该设备是根据行业标准开发的，用于测试外墙保温系统的抗风压性能。控制方式采用先进的控制系统，包括气动控制阀精确调压、微机自动控制、记录过程控制曲线显示、原始记录及检测结果打印。整体设计具有适应性广、操作简单、性能稳定、控制精度高、数据采集准确、合成噪声低等优点。

1. Product introduction
该设备是根据行业标准开发的，用于测试外墙保温系统的抗风压性能。控制方式采用先进的控制系统，包括气动控制阀精确调压、微机自动控制、记录过程控制曲线显示、原始记录及检测结果打印。整体设计具有适应性广、操作简单、性能稳定、控制精度高、数据采集准确、合成噪声低等优点。

2. standard of execution
JGJ144-2004 《Technical specification for external thermal insulation on walls》
JG/T149-2003 《External thermal insulation composite systems based on expanded polystyrene》
JG/T158-2013 《Products for external thermal insulation systems based on mineral bindef and
expanded polystyrene granule plast》

3. Main technical parameters
1）Specification of testable parts: 3.0m×2.0m.
2）Wind pressure resistance: pressure difference: ≤ -12000pa, accuracy ≤5%; Pressure mode: frequency converter automatically pressure.
3）Test result sorting: data calculation, grading, test report and original record can all be processed by computer.
4）Time control deviation of pressure pulse process: boost: 0.7~1.0s; duration: 2~4s; step-down: ≥4s; intermittent: ≥3s.
5）Cycle times: can be set, and the frequency control accuracy is 100%.
6）Power supply requirements: AC380V 30kW.
7）External dimensions of static pressure box: length 3400× width 700× height 2800 mm.
8）The movement of the specimen frame can be divided into two modes: rail type and crane type;
9）The orbital type can test two specimens at the same time, and the other two specimens can be preserved;
10）Two specimens can be mounted simultaneously in the overhead crane, and the other specimens can be preserved.