Bel Art® Flow Indicator

A highly visible, nylon indicator ball housed in clear polycarbonate rotates in a circular channel during flow for simple flow monitoring. 

• Continuity and relative flow rate indicated by speed of ball’s rotation
• Arrow shows direction of flow
• A minimum water flow rate of 100/mL per minute in a horizontal position and 140mL per minute in a vertical position is required to mobilize the ball
• Upper flow limit is in excess of 1 liter/minute
• Maximum working pressure is 10 p.s.i.g. (69 kN/m2)
• Dimensions: 30 x 57mm (1? x 2¼in) with two 23mm (0.9in) long tube extensions 
• Accepts 6.4mm (¼in) to 9.5mm (?in) I.D. tubing
• Overall size: 76 x 57mm (3 x 2¼in)