武汉格莱莫检测设备有限公司 电话：13545068882 027-86619889
传真：027-86619889 网址：www.glmgs.com
一、产品简介
One, product introduction
DFA-2中速风表是测量平均风速的仪表，主要用于煤矿井下平均风速的测量。也适用于建筑、化工、纺织、粮食储藏、空气动力学研究等其它场合的风速测量。 产品执行煤炭行业标准MT380-2007。 该风表体积小、重量轻、结构简单、使用方便；各钢件经热处理及拋光加工，保证仪表精度且坚固耐用。
DFA - 2 speed wind table is a measure of average wind speed instrument, mainly used for coal mine average wind velocity measurement. Also suitable for construction, chemical, textile, food storage, air dynamics research and other occasions of wind speed measurement. Product executive standard of coal industry MT380-2007. The wind meter has the advantages of small volume, light weight, simple structure, convenient use; the steel heat treatment and polishing processing, ensure instrument precision and durable.
二、技术指标
Two, technical indicators
★测量范围：0.5—10m/s
Of measuring range: 0.5 - 10m / S
★起动风速：≤0.4m/s
On the starting wind speed: < 0.4m / S
★风表非线性误差的绝对值：风速 0.5—5 m/s 范围 ≤0.10m/s；风速 5—10 m/s 范围 ≤0.15m/s
Of wind form nonlinear error absolute value: the wind speed of 0.5 - 5 m / s range is less than or equal to 0.10m / S; wind speed 5 - 10 m / s and 0.15m / S
★重 量：500g
Of heavy weight: 500g
★外形尺寸：90×78×39
Of dimensions: 90 x 78 x 39