System operation

Resetting the patron counter

Note: This procedure explains how to reset the patron count that is displayed externally at each lattice on the LED screen next to the photocell lens. This is different from the patron count that each lattice maintains internally and appears in the 3MStats

&Status Software for 3MDetection System Model 8900–9900 Series. For information about the internal patron count, refer to the 3MStats & Status Software for 3MDetection System Model 8900–9900 Series Administrator’s Guide.

The following procedure provides a way to reset the patron count displayed in the patron counter window of each lattice.

Tip: To keep track of the total patron count, record the number displayed in the patron counter display window before resetting the patron counter.

To reset the patron counter

1.Locate the access hole for the reset button, next to the patron counter window.

2.Partially straighten a paperclip.

3. Gently push the paperclip straight into the access hole,

Figure 5 Use a paperclip to reset the patron counter

approximately 1/4 in [6 mm] until the reset button clicks,

 

and then remove the paperclip.

 

Tip: Direct the paperclip straight into the hole to contact the reset button.

4.Confirm that the patron count displayed has been reset to zero.

5.Repeat for each lattice.

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3M 9900 Series owner manual Resetting the patron counter, To reset the patron counter

9900 Series specifications

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