Rate Requirement0.6 L/minBaseline DriftSensitivity DriftMeasurement Time, Frequency10 s, 0.1 HzResponse Time, 100% of Step Change20 s, 2 pointsAveraging Times10 s, 1 min, 5 min, 1 hrData Storage14,336 lines (10 s avg. = 1.4 days 5 min avg = 1.4 mo.)Ozone Unitsppb, ppm, pphm, µ g m-3, mg m-3Pressure Unitsmbar, torrTemperature Units° C, KT and P CorrectedYesOperating Temperature Range0 to 50 ° C -20 to 50 ° C with low temperature modifications (rotary vane pump and lamp heater)Operating Altitude Range~0-30 km (~30-1000 mbar)Power Requirement Supplied by battery or 110/220 VAC Power Pack12 V dc or 120/240 V ac, 335 mA, 4.0 watt (2.9 watt with cell heater unplugged)Size3.5 x 8.5 x 11 inches (9 x 21 x 29 cm)Weight4.7 lb (2.1 kg) 1.6 lb (0.7 kg) without instrument caseData Logger Capacity14,336 lines (10 s avg. = 1.4 days 1 min avg = 10 days 5 min avg = 1.4 mo 1 hr avg = 1.6 yrAnalog Inputs for Internal Logging of Other Instruments3 Analog Inputs, 0-2.5 V For example could log external T, P and RHData OutputsRS232, 0-2.5 V Analog, LCD Display External USB Converter: (Optional 4-20 mA Current request quote)Data Transfer Baud Rates1200, 2400, 4800, 19200Output RangesUser Defined Scaling Factor in MenuDewLine&trade YesBackup Air PumpYesFlow MeterYesOptionsGPS, Flash Card Memory, 4-20 mA Current Output Lamp Heater Rotary Vane Air Pump Long-Life External Air Pump Rack Mount CaseUpgradable to Model 205 Dual BeamYes 联系电话:
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