KROHNE DK 46-47-48-800 EN - Manual (Page 19)

ELECTRICAL CONNECTIONS
4
19
DK46 - DK800
www.krohne.com 05/2011 - 4000302403 MA DK46-800-R03-en
4.6 Limit switch function reversal
The bistable limit switches can be changed from closers to openers.
The prefabricated connection cable must be long enough to do this.
When installing and setting, make sure the cable is not damaged when laid.
• Loosen terminal screw 1
• Turn tensioning screw 2 counter-clockwise to loosen
• Pull out the measuring glass along with the limit switch
• Turn limit switch 180°
• Install the measuring glass
• Tighten tensioning screw 2 by hand
• Use a 3mm pin to tighten tensioning screw by turning 4 or max. 5 times in 120° increments 3
in a clockwise direction.
Test the leak tightness by suitable means prior to start up.
CAUTION!
To avoid breakage, the measuring glass must be positioned centrically between the gaskets.
MA_DK46_800_R03_en_302403_PRT.book Page 19 Thursday, May 19, 2011 8:26 AM