Maintenance and Troubleshooting
|
6-79
Decimal Alarm
Bit
Value
Type
Alarm Condition / Description and Suggested Corrective Action
5
32
Fault
f: Lamp Failure
If a
PMT Reference
signal falls below 750 mV for 5 minutes, it indicates the lamp
has failed and requires replacement.
Corrective Action:
•
From the
Optical Bench Data
tab, check the
PMT
Reference
value for
each filter. If any of these signals are below 750 mV, take appropriate safety
precautions and replace the Source Lamp(s) immediately (see “Source Lamp
Replacement” in this chapter).
Summary of Contents for 933S
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Page 39: ...Specifications 2 15...
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Page 52: ...3 6 Model 933S UV Analyzer Figure 3 1 Analyzer backpan dimensions European...
Page 91: ...Installation and Start Up 3 45 Figure 3 24 Column Profile...
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Page 190: ...6 14 Model 933S UV Analyzer Figure 6 3 1 Standard Range Cell 40 cm or smaller...
Page 191: ...Maintenance and Troubleshooting 6 15 Figure 6 3 2 Low Range White Cell 81 2 cm P N 100 1780 1A...
Page 197: ...Maintenance and Troubleshooting 6 21 Figure 6 4 Column Block assembly...
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Page 272: ...A 8 Model 933S UV Analyzer Lower Enclosure Layout WX 14838...
Page 274: ...A 10 Model 933S UV Analyzer RS 232 Communications Cable Connections 300 9480...
Page 279: ...Appendix A Drawings A 15 Optical Bench Board P N 100 1662...
Page 280: ...A 16 Model 933S UV Analyzer PMT Buffer Board 100 0140...
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