Electrical Connection; Connection Terminals For Pg Screw Fittings - bürkert 8633 Betriebsanleitung

3.6

Electrical connection

A PG11 cable duct is available for the electrical connections to the Top Control
ON/OFF Type 8633.
For units that work with protective low voltage ( ≤ 48 V), a model with a Multipol
connection is in preparation.
PG11 and Multipol connections will be provided in the planned version with the
AS interface.

3.6.1 Connection terminals for PG screw fittings

NOTE
Opening the housing
Connect the wires to the terminals according to the connection plan
Green LED
control valve operated
Green LED
power supply for proximity
switch
Fig. 3: Circuit board with designation of the screw terminals and the light
emitting diodes (LED) (without bus)
Operating Instructions No. 803 925
Limit switches: can be used either as normally open (NO) or as
normally closed (NC);
Control LEDs: light up if the respective limit switch is operated
mechanically, i.e., when the limit position of the
valve has been reached.
1 2 3 4 5 6 7
Yellow LED
Proximity switch 1
(upper) tripped
Yellow LED
Proximity switch 2
(lower) tripped
8 9 10
33