Samson 3738-20, Mounting And Operating Instructions

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42 EB 8390 EN
Start-up
8.2 Verifying readings on dis-
play
NOTICE
For safety-instrumented systems, the
display’s functioning must be tested.
The display’s functioning is checked using the
P3 parameter.
P3: Display reading when
the test has not been
started
When the test has
been started:
P3 : Display reading 1
%
P3 : Display reading 2
P3 : Display reading 3
P3 : Display reading 4
P3 : Display reading 5
P3 : Display reading 6
P3 : Display reading 7
P3 : Display reading 8
P3 : Display reading 9
P3 : Display reading 10
Turn
g
P3 (display: TSTD)
Press , reading 1
Turn , reading 2 to 10
Press
to confirm testing. The last test of the
display readings is saved with a time stamp
in the electronic limit switch. The time stamp
can be read in TROVIS-VIEW.