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北京愛歐德儀器設備有限公司
主營產品： 教學試驗儀器，工程儀器設備，化工儀器設備 |
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北京愛歐德儀器設備有限公司
主營產品： 教學試驗儀器，工程儀器設備，化工儀器設備 |
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更新時間：2016-09-21 15:37:40瀏覽次數：371
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隧道風速風向監測儀 空氣流動方向監控儀 流速測量儀
流速測量儀型號:AODH-FLOWSIC 200
通過隧道全截面平均值的測量來監控隧道內風速風向或廢氣排風管道。由于氣候狀況的變化，對空氣流動方向和流速的測量是隧道有效管理*的---可以確定*通風控制和zui大程度降低運營成本。
技術指標
測量參數
是/否超高
測量量程
100m
測量原理
雙探頭光電開關
防護等級
IP 65
測量值輸出 模擬輸出0 / 2 / 4 ... 20 mA
接口 RS 232 / 422 / 485
狀態/控制信號 繼電器輸出（運行/故障，報警，維護）
設備構成 超聲波探頭對，計算單元
備注
由于氣候狀況的變化，對空氣流動方向和流速的測量是隧道有效管理*的---可以確定*通風控制和zui大程度降低運營成本。
Advanced Ultrasonic
Technology
• High-accuracy measurement at
each point across the tunnel
• High precision of air flow even
at very low velocity rates
• Additional recording of wind
directions
• Stand-alone measuring system
without any moving parts
• Simple Installation and
easy to use controls
Technical Data FLOWSIC 200
Type of models:
Transceiver unit
• FLSE 200-M, Aluminium cast housing (alumin. transducer)
• FLSE 200-M SS, Stainl. Steel housing (alumin. transducer)
• FLSE 200-H, Stainless Steel housing (titanium transducer)
Evaluation Unit Measuring value processing/output, monitor function;
cable length to TR unit: 500 m max. (with optional data
repeater 1000 m max.); larger distances on request
Measurement Data
Measur. component Velocity of air flows
Measuring Principle Measurement of difference in ultrasonic transit time
Measuring range –20 m/s (65 ft/sec) ... + 20 m/s (65 ft/sec); cont. variable
Accuracy ± 0.1 m/s (0.3 ft/sec); depending on calibration, installation,
flow profile and measuring distance
Measuring distance 5 … 25 m (16 … 82 ft) with FLSE 200-M and -M SS
5 … 40 m (16 … 130 ft) with FLSE-H; larger on request
Response time 1 … 300 s (sec); freely selectable
Ambient Conditions
Ambient temperature –20…+50 °C (–4 … 120 °F)
Device Data
Maintenance intervals ½… 1 year: FLSE 200-M
1 … 5 years: FLSE 200-H depend. on application cond.
Point of Installation
• Height above road
• Angle to tunnel axis
4.2 m (14 ft) typical
45° … 60°
Displays
• Measuring values
• Status
LC-Display with 2 rows
LEDs (operation, faults, maintenance, cycles)
Power supply 90 … 140/190 … 260 V AC; 50/60 Hz;
power consumption: approx. 20 W max.
Dimensions
(L x W x D)
FLSE 200-M: 80 x 80 x 120 mm3 (260 x 260 x 393 ft3)
FLSE 200-M SS/H: 80 x 150 x 150 mm3 (260 x 492 x 492 ft3)
FLA 200: 240 x 200 x 120 mm3 (787 x 565 x 394 ft3)
Weight FLSE 200-M: approx. 1 kg (2.2 lb)
FLSE 200-M SS/H: approx. 2 kg (4.4 lb)
FLA 200: approx. 1.5 kg (3.3 lb)
Protection class IP 65/NEMA 4X
Connection/Interface via evaluation unit (customer-provided)
Signals 1 analog output: 0…20 mA, 750 Ω max. load
optional: max. 2 additional analog modules (inputs/outputs)
4 relays: 48 V AC, 1 A; electrically isolated
Interface RS 232 for service purposes;
optional: PROFIBUS, RS 422 for data transfer
