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DIGITAL SPECTROPHOTOMETER 304 & 305

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DIGITAL SPECTROPHOTOMETER 304 & 305 Specification

Automation Grade
Automatic

Voltage
220 V

Measurement Range
340-960 nm

Frequency
50 Hz

Power Source
Electric

Feature
Highly Efficient

Core Components
Microprocessor, Sensor

Accuracy
100 %

Temperature Range
0C to 50C

Capacity
1000 ml

Model No
304 & 305

Equipment Materials
Mild Steel

Type
Spectrophotometer

Usage
Laboratory

Display Type
Digital

Dimension (L*W*H)
54 x 39 x 27 cm

Weight
6 kg

Wavelength Accuracy
2 nm

Wavelength Resolution
1 nm

Lamp Life
2000 Hours

Measurement Mode
Absorbance, % Transmission

Sample Holder
10 mm Path Length Cuvette

Display
3 Digit LED

Power Consumption
Low

Stability
0.005 Abs/h at 500 nm

Photometric Range
-0.3 to 2.5 Abs

Light Source
Tungsten Halogen Lamp

Optical System
Single Beam

About DIGITAL SPECTROPHOTOMETER 304 & 305

FEATURES

Range 340 To 960 nm

Wavelength Resolution 1 nm

Highly Stable & Accurate

Direct Concentration Facility

Dual Digital Display For Wavelength & Data

10 mm & 50 mm Path Length (in Model - 304 only)

Digital Spectrophotometer 304 & 305 are the most economical, reliable, rugged and accurate instrument for spectrophotometric analysis of any concentration. Digital Spectrophotometer 304 & 305 operates at a wavelength range of 340 nm to 960 nm. The output is available on a 3 digit red seven segment LED display in terms of %%Transmission (%%T), Absorbance (Abs.), and Concentration (Conc.).

SPECIFICATIONS : -

Model	304	305
Range	340 - 960 nm
Resolution	%%T: 0.1, Abs: 0.001, Conc.: 1
Output	%%T: 0 - 100, Abs: 0 - 1.99, Conc.: 0 - 1999
Detector	Silicon Photodiode
Light Source	6V, 10W, Tungsten Halogen Lamp
Monochromator	600 line/mm Holographic Grating
Sample Holder	10 mm Test Tube and provision for 50 mm Test Tube also available	10 mm Test Tube
Spectral Bandwidth	5 nm
Wavelength Resolution	1 nm
Wavelength Accuracy	+ 2.5 nm
Repeatability	+ 2 nm
Recorder Output	Available
Display	3 Digit Bright Red LED Display
Operating Temp. Range	5 C to 45 C
Power	230 V + 10%% AC, 50Hz
Dimensions (L x B x H)	475 x 285 x 130 mm (Approx.)
Weight	8.5 Kg (Approx.)
Accessories	Quartz Cuvettes of 10 mm path-length: A set of 2, Operation Manual and Dust Cover

Note : Specifications are subject to change due to continuous improvements.

Advanced Optical System for Reliable Results

Equipped with a single beam configuration, the DIGITAL SPECTROPHOTOMETER 304 & 305 offers precise wavelength control, making it suitable for demanding laboratory measurements. The microprocessor enhances stability and accuracy, while the sensor ensures consistent readings over time. Its advanced optical components provide dependable results for absorbance and %% transmission studies.

User-Friendly Digital Interface

The digital LED display gives clear, fast readouts of sample measurements. Automatic operation streamlines your workflow, reducing manual errors. The measurement data, including absorbance values and %% transmission, are easily accessible, enhancing usability for technicians and researchers.

Efficient Laboratory Performance

With low power consumption and a robust tungsten halogen light source, the spectrophotometer supports efficient lab operations. Its quick wavelength resolution and stable output make it perfect for routine analysis. The durable mild steel body and long lamp life ensure prolonged usage without frequent maintenance.

FAQs of DIGITAL SPECTROPHOTOMETER 304 & 305:

Q: How do I operate the DIGITAL SPECTROPHOTOMETER 304 & 305?

A: Simply insert your sample in a 10 mm path length cuvette, set the desired wavelength between 340-960 nm using the digital controls, and select your measurement mode (absorbance or %% transmission). The microprocessor automatically manages the measurement, displaying results on the LED screen.

Q: What applications are suitable for these spectrophotometer models?

A: These models are mainly used for quantitative and qualitative analysis in laboratories, including chemical, pharmaceutical, biological, and environmental testing, where accurate absorbance and transmission measurements are required.

Q: When should I replace the tungsten halogen lamp?

A: The lamp has an average life of 2000 hours. It should be replaced when you notice declining stability or inconsistent results during measurements, or after reaching its rated operating hours.

Q: Where is the DIGITAL SPECTROPHOTOMETER 304 & 305 manufactured and supplied?

A: These spectrophotometers are manufactured, supplied, and traded within India, ensuring reliable support and parts availability.

Q: What is the benefit of the microprocessor-based control system?

A: The integrated microprocessor provides enhanced accuracy, automated measurement processing, improved data stability, and reduces user errors during operation.

Q: How do I maintain measurement accuracy and stability?

A: Regular calibration with standard solutions, proper handling of cuvettes, and avoiding temperature extremes (0C to 50C operational range) help maintain accuracy. The highly stable optical and electronic design minimizes drift during long measurement sessions.

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