Parameter

IG-28MS

Wavelength range

180.0 nm to 1,100.0 nm* 180-190nm operation Argon gas purging is required

Spectral bandwidth

Fixed – 1 nm (190 to 1,100 nm) Optional- 0.5nm to 4.0nm computer controlled

Wavelength display

0.1nm increments

Wavelength setting

0.1nm increments (0.1nm increments when setting scanning range)

Wavelength accuracy

±0.1 nm at D2 peak 656.1 nm ±0.3 nm for entire range (190 to 1100 nm)

Wavelength repeatability

±0.1 nm

Wavelength slew rate

About 6,000 nm/min

Wavelength scanning speed

3,600 to 2 nm/min

Lamp interchange wavelength

Automatic changeover of wavelength with configurable wavelength.

Stray light

Less than 0.02% T at 220 nm ( 10 g/l NaI) Less than 0.02% T at 340 nm ( 50 g/l NaNO2) Less than 1.0% T at 198 nm (12 g/l KCl)

Photometric system

Double beam optics

Photometric readability range

Absorbance: -4.00 to 4.00 Abs Transmittance: 0% to 400%

Photometric accuracy

±0.002 Abs at 0.5 Abs ±0.004 Abs at 1.0 Abs ±0.006 Abs at 2.0 Abs

Photometric repeatability

Less than ±0.001 Abs at 0.5 Abs Less than ±0.001 Abs at 1 Abs

Less than ±0.003 Abs at 2 Abs

Baseline stability

Less than 0.0002 Abs/Hr @ 700 nm (one hour after light source ON)

Baseline flatness

Less than ±0.0002 Abs(avg. of points) (1,100 to 190 nm, one hour after light source switched ON)

Noise level

Less than 0.00005 Abs (700 nm)

Light source

Plug- in pre-aligned Halogen lamp and Deuterium lamp.

Monochromator

Blazed holographic grating in Czerny-Turner mounting

Detector

Dual Silicon photodiode sourced from Hamamatsu Photonics

Sample compartment

Internal dimensions: 115 (W) x 250 (L) x 90 (H) mm Distance between light beams: 80 mm

Power requirements

AC 230 +10% with proper ground.50Hz, 160 VA.

Environmental requirements

Temperature: 15oC to38oC Humidity: 30% to 80%

Dimensions

430 (W) x 560 (L) x 195 (H) mm

Weight

22Kg

Output device

USB/Wireless, Smartphone with UV apps, Standalone Controller, PC,

Optional Accessories

8 cell auto sampler, Variable Slit 0.5nm to 5.0nm, Microcell, Long path 20, 40, 50, 100 mm cell, Constant Temperature attachment.

Software

software  compatible with Microsoft Windows 7 & above)

Validation

Semi automatic measurement and pass/ fail evaluation and printing of results