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Product name: |
LS25-3A旋桨式流速仪
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specification: |
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Category: |
instrumentation and meters
-- 流速仪 |
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Price: |
factory price |
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Brand: |
Shanghai |
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Place of Origin: |
China |
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Available Quantity: |
batch |
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delivery cycle: |
Spot goods (or inquire by telephone) |
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Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058 |
91way@163.com
13901609058(Wechat) |
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LS25-3A旋桨式流速仪Detailed product description:

LS25—3A型是一种大量程的流速仪,用于河道,水电站压力管道、溢洪道、大坝工程合拢的高速测量,以及水库、湖泊和一般河流的中、低速测量。LS25—3A型流速仪结构紧凑,转动灵活,防水防沙性能良好。
LS25-3A旋桨式流速仪主要技术指标
1.旋桨回转直径: 120mm
2.旋桨水力螺距: b=250mm,左旋
3.旋桨材料: PC工程塑料
4.仪器起转速: V0≤0.036m/s
5.测速范围: 0.04~10m/s
6.临界速度: Vk≤0.14m/s
7.检定公式均方差: m≤1.5%
8.仪器工作水深: 0.16m≤H≤40m
9.两信号间转数: 20转
10.触点容量: 电流≤300mA 电压≤4.5V(电感回路应加灭火花电路)
11.连续工作时数: ≤8小时
12.仪器工作水温: 从不结冰水温至40℃
13.适应含沙量: ≤50kg/m3
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