OptiFlex™ I/O Expanders (part no. FIO)
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25
5 Anything other than No Fault Detected indicates an error. See the table below to determine the
error and possible actions to take.
Expander is not connected to the
controller.
• The expander has no power.
•
The controller is offline.
The expander is connected to the
controller's I/O bus edge connector or
wired to the I/O Bus port.
•
• The microblock's I/O Type and
Sensor/Actuator Type
are not
• The I/O Type and Sensor/Actuator
Type
combination is valid for the I/O
number and microblock type.
The output's DIP switch setting
does not match the connected
The DIP switch setting is appropriate
for the output and microblock type.
Invalid expander address or I/O
number.
The expander is present and
functional at the address shown in
the WebCTRL® interface and that I/O
Input exceeds the
limits.
The input is within the
Output's
switch is in
The expander's
switch is in the Auto position.
• No device is attached to the output.
• The device is present and functioning.
Internal voltage feedback does not
correspond with commanded value.
The load on the output is within the
valid range.
• A voltage/current source has not
been connected to an output.
Internal current feedback does not
correspond with commanded value.
The load on the output is within the
valid range.
• A voltage/current source has not
been connected to an output.
• Feedback from the expander does
not correspond with commanded
value (for example, the output relay
is not in commanded state).
• Expander may be faulty. Contact
Technical Support.