Techcon Systems TS5420 Adjustable Stroke Needle Valve is designed to dispense very precise deposits over a wide range of shot sizes, down to 0.003 cc. This valve is a pneumatically triggered single-acting valve that can be used with an internal spring close (single-acting) or may be connected for air closing without the spring.

The TS5420's compact design and the easy-mount threaded hole allows for easy integration into automated applications. The valve is fully adaptable for use with Techcon time/pressure controllers.

Key Features:

• Pneumatically triggered single-acting valve
• External stroke control adjustment to fine-tune shot sizes
• Easy to maintain, with little to no downtime
• Operating frequency of 400+ cycles per minute
• Viscosities up to 100,000 cps
• Maximum fluid pressure of 300 psi (20.7 bar)

Key Applications:

• Applying lubricant in automotive electrical switches
• Dispensing UV beads in LCD bonding applications
• Impregnating humidity indicator cards (HIC) with fluid chemical in semiconductor packaging