Operating With The Sensor Unit (Only With Comfort Hand Switch) - REXROTH 3 842 546 991 Manual Del Usuario

9.2 Operating with the sensor unit (only with Comfort hand switch)

The sensor unit consists of a refl ection light sensor, which detects the upper edge
of the case stack or, if a case is no longer there, the upper edge of the attachment
plate. After removing or placing a case, the case lifter moves the load upwards

(stacking) ( de-stacking) or downwards (
until the refl ection light sensor detects the top edge of the case stack.
Operation of the sensor unit is only possible in conjunction with the Comfort hand
switch.
9.2.1 Sensor unit
For installation of the sensor unit, see page 31.
Control and display elements
1:
2
2:
1 3
3:
4
4:
Stability display
When supply voltage is present and refl ection of the case is suffi cient, the green LED
lights up. The sensor is in a stable switching status.
Stable switching status
LED green Ｏ ｎ
Ｏ ff
LED yellow
Ｃａｓｅ ｐ ｒｅｓｅｎ ｔ
Set sensitivity
The sensor is pre-set; you can use it without further adjustment.
Exceptions:
• On dark, poorly refl ective cases, an instable switching status can occur (cases are
not reliably detected). Increase the sensitivity.
• For shiny cases that do not refl ect in parallel, attach a matte sticker to the
refl ection point.

stacking), after a time delay of 1 s
LED yellow—switch output active
Potentiometer for adjusting sensitivity
LED green—operation, stability display
" "
Fixed to D (sealed)
Switching point
? ?
Ｏ ff Ｏ ff
Ｏ ff
Ｏ ｎ
? ?

Increase sensitivity: turn screw to
(clockwise)

Reduce sensitivity: turn screw to
(counterclockwise)

"
Fixed to "D (sealed); do not adjust
3 842 358 709/2016-07, MPS, Bosch Rexroth AG
Operation 39/52
Stable switching status
Ｏ ｎ
Ｏ ｎ
Ｃａｓｅ ｎ ｏｔ ｐ ｒｅｓｅｎ ｔ
+
–