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Troubleshooting
TruVu™ VAVB3
-E2
CARRIER CORPORATION ©2022
Installation and Start-up Guide
All rights reserved
103
Reliability
description
Possible error
Verify that...
Configuration
Error
•
The microblock's
I/O Type
and
Sensor/Actuator Type
are not
compatible.
•
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 device.
•
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 i-Vu® interface
and that I/O number is valid.
Over Range
•
Input exceeds the
Min/Max
limits.
•
The input is within the
Min/Max
limits.
No Sensor
•
No device is attached to the output.
•
The device is present and functioning.
Shorted Loop
•
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.
Open Loop
•
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.
Unreliable Other
•
Feedback does not correspond with
commanded value (for example, the
output relay is not in commanded
state).
•
Device may be faulty. Contact Carrier
Control Systems Support.
To get a Device Log
If Carrier Control Systems Support instructs you to get the controller's Device Log containing diagnostic
information for troubleshooting:
1
Select the TV-VAVB3-E2 in the i-Vu® navigation tree.
2
On the
Properties
page, click
Device Log
.
NOTE
You can click
Device Log Archive
to download a file containing multiple Device Logs to your computer. This
also contains any network packet captures that have been run from the
Network Diagnostics - Packet Captures
(page 83) driver page.