User guide

Setup and Configuration 6-21
> For dual pumps without Height Sensor (Calculate Valve2 to Valve1 Z Offset),
perform the following procedure.
a. Click on Run next to 3. Calculate Valve2 to Valve1 Z Offset.
Don’t worry about selecting Valve1 or Valve2 in the radio box. Either
pump can function as the basis for the calculation.
A Teach window opens.
b. Activate the Z-axis controls.
c. Lower the dispensing head until the needle tip on Valve1 just touches the
white circle on the dispensing surface.
d. Click on Teach.
A Teach window opens.
e. Lower the dispensing head until the needle tip on Valve2 just touches the
white circle on the dispensing surface.
f. Click on Teach.
g. Click on Done to accept the results.
h. The Teach window closes, and you return to the Setup dialogue box.
Notice that the box next to number 3 now has an X in it to indicate that
Step 3 has been completed.
17. Check to make sure that the probe tip is lower than the needle tip.
> If the probe tip is not lower than the needle tip, refer to the Height Sensor
section of the Operations Manual for probe height adjustment instructions.
18. Use a soft cloth to wipe the needle tip clean of any residual fluid.
19. Click on Next.
The dispensing head will move after your response.
20. Do one of the following, depending on the type of Needle Sensor installed on your
system:
a. For NSZ Series Needle Sensor, use the Position Controls to align the Height
Sensor probe with the Load Cell on top of the Needle Sensor.
b. For NS Series Needle Sensor, use the Position Controls to align the Height
Sensor probe with the white dot on top of the Needle Sensor.
> If you are not sure what type of Needle Sensor is on your dispensing
system, refer to the Needle Sensor section of the Operations Manual for
help.
21. Click on Teach.