Feature:

1 Microprocessor control, 16��2 LCD display

2 Auto zero and auto 100%T adjustment provided

3 Calibration curve can be set up by either measuring or entering up to 10 standards or entering K and B factors directly via the keyboard

4 Parameters can be saved for later use.

5 Up to 10 calibration curves can be stored and edited for user's convenience

6 Data can be printed on an optional desktop printer and can be downloaded to a PC through RS-232

7 PC control provided for more accurate and flexible measurement requirements (optional)

8 Auto-wavelength control (optional)

Technical Specification:

Model

VIS-7220G
Wavelength: 320~1100nm
Wavelength accuracy: ��2.0nm
Wavelength reproducibility: 1nm
Monochromator: Single-beam, C-T type, grating 1200L/mm

Photometric accuracy: ��0.5%T
Photometric reproducibility: 0.3%T
Stray light: 0.1%T(NaNO2 at 340nm)
Spectral bandwidth: 5nm (1, 2, 4nm optional)
0%T stability :0.2%T(30min)
100%T stability: 0.001A/30min (at 500nm, after warming up)

Operation mode: T, A, C, E
Photometric range: -0.3~3A
Display: 16X2 LCD
Detector: Silicon Photodiode
Light source: Tungsten halogen lamp
Power Requirement: 220/110V��10%,50/60HZ
Power consumption: 100W
Dimensions: 530��410��210mm
Net weight: 15kg