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隧道风速风向监测仪 空气流动方向监控器 流速精确测量仪
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型号:HJ19-FLOWSIC 200

更新时间:2024-04-04  |  阅读:3975

详情介绍

隧道风速风向监测仪 空气流动方向监控仪 流速精确测量仪

型号:HJ19-FLOWSIC 200

通过隧道全截面平均值的精确测量来监控隧道内风速风向或废气排风管道。由于气候状况的变化,对空气流动方向和流速的精确测量是隧道有效管理*的---可以确定*通风控制和zui大程度降低运营成本。

  技术指标

  测量参数

是/否超高

  测量量程

100m

  测量原理

双探头光电开关

  防护等级

IP 65

  测量值输出 模拟输出0 / 2 / 4 ... 20 mA

  接口 RS 232 / 422 / 485

  状态/控制信号 继电器输出(运行/故障,报警,维护)

  设备构成 超声波探头对,计算单元

  备注

由于气候状况的变化,对空气流动方向和流速的精确测量是隧道有效管理*的---可以确定*通风控制和zui大程度降低运营成本。

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

北京北信科仪分析仪器有限公司

地址:北京市昌平区西三旗龙旗广场2号楼

:李

 

http://www.bxequ.com

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