Description

FESTO – Variable Pulse Oscillators (4025 VLG-4-1/8)

Manufactured:  FESTO

Product Type:  Variable Pulse Oscillators

Code Number:  4025 VLG-4-1/8

 

Product Description

The variable pulse oscillator (multi-vibrator) is used to generate adjustable duration signals in control systems. The duration and frequency of both outputs are independently adjustable. It is used with diaphragm-type cylinders, single-acting or ever double-acting cylinders where rapid, brisk motions of the piston rod are needed to shake vibrating conveyors, to strike exhaust filters and hoppers, or to actuate small vibrating screens.

 

Product Specification

• Medium :  Compressed air (filtered, lubricated or unlubricated)
• Mounting :  Thru-holes in housing
• Connection :  G1/8 ISO
• Orifice Size :  0.14 in [3.5 mm]
• Cv Factor (P –> A) :  0.12 Cv [120 l/min]
• Pressure Range* :   60 to 150 psi [4 to 10 bar]
• Design :  Seat Valve
• Material :  Housing: AI, blue anodized; Seals: Buna N
• Weight :  0.595 lb [0.270 kg]