General product description
Description
Mechanical pneumatic level control MPN-PVM
High-precision proportional valve to prevent tilting as a result of load changes. The level is continuously sensed by means of a plunger. The position of the plunger is directly applied to the valve and the air spring is pressurised or vented respectively. The target level is adjusted by turning the knurled adjustment ring and is maintained with an accuracy of ± 1/100 mm. Three control valves are used, which can be connected to an additionally available maintenance unit for compressed air preparation. This limits the system pressure to max. 6 bar, removes any condensate and cleans the compressed air of solid particles (rust and dust).
Technical Data and Variants
Note
- proportional valve
- The reset accuracy is ± 1/100 mm
- Compressed air quality must be in accordance with ISO 8573-1:2010 in order to operate the air elements: Air class 2.4.2, below 15°C: Air class 2.3.2
- Supplied as a complete set which includes the 3 control valves and all necessary hose lines and connectors for 4 air springs. All components are also available individually as spare parts.
- Available as an option: Throttle valve for reducing the air volume flow should the control system tend to overshoot.
- In addition to the standard solutions listed here we also hold special versions with regard to material, flow, accuracy and restoring force.
Available in the following versions
- MPN-PVM for BiAir® membrane air springs: Item no. 61-0010
Standard version PVM with carbide washer - MPN-PVM-kurz-Pad-A for BiAir® membrane air springs: Item no. 61-0058
Shortened version of the PVM with plunger isolation pad The plunger insulation pad is an additional insulation disc that is inserted between the valve plunger and the machine that reduces disturbances that would otherwise be transmitted through the valve plunger. This facilitates improved insulation of sensitive machinery, particularly where the load is low.
Accessories
Mechanical pneumatic level control MPN-PVM
MPN-PVM air maintenance unit with pressure regulator and filter
Air maintenance unit with pressure regulator and filter
MPN-PVM anti-trapping protection
Anti-trapping protection
MPN-PVM bellows
Bellows
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