Nordson HORIZON 200, Руководство по эксплуатации продукта

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Operation
3-7
Part 106913 − 04
E
2018 Nordson Corporation
5. Shut off the fluidizing air. The mounting well should be coated with a
film of powder.
6. If the sensor LED (3) is on, slowly turn the sensor potentiometer (2)
clockwise until it goes off. If the LED is off, slowly turn the potentiometer
counterclockwise until it lights, then clockwise until it goes off.
7. Increase the fluidizing pressure until the powder level rises above the
mounting well. The LED should be off.
8. Turn the potentiometer counterclockwise, counting the number of turns
you make, until the LED lights.
9. Turn the potentiometer clockwise for
1
/
2
the number of turns you
counted in step 8. The LED will go off. The sensor is now set in the
midpoint of its sensitivity range.
1
2
3
4
3.175 mm
N.O.
N.C.
L1
(Vac)
+ (Vdc)
1
3
2
4
L2
(Vac)
− (Vdc)
5
(0.125 in.)
Figure 3-5 Feed Hopper Level Sensor Calibration
1. Mounting well
2. Sensor potentiometer
3. LED 4. Hopper wall
5. Bridge jumper