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Siemens SIMATIC TI525 - Status Word Two (STW02); Format of Status Word Two (STW02)

Siemens SIMATIC TI525
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STAR
TUP / TROUBLESHOOTING
5-9
Hardware
and Installation User Manual
5.2.3.2 Status
W
or
d T
wo (STW02)
As illustrated in Figure 5-3 below, STW02 shows the status of up to sixteen
bases.
From right to left, each bit in the word represents a base. The bit is set to 1
when the base that it represents has failed or is
not
present, and it contains a 0 if
the base is good. An empty base is reported with a 0, and bases 0 and 1 are
always
reported with a 0.
STW02
Bit
1234 5678 910111213141516
1 = base 15 has
failed or is
not present
MSB LSB
1 = base 2 has
failed or is
not present
Base 0: always 0
Base 1: always 0
Figure 5-3 Format of Status Word Two (STW02)
NOTE
Status words three through five are not used by the
TI525/TI535.
Artisan Scientific - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisan-scientific.comArtisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

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