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Home / Products / CHEN YING Lubricators · Taiwan, China / Resistance-type Oil Lubricators / Pneumatic Series
PNA Resistance-type Pneumatic Lubricator
PNA Resistance-type Pneumatic Lubricator

PNA Resistance-type Pneumatic Lubricator

Non-metered lubrication.

Pneumatic control


Inquiry

1. Pneumatic drive controlled by a solenoid valve. Output pressure is controlled by the input air pressure.

2. Intermittent oil delivery without electrical power or a control box; simple, durable construction.

3. Recommended 4-8 kgf/cm2air pressure, and set the solenoid valve ON/OFF time to at least 5 seconds for normal oil discharge.

4. Includes a pressure gauge for checking operating pressure.

5. Includes a float switch for oil level detection and automatic signaling.

6. An oil-volume adjustment knob allows output to be adjusted as needed.

7. An optional 1 kgf/cm2pressure switch can be installed at the oil outlet to detect damaged oil lines.

8. Optional magnetic return-oil strainers and tank baffles filter lubricating oil returning to the tank. (a) Magnetic return-oil strainers can be fitted to tank models of 3L and above. (b) Tank baffles can be fitted to 3L and 4L resin tanks and 8L sheet-metal tanks.

9. Refer to the float / float switch specifications for contact information.

10. Refer to the diaphragm pressure switch specifications for contact information.

PNA — Dimensional drawing

◆ Dimensions

Tank CapacityTank MaterialLength L (mm)Width W (mm)Height H (mm)Mounting hole pitch F (mm)Weight (kg)
2LResin1681182271442.35
2LAluminum alloy21715021295x2003.15
3LResin2311662222052.94
4LResin2771602362502.76
4LAluminum alloy29717023295x2804.22
8LSheet metal35520125295x3387.32



◆ Specifications

Input Air Pressure (kgf/cm²)45678
Output Pressure (kgf/cm²)1418232833
Discharge Volume0–8 cc per cycle (adjustable).
Air Inlet SizeØ4 and Ø6 (using a pneumatic quick connector with an M5 female thread).
Oil Outlet SizeØ4 , Ø6
Float SwitchNC contact (can be changed to NO).
Pressure SwitchOptional (NC or NO contact)
Applicable Oil Viscosity10–220 cSt at 40°C (contact customer service for special oil viscosity requirements)



◆ Ordering Code



ModelTank Capacity (Material)Oil Outlet SizeAir Inlet SizeSpecial Requirements
PNA0130※

012 L (resin)0Ø40Ø4CAdditional magnetic return-oil strainer (tanks of 3 L or more only)

022 L (aluminum alloy)1Ø61Ø6DAdditional tank partition (3 L / 4 L resin tanks and 8 L sheet-metal tanks only)

033 L (resin)2Ø4 (with pressure gauge)

PCAdditional pressure switch, NC contact

044 L (resin)3Ø6 (with pressure gauge)

POAdditional pressure switch, NO contact

054 L (aluminum alloy)



SOFloat switch changed to NO contact

088 L (sheet metal)






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