Codes - Spectrum Controls SLC 500 User Manual

Codes

Operation
The module has 9 (5-CTR4) LED's that indicate the following:
Module Status LED:
Channel Status LED's:
The Module and Channel Status LEDs produce diagnostic blink codes when an
error occurs. If the Module Status LED produces a blink code, please contact
your local AB Representative or one of our technical support engineers.
The Channel Status LED error codes may be used to detect channel configuration
errors.
Table 6-1. Channel Status LED Blink Codes
Blink # Fault
1 Frequency Scale/F Factor Out of Range
2 Frequency Input Range Mismatch:
Channel pairs,0-1/2-3/4-5/6-7 must be configured for the same
range.
3 Bidirectional or Quadrature Mode Configuration Error:
Channel pair configuration word must be identical for these modes.
4 Negative K, M, or F Factor.
5 Limit out of range.
6 Preset out of range.
7 High resolution rate and 24 bit counter mode set.
I/O error codes appear in word S:6 of the SLC processor status file. The first two
digits of the error code identify the slot (in hexadecimal) with the error. The last
two digits identify the I/O error code (in hexadecimal).
The error codes that apply to your module include (in hexadecimal):
50–5E
•
71 (watchdog error)
•
90–94
•
For a description of the error codes, refer to the Allen-Bradley Advanced
Chapter 6: Testing Your Module
1 Green LED:
Indicates that the module
has completed its self-test
and is ready. Module and
self-test errors are
reported by an error blink
code.
8 Green LEDs:
The channel status LEDs
indicate that the given
channel is Enabled. See
table below for blink
code.
User's Manual Pub. 0300181-07 Rev. A
6-3