Communication and system time startup fault scenarios
Non-redundant C300 Controller with no Memory Retention
R301.1 Experion C300 Controller User's Guide 241
11/06 Honeywell
Controller Faceplate Problem
C300 Block
Time Source
Station Alarm Resolve
LED
FTE
LEDs
Off
Display
COMM
CB icon
Red
Controller does not complete
startup.
Status
LED
Blinking
Red ->
Blinking
Green
FTE
LEDs
Blinking
Green
Display
TS for 3
min. then
-> NODB
CB icon
Grey
Communication on FTE
network
• No Communication via
CDA
• Unable to establish
connection to system time
source
Internal CDA comm Lost
Connection
Note 2
Status
LED
Blinking
Red ->
Blinking
Green
FTE
LEDs
Blinking
Green
Display
TS for 1
min.
then ->
NODB
CB icon
Red
Communication on FTE
network
• Communication via CDA
• Unable to establish
connection to system time
source
CDA C300 Not
Synchronized
Note 3
Status
LED
Blinking
Green
FTE
LEDs
Blinking
Green
Display
NODB
Communication on FTE
network
• No communication via CDA
• Established connection to
system time source
SNTP CDA comm Lost
Connection
Note 4