EB 8387-5 EN
49
Operating controls and readings
6.1 Rotary pushbutton
The rotary pushbutton ( ) is located under-
neath the front protective cover.
The device is operated on site using the
rotary pushbutton:
Turn : select codes and values
Press
: confirm setting
6.2
Serial interface
The serial interface connection is located un-
derneath the display cover: unscrew and re-
move the retaining screw before unscrewing
the display cover.
An open display cover will render the explo-
sion protection unsafe.
Only open the display cover in atmospheres
that are not potentially explosive.
The local SAMSON SSP interface of the po-
sitioner needs to be connected over an
adapter (see Table 5 on page 19) to the
RS-232 or USB port of the computer before
the TROVIS-VIEW software can be used.
WARNING
!
6
Operating controls and readings
Protective cover
Rotary pushbutton
Serial interface
Display
Retaining
screw
Fig. 15:
Operating controls of Type 3731-3 Positioner
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