WORLD METEOROLOGICAL ORGANIZATION

HOMS COMPONENT

Explanation of the criteria for classification and numbering of components      C71.3.09
   (JUN 00)
Explanation of the dates on the component's description

PRESSURE TYPE WATER LEVEL GAUGE

 

1.   Purpose and objectives

     To measure the water level of waterways, rivers, reservoirs, deep wells, etc.

2.   Description

     This gauge uses a semi-conductor pressure sensor to measure water levels accurately in a compact instrument with excellent stability. The range is up to 10m with an accuracy within 0.1% of full scale.

3.   Input

     Actual water level.

4.   Output

     Analogue signals (0V-1V DC and 0V-5V DC) or a digital data display.

5.   Operational requirements and restrictions

     A protecting tube is needed for the sensor, which should be installed where the current is low.

6.   Form of presentation

     A catalogue and instrument specifications are available.

7.   Operational experience

     About 400 sets were installed in Japan in 1999.

8.   Originator and technical support

     Yokogawa Denshikiki Co.,Ltd.

9.   Availability

     From the HOMS National Reference Centre for Japan.

10.  Conditions on use

     Hardware is for sale.
 

 

(First entered: 01 FEB 93

Last updated: 21 APR 00)
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