4–39
T-359
ERR #
Internal
Microprocessor
Failure
The controller performs self-check routines. If an internal failure occurs, an
“ERR”alarm will appear on the display. This is an indication the controller
needs to be re placed.
ERROR
DESCRIPTION
ERR 0-RAM failure
Indicates that the controller working
memory has failed.
ERR 1-Program
Memory failure
Indicates a problem with the controller program.
ERR 2-Watchdog
time-out
The controller program has entered a mode whereby
the controller program has stopped executing.
ERR 3-N/A
N/A
ERR 4-N/A
N/A
ERR 5-A-D failure
The controller's Analog to Digital (A-D) converter has
failed.
ERR 6-IO Board
failure
Internal program/update failure.
ERR 7-Controller
failure
Internal version/firmware incompatible.
ERR 8-Data-
CORDER failure
Internal DataCORDER memory failure.
ERR 9-Controller
failure
Internal controller memory failure.
In the event that a failure occurs and the display cannot be updated, the
status LED will indicate the appropriate ERR code using Morse code as
shown below.
E R R 0 to 9
ERR0 = . .-. .-. -----
ERR1 = . .-. .-. . ----
ERR2 = . .-. .-. . . ---
ERR3 = . .-. .-. . . . --
ERR4 = . .-. .-. . . . . -
ERR5 = . .-. .-. . . . . .
ERR6 = . .-. .-. -. . . .
ERR7 = . .-. .-. --. . .
ERR8 = . .-. .-. ---. .
ERR9 = . .-. .-. ---- .
Entr StPt
Enter Set point (Press
Arrow & Enter)
The controller is prompting the operator to enter a set point.
LO
Low Main Voltage
(Function Codes
Cd27-38 disabled and
NO alarm stored.)
This message will be alternately displayed with the set point whenever the
supply voltage is less than 75% of its proper value.
Table 4–6 Controller Alarm Indications
CODE #
CAUSE
COMPONENTS
TROUBLESHOOTING
CORRECTIVE ACTIONS
Содержание 69NT40-561-019
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