NV20 Series Spectrophotometers

List Price: $566.00 (NV201)

List Price: $599.00 (NV202)

Features:


l  Wide spectrum range, numerical displays of wavelength and measurement.

l  Precise holographic grating.

l  Low stray light.

l  Auto "0" and "100%T".

l  All models equipped with RS232C port.

l  Small size and fine sculpt.

l  Setting of concentration factor and direct reading of concentration.

l  Sample chamber obturated for easy operation.

l  Model NV203 comes with four sample-rooms, easy to change the substance.





   Specifications of NV20 Spectrophotometers :

Model

NV201

NV202

NV203

Optical system

Single beam of light, C-T, 1200 line/mm holographic grating

Spectral bandwidth

10nm

6nm

4nm

Wavelength range

335-1000nm

Wavelength accuracy

+-2nm

Wavelength repeatability

1nm

Stray light

0.1%T( 360nm , NaNO2) or less

Absorption range

-0.3~2.5A

Photometric accuracy

+-0.5%T

Photometric repeatability

0.3%T

LED Display

Transmittance, Absorbance, Concentration, Wavelength

RS232C

Detector

Silicon photo-diode

Light source

Halogen Tungsten Lamp

Cuvette 10mm cuvette standard, 20mm, 30mm optional

Power

110/220V, 60/50HZ

Dimension

385mm * 310mm * 190mm

Net weight

5.5kg or less

Sample-rooms

1

4

NV Computer Interface



UV-7800C Series UV/VIS Spectrophotometers
Features:
  * All UV-visible spectrophotometers feature high performance sealed optics mounted on a stable platform.
  * The innovative optical layout and C-T monochromator with high grade blazed holographic grating ensure high accuracy.
  * Integrated design assures long-term stability and durability.

Specifications:
Model UV-7804PCPRINT UV-7804PC UV-7804CPRINT UV-7804C
Wavelength range 200-1000 nm, autoscan
Slit width 4 nm
Wavelength accuracy ±1.0 nm
Wavelength setting repeatability ≤0.5 nm
Wavelength display In steps of 0.1 nm
Wavelength calibration Automatic at start
Measurement range 0-125 %T; -0.097-2.70 A; 0-1999 C (0-1999 F)
Photometric accuracy ±0.002 Abs (0 to 0.5Abs), ±0.004 Abs (0.5 to 1.0 Abs),±0.5 %T
Photometric repeatability ±0.001 Abs (0 to 0.5Abs), ±0.002 Abs (0.5 to 1.0 Abs),±0.2 %T
Stray light 0.25 %T (at 220,340,420 nm)
Baseline flatness =±0.005 Abs
Baseline stability =0.004 Abs / 30min (at 500 nm, when measured at 2 hours after energization)
0%T Line noise =±0.1 %T(at 500 nm, when measured at 2 hours after energization)
100%T Line noise =±0.3 %T(at 500 nm, when measured at 2 hours after energization)
Light source Automatic changeover linked with wavelength.Changeover point can be set with UV-Solve application software Automatic changeover linked with wavelength.Changeover point is set at 340 nm.
Display 20 x 2 LCD
Data output Digital, RS232 serial Digital, RS232 serial, centronics parallel Digital, RS232 serial Digital, RS232 serial, centronics parallel
Application software Windows- based UV-Solve application software /
Mini C impact printer Equipped with mini-printer / Equipped with mini-printer /
Power consumption (220V 10% 50Hz 150VA) or (110 V 10% 60Hz 150VA), switchable
Standard sample holder 4-position sample holder
Actual dimensions Spectrophotometer mainframe 456 W x 375 D x 220 H mm (18.0 W x 14.8 D x 8.7 H in)
Net weight 19.0 Kg (42 lbs.) 18.5 Kg (41 lbs.) 19.0 Kg (42 lbs.) 18.5 Kg (41 lbs.)
Shipping dimensions Paperboard container 625 W x 520 D x 348 H mm (24.6 W x 20.5 D x 13.7 H in)
Shipping weight 25.0 Kg (55 lbs.) 24.5 Kg (54 lbs.) 24.0 Kg (53 lbs.) 23.5 Kg (52 lbs.)

Table two:

Model UV-7802PCPRINT UV-7802PC UV-7802CPRINT UV-7802C
Wavelength range 200-1000 nm, autoscan
Slit width 2 nm
Wavelength accuracy ±0.5 nm ±1.0 nm
Wavelength setting repeatability ≤0.2 nm
Wavelength display In steps of 0.1 nm
Wavelength calibration Automatic at start
Measurement range 0-125 %T; -0.097-2.70 A; 0-1999 C (0-1999 F)
Photometric accuracy ±0.002 Abs (0 to 0.5Abs), ±0.004 Abs (0.5 to 1.0 Abs),±0.5 %T
Photometric repeatability ±0.001 Abs (0 to 0.5Abs), ±0.002 Abs (0.5 to 1.0 Abs),±0.2 %T
Stray light 0.15 %T (at 220,340,420 nm) 0.2 %T (at 220,340,420 nm)
Baseline flatness =±0.005 Abs
Baseline stability =0.004 Abs / 30min (at 500 nm, when measured at 2 hours after energization)
0%T Line noise =±0.1 %T(at 500 nm, when measured at 2 hours after energization)
100%T Line noise =±0.3 %T(at 500 nm, when measured at 2 hours after energization)
Light source Automatic changeover linked with wavelength.Changeover point can be set with UV-Solve application software Automatic changeover linked with wavelength.Changeover point is set at 340 nm.
Display 20 x 2 LCD
Data output Digital, RS232 serial Digital, RS232 serial, centronics parallel Digital, RS232 serial Digital, RS232 serial, centronics parallel
Application software Windows-based UV-Solve application software /
Mini C impact printer Equipped with mini-printer / Equipped with mini-printer /
Power consumption (220V 10% 50Hz 150VA) or (110 V 10% 60Hz 150VA), switchable
Standard sample holder 4-position sample holder
Actual dimensions Spectrophotometer mainframe 456 W x 375 D x 220 H mm (18.0 W x 14.8 D x 8.7 H in)
Net weight 19.0 Kg (42 lbs.) 18.5 Kg (41 lbs.) 19.0 Kg (42 lbs.) 18.5 Kg (41 lbs.)
Shipping dimensions Paperboard container 625 W x 520 D x 348 H mm (24.6 W x 20.5 D x 13.7 H in)
Shipping weight 25.0 Kg (55 lbs.) 24.5 Kg (54 lbs.) 24.0 Kg (53 lbs.) 23.5 Kg (52 lbs.)