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5. Diagnosis and error treatment
5−19
Festo P.BE−VIFB5−03−EN en 0503e
5.4.1 Diagnostic byte
The diagnostic information of a valve terminal is grouped into
a diagnostic byte. The following error states are recognized
with this diagnostic byte and communicated to the PLC:
Diagnostic
information
Meaning
Cause
V
Val
ves
(V
val
)
Monitors the tolerance
of the operating voltage
of the valves and electric
outputs
Operating voltage at
pin2 of the operating
voltage connection
<
21.6 V
V
Out
puts
(V
out
)
Monitors the operating
voltage of the valves and
electric outputs (no volt
age applied, e.g.
EMERGENCY STOP)
Operating voltage at
pin2 of the operating
voltage connection
<
10V
V
Out
puts
(V
out
)
Monitors the supply
voltage to the inputs
(sensors).
Internal fuse triggered
Short circuit/
overload
Monitors the electric
outputs of the output
modules
Short circuit or overload
Fig.5/14: Error states of the valve terminal
The diagnostic byte is transmitted to the PLC in accordance
with the relevant field bus protocol. Please note in this re
spect the following information, depending on the manufac
turer:
Содержание IFB05-03
Страница 2: ......
Страница 15: ...Summary of components 1 1 Festo P BE VIFB5 03 EN en 0503e Chapter 1...
Страница 24: ...1 Summary of components 1 10 Festo P BE VIFB5 03 EN en 0503e...
Страница 25: ...Fitting 2 1 Festo P BE VIFB5 03 EN en 0503e Chapter 2...
Страница 35: ...Installation 3 1 Festo P BE VIFB5 03 EN en 0503e Chapter 3...
Страница 63: ...Commissioning 4 1 Festo P BE VIFB5 03 EN en 0503e Chapter 4...
Страница 95: ...Diagnosis and error treatment 5 1 Festo P BE VIFB5 03 EN en 0503e Chapter 5...
Страница 126: ...5 Diagnosis and error treatment 5 32 Festo P BE VIFB5 03 EN en 0503e...
Страница 127: ...Technical appendix A 1 Festo P BE VIFB5 03 EN en 0503e Appendix A...
Страница 141: ...Accessories B 1 Festo P BE VIFB5 03 EN en 0503e Appendix B...
Страница 142: ...B Accessories B 2 Festo P BE VIFB5 03 EN en 0503e Contents B 1 Connecting the cables to the plugs sockets B 3...
Страница 146: ...B Accessories B 6 Festo P BE VIFB5 03 EN en 0503e...
Страница 147: ...Index C 1 Festo P BE VIFB5 03 EN en 0503e Appendix C...
Страница 148: ...C Index C 2 Festo P BE VIFB5 03 EN en 0503e Contents C Index C 1...
Страница 153: ...C Index C 7 Festo P BE VIFB5 03 EN en 0503e MAXI 1 3 1 6 MIDI 1 3 1 5 Voltage Selecting the cables 3 6 3 15...
Страница 154: ...C Index C 8 Festo P BE VIFB5 03 EN en 0503e...