因业务调整,暂不接受个人委托测试,望谅解(高校、研究所等性质的个人除外).

检测项目

1.温度适应性测试：工作温度范围-40°Cto70°C，存储温度-50°Cto85°C，温度变化率1°C/min，thermalcyclingfor10cycles.

2.湿度适应性测试：相对湿度10%to95%RH，非冷凝条件，循环测试24小时，湿度稳定性±3%RH.

3.振动测试：频率范围5-200Hz，加速度2g，持续时间2小时peraxis，sinusoidalandrandomvibration.

4.冲击测试：半正弦波冲击，峰值加速度50g，持续时间11ms，三个方向各三次，冲击响应谱分析.

5.电磁兼容性测试：辐射抗扰度10V/m，频率80MHzto1GHz，静电放电8kV接触，15kV空气，快速瞬变burst4kV.

6.响应时间测试：T90响应时间≤30秒for50ppm氨气，从零到满量程，测试气体浓度accuracy±2%.

7.精度测试：测量误差±5%ofreadingor±2ppm，取大值，在标准条件20°C,50%RH下验证.

8.零点漂移测试：24小时连续运行，零点漂移小于±2%FS，环境温度变化±5°C.

9.量程漂移测试：24小时连续运行，量程漂移小于±5%FS，使用标准气体100ppm氨气.

10.防护等级测试：IP65防护，防尘测试withtalcumpowder，防水喷淋水量12.5L/minfor3minutes.

11.长期稳定性测试：连续运行1000小时，性能变化在允许范围内，无故障，每隔100小时记录数据.

12.气体交叉敏感性测试：对常见干扰气体如二氧化碳1000ppm、硫化氢50ppm的响应小于5%ofammoniasignalat50ppm.

检测范围

1.固定式氨气体报警器：用于工业环境如化工厂，检测范围0-100ppm，输出4-20mA信号，wall-mountedinstallation.

2.便携式氨气体报警器：个人安全设备，检测范围0-50ppm，带声光报警，batteryoperatedfor8hourscontinuous.

3.壁挂式报警器：安装于墙壁，适用于室内空气质量监测，范围0-20ppm，LCDdisplayforreal-timereading.

4.吸顶式报警器：天花板安装，用于空间覆盖如仓库，检测范围0-30ppm，wirelesscommunicationcapability.

5.防爆型氨气体报警器：用于易燃易爆区域，符合ATEX或IECEx标准，范围0-100ppm，explosion-proofenclosure.

6.智能氨气体报警器：集成物联网，远程监控，数据记录，范围0-100ppm，EthernetorWiFiconnectivity.

7.多气体检测仪：包含氨传感器，同时检测多种气体如O2,CO,H2S，氨范围0-50ppm，pump-drivensampling.

8.农业用氨气体报警器：用于畜禽舍，检测氨气泄漏，范围0-25ppm，ruggeddesignforhighhumidityenvironments.

9.制冷行业用报警器：用于冷库和制冷系统，检测氨泄漏，范围0-1000ppm，lowtemperatureoperationdownto-40°C.

10.实验室用高精度报警器：科研用途，精度高，范围0-10ppm，分辨率0.1ppm，calibratedwithNISTtraceablegases.

11.车载氨气体报警器：用于运输氨气的车辆，监测泄漏，范围0-200ppm，vibrationresistantandDCpowersupply.

12.家用氨气体报警器：用于住宅，检测厨房或卫生间氨气，范围0-10ppm，compactsizeandeasyinstallation.

检测方法

国际标准：

ISO6145:Gasanalysis–Preparationofcalibrationgasmixturesforammoniadetection,accuracy±1%ofstatedconcentration.

IEC60079-0:Explosiveatmospheres–Part0:Equipment–Generalrequirementsforexplosivegasenvironments.

IEC60529:Degreesofprotectionprovidedbyenclosures(IPCode),testingfordustandwateringress.

ISO16750-3:Roadvehicles–Environmentalconditionsandtestingforelectricalandelectronicequipment–Part3:Mechanicalloads,includingvibrationandshock.

IEC61000-4-2:Electromagneticcompatibility(EMC)–Part4-2:Testingandmeasurementtechniques–Electrostaticdischargeimmunitytest,levelsupto15kV.

IEC61000-4-3:Electromagneticcompatibility(EMC)–Part4-3:Testingandmeasurementtechniques–Radiated,radio-frequency,electromagneticfieldimmunitytest,frequencyrange80MHzto6GHz.

ASTME741:JianCetestmethodfordeterminingairchangeinasinglezonebymeansofatracergas,adaptedforgasdetectorresponsetesting.

EN50104:Electricalapparatusforthedetectionandmeasurementofoxygenorothergases,generalperformancerequirements.

ISO13837:Roadvehicles–Safetyglazingmaterials–Methodforthedeterminationofresistancetoradiation,referencedforenvironmentaldurability.

IEC60068-2-1:Environmentaltesting–Part2-1:Tests–TestA:Cold,forlowtemperatureoperation.

IEC60068-2-2:Environmentaltesting–Part2-2:Tests–TestB:Dryheat,forhightemperatureoperation.

IEC60068-2-14:Environmentaltesting–Part2-14:Tests–TestN:Changeoftemperature,rapidtemperaturecycling.

IEC60068-2-30:Environmentaltesting–Part2-30:Tests–TestDb:Dampheat,cyclic,forhumidityresistance.

国家标准：

GB12358:Occupationalsafetygasdetectors–Generaltechnicalrequirements,includingaccuracyandresponsetime.

GB15322.1:Combustiblegasdetectors–Part1:Pointtypecombustiblegasdetectors,adaptedforammoniatoxicitydetection.

GB/T17626.2:Electromagneticcompatibilitytestingandmeasurementtechniques–Electrostaticdischargeimmunitytest,equivalenttoIEC61000-4-2.

GB/T17626.3:Electromagneticcompatibilitytestingandmeasurementtechniques–Radiated,radio-frequency,electromagneticfieldimmunitytest,equivalenttoIEC61000-4-3.

GB4208:外壳防护等级(IP代码),equivalenttoIEC60529,fordustandwaterprotectiontesting.

GB/T2423.1:Environmentaltestingforelectricandelectronicproducts–Part2:Testmethods–TestA:Cold,equivalenttoIEC60068-2-1.

GB/T2423.2:Environmentaltestingforelectricandelectronicproducts–Part2:Testmethods–TestB:Dryheat,equivalenttoIEC60068-2-2.

GB/T2423.4:Environmentaltestingforelectricandelectronicproducts–Part2:Testmethods–TestDb:Dampheat,cyclic,equivalenttoIEC60068-2-30.

GB/T2423.10:Environmentaltestingforelectricandelectronicproducts–Part2:Testmethods–TestFc:Vibration(sinusoidal),equivalenttoIEC60068-2-6.

GB/T2423.5:Environmentaltestingforelectricandelectronicproducts–Part2:Testmethods–TestEa:Shock,equivalenttoIEC60068-2-27.

GB30439.1:Safetyrequirementsforindustrialprocessmeasurementandcontrolequipment–Part1:Generalrequirements,foroverallsafetyandperformance.

检测设备

1.环境试验箱：型号ETC-1000，温度范围-70°Cto180°C，湿度控制10%to98%RH，用于温湿度适应性测试，uniformity±0.5°C.

2.振动试验台：型号VTB-200，频率范围5-2000Hz，最大加速度10g，用于机械振动测试，controlaccuracy±0.1g.

3.冲击试验机：型号ITM-50，峰值加速度100g，持续时间11ms，用于冲击测试，waveformcontrolsemi-sine.

4.电磁兼容性测试系统：型号EMC-3000，辐射抗扰度upto30V/m，静电放电upto30kV，用于EMC测试，compliantwithIECstandards.

5.气体校准装置：型号GCU-500，可生成精确氨气浓度，范围0-1000ppm，精度±1%，用于校准和响应时间测试，flowrate0.5-5L/min.

6.数据采集系统：型号DAS-800，多通道数据采集，采样率100kHz，用于记录测试数据，resolution16-bit.

7.防护等级测试设备：型号IP-TESTER，包括dusttestchamberandwaterspraynozzle,forIPcodetesting,dustdensity2kg/m³.

8.精度分析仪：型号PA-100，测量误差小于1%，用于验证报警器精度，referencegastraceabletoNIST.

9.长期稳定性测试台：型号LST-400，可连续运行1000小时，监控性能漂移，temperaturecontrol±1°C.

10.交叉敏感性测试系统：型号CST-200，可模拟多种气体环境，测试干扰气体响应，gasmixingaccuracy±2%.

北京中科光析科学技术研究所【简称：中析研究所】

报告：可出具第三方检测报告(电子版/纸质版)。

检测周期：7~15工作日，可加急。

资质：旗下实验室可出具CMA/CNAS资质报告。

标准测试：严格按国标/行标/企标/国际标准检测。

非标测试：支持定制化试验方案。

售后：报告终身可查，工程师1v1服务。