Siemens SIMATIC TI525 User Manual

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

Siemens SIMATIC TI525 Specifications

General

Type	Programmable Logic Controller (PLC)
Memory	Up to 64KB RAM
I/O Capacity	512
Programming Language	Ladder Logic
Temperature Range	0°C to 60°C
Communication Ports	RS-232
Operating Temperature	0°C to 60°C
Relative Humidity	5-95% non-condensing