RVA801 Alnor 旋转叶片
Alnor®旋转叶片RVA801是一种重量轻、坚固、使用简单的旋转叶片风速计,每次都能提供准确可靠的读数。RVA801使用简单的按钮操作测量空气速度、空气体积和温度,并以公制或英制模式显示50–6000 ft/m in(0.25–30 m/s)的读数。
它具有一个附加的旋转头,旋转使显示器始终面向操作员。
理想的应用包括暖通空调调试、加热和冷却线圈分析、扩散器和格栅测量、通风柜表面速度、测试、室内空气质量测试和过滤器表面速度测量。
包括:
仪器
手提箱
碱性电池
操作和维修手册
NIST校准证书
特点与优势
可逆4英寸(100 mm)头部允许在供应和提取格栅处读取读数
计算体积流量
无需密度校正系数
自动平均风速
与空气流动罩兼容
技术参数
型号 | RVA501/RVA801 |
Velocity | |
Range | 50 to 6,000 ft/min (0.25 to 30m/s) |
Accuracy | ±1.0%of reading±4ft/min(±0.02m/s) |
Area Size Input Range | |
RVA501 | 0to500ft2(0to46.45m2) |
RVA801 | 0.043to900ft2(0.00399to90m2) |
Volumetric Flow Rate | |
Range | Actual range is a function of velocity and area |
Temperature | |
Range | 40to113℉(5to45℃) |
Accuracy | ±2.0℉(±1.0℃) |
Resolution RVA501 | 0.1℉(0.1℃) |
Resolution RVA801 | 1℉(0.1℃) |
Instrument Temperature Range | |
Operating(Electronics) | 40to113℉(5to45℃) |
Storage | -4to140℉(-20to60°C) |
Data Storage Capabilities(RVA501 only) | |
Range | 12,700+samples and 100 test IDs |
Logging Interval(RVA501 only) | From 1 second to 1 hour |
Time Constant(RVA501 only) | User selectable |
External Meter Dimensions | |
RVA501 | 3.3in.X7.0in.X18im(8.4cmx17.8cmx4.4cm) |
RVA801 | 4.5in.x 11in.x 2.6 in.(1.2cm x28cm x6.5cm) |
Meter Weight with Batteries | |
RVA801 | 11.6oz.(329g) |
RVA501 | 0.6Ibs.(027kg) |
Power Requirements | |
RVA801 | 9-volt battery |
RVA501 | Four AA-size batteries or AC adapter |