1.10 C
ONNECTING
A
CCESSORY TO
DB-20……………….………………..…………….1-8
1.11 C
ONNECTING
DB-20
TO
PC S
OFTWARE
………………….……..………………1-8
1.12 C
ONNECTING
USB F
LASH
M
EMORY
…..……………………………………………….1-8
CHAPTER 2 FUNCTION…………………………………………………2-1
2.1 A
PPLICATION
……………………………………………………………………………2-1
2.2 P
RINCIPLE OF
O
PERATION
……………………………………………………………….2-2
2.2.1 Optical System……………………………………………….……………………..2-2
2.2.2 Signal Processing and Control System……………………………………………..2-3
2.3 P
ROPER
U
SE OF
S
PECTROPHOTOMETER
…………………………………...…………….2-3
2.3.1 Solvent Selection…………………………………………………..………………2-3
2.3.2 Special Samples……………………………………………………………………2-4
2 . 4 F
U N C T I O N S
… … … … … … … … … … … … … … … … … … … … … … … … … 2 - 4
2.4.1 Quantitative Analysis……………………………………………..………………2-4
2.4.2 Wavelength Scan…………………………………………………….…………….2-5
2.4.3 Time Scan…………...……………………………………………….…………….2-6
2.4.4 Secondary Processing Functions…………………………………….…………….2-6
2.4.5 Data Storage Function…………..……………………………………………….2-7
2.4.6 Automatic Start Function………………..……………………………………….2-8
2.4.7 Automatic Calibration and Self – Diagnosis Functions……………………….2-8
2.5
S
PECIFICATION
………………………………………………………………………….2-8
CHAPTER 3 OPERATIONAL METHOD…………………………………3-1
3.1 B
ASIC
O
PERATION
……………………………………………………………………....3-1
3.1.1 Operational Procedure……………………………………………………………..3-1
3.1.2 Key-Panel Functions………………………………………………………….…3-1
3.2 P
RELIMINARY
O
PERATION
………………………………………………………………3-3
3.2.1 Initialization………………………………………………………………………..3-3
3.2.2 Main Menu…………………………………………………………………………3-4
3.3
P
HOTOMETRY
……………………………………….…………………………………..3-5
3.3.1 Step by Step Operation……………………………...……………………………..3-6
3.3.2 Performing Photometric Measurements………………………..……………….3-12
3.4 W
AVELENGTH
S
CAN
…………………………………………………..………….3-20
3.4.1 Measurement Parameter Setting………………………………………………….3-20
3.4.2 Performing a Wavelength Measurement…………...…………………………….3-28
II