Festo 174335, Electronic Manual

Page: 138 / 184

5. Diagnosis and error treatment
5-16
Festo P.BE-VIFB13-03-EN en 0003c
The 4 status bits provide coded diagnostic information with
the following significance:
Status bits*) Diagnostic information
2
7
2
6
2
5
2
4
0 0 0 0 no error
X 0 1 X Short circuit/overload at output
X 1 0 X V
valves
<
21.6V**)
X 1 1 X V
outputs
<
10V**)
1 X X X V
Sensor
<
10 V
X X X 1 A error bit (AS-i/Analog I/O)
X = not relevant
*) The status bits can always be addressed at the four highest value addresses of the configured
address space.
**) only when the voltage monitoring is activated (see Chapter 3.2.3, DIL switch)
Fig. 5/10: Coded diagnostic information of the 4 status bits