： Implementation standards :
《环境空气采样器技术要求及检测方法》 HJ / T375-2007 "Technical requirements and detection methods of ambient air sampler"
《大气采样器检定规程》 JJG 956-2013 《Atmospheric Sampler Verification Regulations》
《民用建筑工程室内环境污染控制规范》 GB50325-2010 "Code for Indoor Environmental Pollution Control of Civil Construction Engineering"
： Scope of application :
。 The instrument is compact in structure, reliable in performance, and easy to operate. It is an ideal choice for collecting various toxic and harmful gases in indoor environmental testing departments, environmental monitoring departments, industrial and mining enterprises and health and epidemic prevention departments of construction projects in various places, and can also be used for parallel sample collection .
： Main features :
、仪器采用进口薄膜泵，运行平稳，噪音低、寿命长； 1. The instrument adopts imported membrane pump, which runs smoothly, low noise and long life;
、采用创新的恒流控制技术，实时显示采样流量，能使仪器长时间运行在所设定的流量值； 2. The innovative constant current control technology is used to display the sample flow in real time, which can make the instrument run at the set flow value for a long time;
、带背光LCD液晶显示，保证低照度下的清晰显示； 3 , LCD display with backlight to ensure clear display under low light;
、实时累积采样体积，并自动换算为标况体积； 4. Accumulate sampling volume in real time and automatically convert it into standard volume;
、仪器采用多功能定时控制模块，采样时间可在1～99h59min内任意设置，时间控制精确； 5. The instrument uses a multi-function timing control module. The sampling time can be set arbitrarily within 1 ～ 99h59min, and the time control is accurate;
、采用无记忆效应的锂电池，充电前无需放电，电池寿命长，持续放电效果好 。 6. Adopt lithium battery without memory effect, no need to discharge before charging, long battery life, good continuous discharge effect .
： The main parameters :