Deposit size is controlled by dispense time, pressure, and tip size.
Follow these instructions to test each function. Use the convenient Dot Standards sheet included in your dispensing
system kit.
NOTE: Tips and helpful suggestions for setup are provided under “Helpful Hints” on page 19. Refer to this
information as needed during initial setup and testing.
Setup for Testing
1. Attach an EFD syringe barrel lled with your assembly uid to the adapter
assembly as shown.
2. Keep the vacuum set at 0.0 during initial testing. (If you are dispensing
a watery uid, refer to “Filling Procedure for Watery Fluids and Vacuum
Control” on page 27.)
3. Replace the blue tip cap with an EFD precision dispense tip.
4. Slide the syringe barrel into the hand grip. Snap in place.
5. Run through the following tests to demonstrate the ease at which deposit
sizes can be established using the various dispense modes.
Testing in Steady Mode
1. Select STEADY mode.
2. Pull the air pressure regulator knob out until it clicks into the unlocked position. Start with pressure set to
0.0bar (0 psi).
3. Press and hold the foot pedal or nger switch.
4. Slowly, turn the pressure knob clockwise until your uid begins to dispense out of the tip in a controlled ow
(not too fast, not too slow).
5. Push the air pressure knob in to lock the setting.
Correct angle for consistent deposits.
Remember - always bring the tip in contact
with the work surface at the illustrated angle.
After the tip is in position, press the foot
pedal. Release the pedal and remove the tip
by lifting straight up.
Initial Test Procedures
Ultimus I–II High Precision Fluid Dispensers
17www.nordsonefd.com info@nordsonefd.com 800-556-3484 Sales and service of Nordson EFD dispensing systems are available worldwide.
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