คุณลักษณะ

• Observe the flow of liquid or gas and set the flow in the direction of the specified arrow.
• For flexible tubes, the body is made of polystyrene (PS).
• Used at room temperature (standard +20°C), withstand voltage 6 kPa.
• The flow rate is determined by the position and rotational speed of the internal nylon ball.
• For water, the sphere rotates at a minimum of 50 mL/min in the horizontal position and at a minimum of 140 mL/min or more in the vertical position.
• For air, the sphere rotates at a minimum of 3 L/min in the horizontal position and 8 L/min or more in the vertical position.