Table 11-1: Warning Messages - Indicated Failures - Teledyne t100 Operation Manual

Troubleshooting & Service
Table 11-1: Warning Messages - Indicated Failures
Warning Message
ANALOG CAL
WARNING circuitry or one of its analog
BOX TEMP WARNING
CANNOT DYN SPAN
CANNOT DYN ZERO
CONFIG INITIALIZED
DARK CAL WARNING
DATA INITIALIZED Data Storage in DAS was
HVPS WARNING High voltage power supply
output is <400 V or >900 V
IZS TEMP WARNING
installed: The permeation
tube temperature is Sample
PMT DET WARNING
PMT TEMP WARNING
RCELL TEMP
WARNING
Mother Board not detected
REAR BOARD NOT
on power up.
DET
Sample flow rate is < 500
SAMPLE FLOW WARN
cc/min or > 1000 cc/min.
Sample Pressure is <10 in-
SAMPLE PRES WARN
Hg or
> 35 in-Hg
222
Fault Condition
A parameter for one of the analog outputs, even one not currently being used,
The instruments A/D
A/D circuitry failure on motherboard
outputs is not calibrated
Other motherboard electronic failure
Box Temp is < 5°C or > NOTE: Box temperature typically runs ~7
48°C. Poor/blocked ventilation to the analyzer.
Stopped exhaust-fan
Ambient temperature outside of specified range
Dynamic Span operation Measured concentration value is too high or low.
failed Concentration slope value too high or too low
Dynamic Zero operation Measured concentration value is too high.
failed Concentration offset value too high.
Configuration and Failed disk on module
Calibration data reset to User erased data
original Factory state.
Light leak in reaction cell
The Dark Cal signal is
Shutter solenoid is not functioning
higher than 200 mV.
Failed relay board
2
I
Loose connector/wiring
PMT preamp board bad or out of cal
Failed disk on module
erased User cleared data
High voltage power supply is bad
High voltage power supply is out of cal
A/D converter circuitry is bad
Bad IZS heater
On units with IZS options
Bad IZS temperature sensor
Bad relay controlling the IZS heater
Entire relay board is malfunctioning
chamber temperature is
2
I
< 45°C or > 55°C
Failure of thermistor interface circuitry on motherboard
Failed PMT
PMT detector output is >
Malfunctioning PMR preamp board
4995 mV
A/D converter circuitry failure
Bad PMT thermo-electric cooler
PMT temperature is
Failed PMT TEC driver circuit
< 2°C or > 12°C
Bad PMT preamp board
Failed PMT temperature sensor
Loose wiring between PMT temperature sensor and PMT Preamp board
Malfunction of analog sensor input circuitry on motherboard
Bad reaction cell heater
Sample chamber
Bad reaction cell temperature sensor
temperature is
Bad relay controlling the reaction cell heater
< 45°C or > 55°C
Entire relay board is malfunctioning
2
I
Warning only appears on serial I/O COMM port(s)
Front panel display will be frozen, blank or will not respond.
Massive failure of mother board.
Failed sample pump
Blocked sample inlet/gas line
Dirty particulate filter
Leak downstream of critical flow orifice
Failed flow sensor/circuitry
If sample pressure is < 10 in-hg:
1
If sample pressure is > 35 in-hg:
Teledyne API - T100 UV Fluorescence SO
Possible Causes
has been changed and the analog output calibration routine was not re-run
C bus failure
C bus malfunction
C bus malfunction
o Blocked particulate filter
o Blocked sample inlet/gas line
o Failed pressure sensor/circuitry
o Blocked vent line on pressurized sample/zero/span gas supply
o Bad pressure sensor/circuitry
2
o
c warmer than ambient temperature.
06807F DCN7335
Analyzer