Samson 3730 Series User Manual

EB 8384-3 EN 5-37
Installation
5.8 Retrotting inductive limit
switch
Required retrot kit:
Limit switch Order no. 1402-1770
The same requirements apply to retrotting a
unit as to servicing the positioner. For explo-
sion-protected positioners, the requirements
specied under 'Servicing explosion-protect-
ed devices' in the 'Safety instructions and
measures' section must be observed. Check
the "Limit switch, inductive" box on the
nameplate after installing the limit switch.
1. Remove rotary pushbutton (3) and cap
(1),unthreadthevefasteningscrews(2)
and lift off plastic cover (9) together with
the display, taking care not to damage
the ribbon cable (between PCB and dis-
play).
2. Use a knife to cut an opening at the
marked location (4).
3. Push the connector (11) with cable
through the opening and secure the prox-
imity switch (7) on the cover with a dot of
glue.
4. If necessary, remove the jumper at the
socket X7 and push the cable connector
(11) on the socket.
5. Guide the cable in such a manner that the
plastic cover can be placed back onto the
positioner.Insertthexingscrews(2)and
screwtight.Attachtheclampingplate(8)
onto the proximity switch.
6. Attach the rotary switch (5). Make sure
theattenedsideofthepositionershaftis
turned so that the rotary switch (5) can be
attached with the metal tag next to the
proximity switch.
7. On start-up of the positioner, set the op-
tioninductivealarmunderCode38from
No to YES.
1
2
3
4
5
8
6
7
9
7
Socket X7 (11)
1 Cap 6 Metal tag
2 Screw 7 Proximity switch
3 Rotary pushbutton 8 Clamping plate
4 Marking 9 Plastic cover
5 Rotary switch 11 Connector
Fig.5-29: Retrotting an inductive limit switch
Note

Samson 3730 Series Specifications

General

Brand	Samson
Model	3730 Series
Category	Valve Positioners
Language	English