1、 Instrument Introduction:

Mainly, the pen cap is fully inserted into an elastic tube with a suitable diameter, air circulation, and pressure difference at both ends to measure the air flow rate of the pen cap.

2、 Functional characteristics:

PLC program control, large screen LCD display.

3、 According to standards:

GB 21027-2007 "General Safety Requirements for Student Supplies", BS 7272, etc

4、 Technical parameters:

*Air supply device: pressure within the range of 4-50 kPa, automatic vibration ratio at least 25 L/min

*Flow control valve: air flow is accurately controlled with an accuracy of ± 0.1 L/min

*Flowmeter: Excellent cake accuracy Flowmeter 0-10 L/min, accuracy ± 0.1 L/min

*Pressure gauge: excellent high-precision pressure gauge, measuring range 4-50 kPa, accuracy ± 0.01 kPa

*Tongming elastic tube: a tube with an inner diameter of 80%~85% of the circumference of the pen cap, a wall thickness of 0.75 ± 0.25 mm, and a Shore A hardness of 55 ± 10

*Weight: 35 kg

*Overall dimensions: 62 × forty-one × 30 cm

*Power supply: AC 220V, 50 Hz