user manual

Machine-Side Hopper Loaders

5-2 Functional description

5.1. Sequence of operation

The sequence of operation is as follows:

1. Plug in the machine and move the on/off switch to the “on” position

2. All LEDs on the controller blink, and the software version is displayed on the screen.

3. A 2-second blowback pulse cleans the filter. During blowback, the screen displays

“A2.”

4. The motor starts, and conveying begins. The screen displays a countdown of the

conveying time. Conveying time can be set for 1-99 seconds.

5. If the optional purge valve is installed, line purging begins, and the screen displays a

countdown of purge time. Purge time can be set for 0-99 seconds.

6. The motor shuts off for 8 seconds while material dumps. The screen displays “L8.”

The 8-second dump time is a fixed setting and is not adjustable.

7. The controller checks for demand, and if material is needed, the cycle starts over

from step 3.

5.2. Controller

3 LEDs indicate the respective modes of operation: blowback, conveying, purging, and

dumping.

Change-over Key

Arrow Key

Purging Icon

Conveying Icon

Blowback Icon

Figure 11: Controller

Blowback

Conveyin

Purging

Dumping