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Pneumatic diaphragm pump operation tips

21 May 2019Email

The pneumatic diaphragm pump is a volumetric pump that uses compressed air as the power to change the volume through the reciprocating deformation of the diaphragm. Its working principle is similar to that of the plunger pump. Pay attention to the following when operating with a pneumatic diaphragm pump:

1. Ensure that the maximum particles contained in the fluid do not exceed the maximum safety of the pump through the particle diameter standard.

2. The intake pressure should not exceed the maximum allowable operating pressure of the pump. Compressed air above the rated pressure may cause personal injury and property damage and damage to the performance of the pump.

3. Ensure that the pumping piping system can withstand the highest output pressure achieved, and ensure the clean and normal working conditions of the driving pneumatic system.

4. Static sparks may cause explosions and personal injury and property damage. Use wires with a large cross-sectional area as needed to properly ground the grounding screws on the pump.

5. The grounding requirements are in compliance with local laws and regulations and some special requirements on site.

6. Tighten the pump and each connecting pipe joint to prevent static sparks from being generated by vibration. Use an antistatic hose.

7. Periodically check and test the reliability of the grounding system, requiring a grounding resistance of less than 100 ohms.

8. Maintain good exhaust and ventilation, away from inflammable, explosive and heat sources.

9. The exhaust of the pump may contain solid objects. Do not point the exhaust port to the work area or people to avoid personal injury.

10. When the diaphragm fails, the delivered material will be ejected from the exhaust muffler.

11. When transporting flammable and toxic fluids, connect the drain to a safe place away from the work area.

12. Please use at least 3/8" inner tube with smooth inner wall to connect the exhaust port and muffler.

13. The high pressure of the fluid may cause serious personal injury and property damage. Please do not press the pump and the tube when the pump is pressurized. The system performs any maintenance work. For maintenance, first cut off the intake air of the pump, open the bypass pressure relief mechanism to relieve the pressure of the pipeline system, and slowly loosen the connected pipe joints.

14. Toxic fluid pump, please do not send the pump directly to the factory for repair. Properly handle according to local laws and regulations, and use the genuine accessories of Shanghai Wangquan Pump Co., Ltd. to ensure the service life.

15. The liquid conveying part uses the pump of aluminum alloy material, please Do not use to transport liquids containing Fe3+ and halogenated hydrocarbons and other halogenated hydrocarbon solvents, which will cause corrosion to cause the pump body to burst.

16. Ensure that all parts that contact the conveyor are not corroded by the fluid being transported.

17. Ensure that all operators are familiar with the operation and use of the pump's safe use precautions, if necessary, with the necessary protective equipment.

18. Use the pump correctly, no Allow long hours of empty operation.

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