Model

SV1100

SV1200

SV1600

SV1800

Wavelength Range

325-1000nm

325-1000nm

320-1100nm

320-1100nm

Spectral Bandwidth

5nm

4nm

4nm

2nm

Optical System

Single Beam
Grating 1200 lines/mm

Single Beam
Grating 1200 lines/mm

Single Beam
Grating 1200 lines/mm

Single Beam
Grating 1200 lines/mm

Wavelength Accuracy

±2.0nm

±1.0nm

±0.5nm

±0.5nm

Wavelength Repeatability

±1.0nm

±0.5nm

±0.3nm

±0.3nm

Wavelength Setting

Manual

Auto

Auto

Auto

Photometric Accuracy

±0.5%T

±0.5%T

±0.3%T

±0.3%T

Photometric Repeatability

±0.3%T

±0.3%T

±0.2%T

±0.2%T

Photometric Range

-0.097A - 1.999A,
0 - 125%T

-0.097A - 2.5A,
0 - 125%T

-0.3A- 3A,
0 - 200%T

-0.3A - 3A,
0 - 200%T

Stray Light

0.5%T@340nm

0.3%T@340nm

0.05%T@360nm

0.05%T@360nm

Stability

±0.004A/h
@ 500nm

±0.002A/h
@ 500nm

±0.002A/h
@ 500nm

±0.002A/h
@ 500nm

Display

3.5 bits LCD

Graphic LCD
(128 x 64 dots)

Graphic LCD
(128 x 64 dots)

Graphic LCD
(128 x 64 dots)

Photometric Mode

Transmittance
Absorbance
Concentration

Transmittance
Absorbance
Concentration

Transmittance
Absorbance
Concentration

Transmittance
Absorbance
Concentration

Detector

Silicon Photodiode

Silicon Photodiode

Silicon Photodiode

Silicon Photodiode

Standard Cell Holder

4-position10mm cell holder

4-position10mm cell holder

4-position 10mm cell holder

4-position 10mm cell holder

Sample Compartment

Standard 10mm Pathlength

Standard 10mm Pathlength

Standard 10mm Pathlength

Standard 10mm Pathlength

Light Source

Halogen Tungsten lamp

Halogen Tungsten lamp

Halogen Tungsten lamp

Halogen Tungsten lamp

Output

RS-232 Port

USB Port & Parallel Port

USB Port & Parallel Port

USB Port & Parallel Port

Power Requirement

110V/60Hz or 220V/50Hz

110V/60Hz or 220V/50Hz

110V/60Hz or 220V/50Hz

110V/60Hz or 220V/50Hz

Dimensions
( W x D x H )

19 x 14 x 6 inch
480x360x160mm

18.5 x 14.5 x 7 in
470x370x180mm

19 x 14.5 x 7 inch
480x370x180 mm

19 x 14.5 x 7 inch
480x370x180 mm

Weight

18lbs / 8 kg

26lbs / 12 kg

31lbs / 14 kg

31lbs / 14 kg