z 低耗电量的室内空气环境监测仪。 z 液晶显示屏可同时显示 CO2、温度、湿度。 z 可自主设定报警值。 z 最大值、最小值和平均值的显示。 z 长时间监测显示。 z 操作简单，却人性化设计 测量范围 CO2：0~3000ppm；3001~9999ppm（可扩展） 温度：-10~60℃ 储存温度：-73.4℃~60℃ 工作温度：-13.1℃~60℃ 湿度：0%~95% 精度： www.5117dxy.comCO2：±30ppm±读数的5%（CO2）(0~3000ppm) 温度：±0.6℃ 湿度：±3% 测控技术： CO2：红外原理 www.5117dxy.com报警时间：30S 响应时间：30S 报警等级：80dB 储藏条件：-20~60℃ 0%~99% 电力供应：4 节 5 号电池 Measurement Operating Principle ................................................. Non-dispersive infrared (NDIR) with gold plated optical cell Gas Sampling Mode..................................................Diffusion Response Time (1/e) .............................................. Approx 30 sec Measurement Range .............................................. 0-3000 ppm Extended Range .................................................... 3001-9999 ppm Accuracy................................................................. ±30 ppm ±5% of reading (CO2) (0 ~ 3000 ppm) ............................................................................... ±0.6o C/±0.9oF, ±3 % RH (at +25oC, 10 ~ 90 %) ............................................................................... others ± 5 % for other RH ranges Warm up time ......................................................... 30 seconds Response time........................................................ about 30 seconds Alarm sound level ................................................... 80 dB Operating condition................................................. 0o ~+50oC, 0 ~ 95 % RH (avoid condensation) for CO2 Storage condition.................................................... -20o ~ +60oC Power supply .......................................................... AA type (UM-3) x 4 pcs Battery life............................................................... > 10 hours Standard packing includes ...................................... Meter, manual, batteries and hard carrying case Optional accessories............................................... Salt solution HR33, HR75%, adaptor 9V/100-240VAC, ............................................................................... RS232 software with D-sub connector VZRS232M Pressure Dependence ............................................ + 1.6 % reading increase per kPa deviation from normal pressure Calibration .............................................................. Manual calibration with fresh air Resolution .............................................................. 2 ppm – CO2 concentration, ................................................................................ 0.1 oC / oF - Temperature, 0.1% RH - Humidity Numerical Liquid Crystal Display .............
