Teledyne T200 User Manual page 137

WARNING
REAR BOARD NOT
DET
RELAY BOARD WARN
SAMPLE FLOW WARN
SAMPLE PRESS WARN
SYSTEM RESET
1 Clears 45 minutes after power up.
2 Clears the next time successful zero calibration is performed.
3 Clears the next time successful span calibration is performed.
Clears 30 minutes after power up.
4
5 Only appears if the IZS option is installed.
083730200A DCN7962
FAULT CONDITION
Motherboard not detected on
power up. (CPU unable to
communicate with motherboard).
The CPU unable to communicate
with the Relay PCA.
The flow rate of the sample gas
is outside the specified limits.
(Sample flow rate is < 350 cc/min
or > 600 cc/min).
Sample pressure is too high or
too low for accurate NO , NO,
x
NO readings. (Sample Pressure
2
is <15 in-Hg or > 35 in-Hg).
Normally 29.92 in-Hg at sea level
decreasing at 1 in-Hg per 1000 ft
of altitude (with no flow – pump
disconnected).
The computer has rebooted.
Teledyne API T200 NO/NO
POSSIBLE CAUSES
This warning only appears on Serial I/O COM
Port(s). Front panel display will be frozen,
blank or will not respond.
Failure of motherboard
I 2 C Bus failure
Failed Relay Board
Loose connectors/wiring
Failed Sample Pump
Blocked Sample Inlet/Gas Line
Dirty Particulate Filter
Leak downstream of RCELL Critical Flow
Orifice
Failed Sample Pressure Sensor
Failed Vacuum Pressure Sensor
If Sample Pressure is < 15 in-Hg:
• Blocked Particulate Filter
• Blocked Sample Inlet/Gas Line
• Failed Pressure Sensor/circuitry
If Sample Pressure is > 35 in-Hg:
• Bad Pressure Sensor/circuitry
• Pressure too high at Sample Inlet.
This message occurs at power on.
If it is confirmed that power has not been
interrupted:
Failed +5 VDC power
Fatal Error caused software to restart
Loose connector/wiring
/NO Analyzer with NumaView™ Software
2 x
135