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4 setting the limit switches – Burkert Type 3003 User Manual

Page 12

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12

Installation

Wire the connections of the additional limit switches (FC1 and FC2)
according to the circuit diagram figures (see “Fig. 2” and “Fig. 3”).

Tighten the cable gland after connecting the terminals.

Set the cover in place and screw it tight.

Reinstall the position indicator.

Only use 4 or 6 conductor cable with a diameter of
7 ... 12 mm for the ISO20 cable fitting.
Ensure that the cable in the ISO20 cable fitting is completely
sealed when tightening the union nut.

8.4 setting the limit switches

The rotary actuator is supplied with the following factory
settings:
• The CLOSED limit switches are activated with the cams 2

and 4 (closed position).

• The OPEN limit switches are preset at a 90° rotation

angle.

The procedure for setting the limit switches is shown in “Fig. 4” and
“Fig. 5”.

Electronic card

Shaft

Motor

Body

Wrench (00679946)

Cam No. 4
Additional limit
switch CLOSED

closed

black

Cam No. 3
Additional limit
switch OPEN

open

white

Cam No. 2
Motor limit
switch CLOSED

closed

black

Cam No. 1
Motor limit
switch OPEN

open

white

Fig. 4:

Setting the limit switches. Limit switches max. 250 V / 5 A

Setting in
clockwise direction
or setting in
counter clockwise
direction

Cams

Wrench

Adjustment
direction

Fig. 5:

Setting limit switches in counter clockwise and clockwise
directions

english

Type 3003