Ideal for groundwater level measurement in small boreholes

■Characteristics

• ●Thin immersion-type water level sensor whose outer diameter is 20 mm
• ●Water level measurement to an accuracy of millimeters possible
• ●Built-in arrester

■Specifications

●Accuracy：± 0.3％ F.S. or less

●Output signal of 1 to 5 VDC or 4 to 20 mADC from a built-in amplifier circuit

●Overpressure：＜HM-450＞200% of the rated pressure
＜HM-470＞150% of the rated pressure

■Use examples and track record

• ■Level measurement for open tanks
• ■Water level measurement for underground tanks
• ■Water level observation for rivers
• ■Water level observation in wells and boreholes
• ■Water level observation for dams
• ■Water level observation for lakes

■Industries where our products are widely used

Precision equipment, semiconductors/liquid crystal, machinery, food/drug production, industrial material, government office, university, esearch institution etc.

※Download the catalog for detailed specifications, dimensions, and models.

Model	Rated pressure
HM-450-05	5mH2O
HM-450-10	10mH2O
HM-450-20	20mH2O
HM-450-30	30mH2O
HM-450-50	50mH2O
HM-470-05	5mH2O
HM-470-10	10mH2O
HM-470-20	20mH2O
HM-470-30	30mH2O
HM-470-50	50mH2O