Beijing North Ruida Medical Technology Co., Ltd! 
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 Welcome to telephone consultation! 
 Contact: Miss Li 
 Tel: 18,910,282,511 15,303,362,410 15,303,362,401 15,369,678,940 
 E-mail: 1508566524@qq.com 
 Fax :010 -58,411,891 
 Address: Langfang City, Hebei Province, North Industrial Park Gu'an Gu'an 
 Postal Code: 065500 
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 Western brand ruler level gauge (30M) (cash benefits) Model: XL4ZYSWJ-8090 (Western stock advantage) bank number: M317546 

 Product Description 
 Ruler level gauge, is to provide an accurate measurement of water level of the most common methods used to measure the wells, drilling and water pipes in the water, especially for hydropower projects in the groundwater level observations or view the body of the dam embankment dam manual inspection body infiltration line. The instrument can be used during construction, but also as a project with long-term safety monitoring. 
 Main technical indicators: 
 Product specifications 30,50,100,150 
 Range 30,50,100,150 m 
 Minimum reading 1mm 
 Repeatability error of ± 2mm 
 Weight 3.5,4.5,6.5,10 Kg