Honeywell C300 User Manual

10. C300 Controller Troubleshooting
10.6. IOLINK block soft failures
250
Series 8 C300 Controller User's Guide
Honeywell
R500
April 2017
Soft Fail Message
Condition when indicator is lit
Corrective Action
IOL PROCESSOR,
RESUMPTION OF NON-
WAIT TASK
Indicates a Daughter Card soft
failure.
Call Honeywell TAC.
IOL PROCESSOR,
DIAGNOSTIC
INITIATION TIMEOUT
Indicates a Daughter Card soft
failure.
Call Honeywell TAC.
IOL PROCESSOR,
DIAGNOSTIC CYCLE
OVERFLOW
Indicates a Daughter Card soft
failure.
Call Honeywell TAC.
IOL PROCESSOR
STACK LIMIT
OVERFLOW
Indicates a Daughter Card soft
failure.
Call Honeywell TAC.
IOL Process Data Cycle
Overruns
Indicates that PV scanning from the
IOM or IOMs was not completed
within the IOM scan rate timeframe.
Reduce the IOM's scan rate or the
execution period of the Control
Modules containing connections to
IO Channels.
UM51 Diagnostic
Exceeded Time
Threshold
The time allotted for the incremental
internal diagnostic has been
exceeded.
Call Honeywell TAC.
UM51 Diagnostic
Overrun
The time allotted for the internal
diagnostic to complete has been
exceeded.
Call Honeywell TAC.

Honeywell C300 Specifications

General

Memory	512 MB RAM, 512 MB Flash
Type	Process Controller
Communication Ports	Ethernet, Serial
Power Supply	24V DC
Inputs	Analog and Digital
Outputs	Analog and Digital
Communication	Ethernet, Serial, HART
Redundancy	Supported (Hot Standby)