Figure 11-1: Viewing And Clearing Warning Messages; Table 11-1 Warning Messages - Teledyne 300E Instruction Manual

Model 300E Carbon Monoxide Analyzer
Instruction Manual
To View or Clear the various warning messages press:
TEST deactivates Warning
Messages until New warning(s)
are activated

Figure 11-1: Viewing and Clearing Warning Messages

NOTE: A failure of the analyzer's CPU or Mother Board can result in any or ALL of
the following messages.
Warning
Message
BENCH TEMP The optical bench temp
WARNING
BOX TEMP
WARNING
CANNOT DYN
SPAN
CANNOT DYN
ZERO
CONFIG
INITIALIZED
DATA
INITIALIZED
P/N 04288 REV: A
SAMPLE WHEEL TEMP WARNING
TEST
SAMPLE RANGE=50.0 PPM
< TST TST > CAL
SAMPLE WHEEL TEMP WARNING
< TST TST > CAL
Make SURE warning
messages are NOT due to
LEGITIMATE PROBLEMS..

Table 11-1 Warning Messages

Fault Condition
is controlled at 48 ± 5
°
C.
°
Box Temp is < 5 C or
°
> 48 C.
Dynamic Span
operation failed
Dynamic Zero
operation failed
Configuration and
Calibration data reset
to original Factory
state.
Data Storage in iDAS
was erased
TROUBLESHOOTING & REPAIR PROCEDURES
CO = XX.XX
CAL MSG CLR
CO = XX.XX
MSG
CLR
CO = XX.XX
CLR
MSG
§ Bench Heater
§ Bench Temperature Sensor
§ Relay controlling the Bench Heater
§ Entire Relay Board
2
§ I C Bus
Box Temperature typically runs ~7
temperature.
§ Poor/blocked ventilation to the analyzer.
§ Stopped Exhaust-Fan
§ Ambient Temperature outside of specified range
§ Measured concentration value is too high or low.
§ Concentration Slope value to high or too low
§ Measured concentration value is too high.
§ Concentration Offset value to high
§ Failed Disk on Chip
§ User erased data
§ Failed Disk on Chip
§ User cleared data
SETUP
MSG activates Warning
<TST TST> keys replaced with
SETUP
Press CLR to clear the
SETUP message currently being
Displayed.
If more than one warning is
active the next message will
take its place
Once the last warning has been
cleared, the analyzer returns to
SAMPLE Mode
Possible Causes
o
C warmer than ambient
Messages.
TEST key
189