3M 800rf 用户手册

38 

 (continued)

2012 March

800rf-NA

Photocell 1
The photocell does not operate at the fi rst machine starting ; when it is obscured by the next box the motorized 
plane of the infeed conveyor stops.  No adjustment is necessary.

When is obscured by the box the motorized plane goes down and the side guides center the box.  No adjustment 
is necessary.

It controls the closure of the side drives and and the descent of the rear fl ap folder.  The position can be changed 
according to box lengthy; move the photocell towards D for long boxes, towards S for short boxes.

It stops the side drives and control the upper unit descent.  No adjustment is necessary.

When the box is passed it controls the machine reset for a new working cycle.  No adjustment is necessary.

When is obscured stops the machine and activates the ‘full line’ warning light on the control board. It's a tempo-
rary stop; he machine restarts just when the box is removed an so the photocell is rearmed. No adjustment is 
necessary.