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Teledyne API Model 401 O

Photometric Calibrator Instruction Manual, 01124, Rev. J2

2.2.3 Status LEDs

The three status LEDs to the right of the display indicate the general status of the Model 401

Photometric Calibrator. The green SAMPLE LED indicates the sampling status. The yellow

CAL LED indicates the calibration status. The red FAULT LED indicates the fault status. Table

2-5 summarizes the meanings of the status LEDs.

Table 2-5: Status LEDs

LED State Meaning

Green Off

Not monitoring (should never be off)

Monitoring normally

(STBY/ZERO/O

GN/ASEQ MODE)

Yellow Off

Blinking

Auto cal. disabled

Auto cal. enabled

Calibrating

Red Off

Blinking

No warnings exist

Warnings exist

2-9

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 113 114

MODEL 401 1
CALIBRATOR 1
SAFETY MESSAGES 2
TABLE OF CONTENTS 3
LIST OF FIGURES 7
LIST OF TABLES 8
1 INTRODUCTION 9
1.3 Principle Of Operation 10
1.3.1 Interferent Rejection 12
1.4 Specifications 13
1.4.10 Flow Rates 15
1.4.11 Power 15
1.4.12 Weight 15
1.6.1 Electrical Connections 22
1.6.2 RS-232 22
1.6.3 Pneumatic System 24
1.6.5 Output Flow Adjustment 24
1.7 Operation Verification 28
Table 1-1: Test Values 29
1.8 Options 30
2 OPERATION 31
2.1.5 Data Acquisition 32
2.1.6 RS-232 Interface 32
2.1.7 Password Protection 32
2.2 Front Panel 34
2.2.3 Status LEDs 39
3 CALIBRATION 41
3.6 Photometer Calibration 43
3.9 Hold Off 45
4 SETUP MODE 47
4.5 Setting the O 49
Generation Mode 49
4.6 Setting The Time-Of-Day 49
4.7 Setting The Date 49
4.9 Setting The O 50
Concentration Range 50
4.15 Software Configuration 52
0 mV 1000 mV 53
5 DIAGNOSTICS 55
5.2.1 D/A Output 56
6 HANDLING WARNINGS 57
7 RS-232 COMMUNICATIONS 59
7.1 DAS Reporting 60
7.2 Warnings 61
7.3 Status/Control 62
7.4 Diagnostics 64
7.5 Test Measurements 65
8 ADJUSTMENTS 69
8.4 Flow Readout Adjustment 72
8.5 DC Power Supply 74
8.6 CPU 74
8.7 Status Lines 75
± 50 mV 76
± 500 mV 76
8.12 Bench Feedback Option 78
9 TROUBLESHOOTING 79
9.2.3 Checking The Keyboard 81
Table 9-1: Warning Messages 82
9.5.5 Cannot Zero 86
9.5.6 Cannot Span 86
Components 87
9.6.3 Checking The V/F Card 89
° C=2.5V, ± 0.125V/°C 92
TELEDYNE 96
10 ROUTINE MAINTENANCE 97
10.2 Leak Checking 98
10.3 Cleaning Of Sample Cell 98
10.4 Changing The Prom 99
INTENTIONALLY BLANK 100
11 MODEL 401 SPARE PARTS AND 101
EXPENDABLES KITS 101
Teledyne API Model 401 O 102
(table continued) 103
OPTIONS 105
Appendix C REFERENCES 109

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