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DIGITAL SPECTROPHOTOMETER 301 & 302

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DIGITAL SPECTROPHOTOMETER 301 & 302 Specification

Accuracy
100 %

Power Source
230 V AC Mains

Automation Grade
Semi-Automatic

Measurement Range
340 nm to 960 nm (Visible Spectrum)

Core Components
Photodiode, Grating, Optical System, Digital Electronics

Frequency
50 Hz

Temperature Range
Ambient

Feature
Highly Efficient

Voltage
230 V

Model No
301, 302

Equipment Materials
High-Quality Optical Glass, Metal Body, Plastic Panel

Type
Bench Top Spectrophotometer

Usage
Laboratory

Display Type
Digital, 3 1/2 Digit LED Display

Dimension (L*W*H)
245 mm x 335 mm x 105 mm

Weight
Approx. 8-9 kg

Resolution
1 nm

Power Consumption
Less than 25 W

Operating Humidity
Up to 80% RH

Lamp Type
Tungsten Lamp

Cuvette Size
10 mm Path Length Standard

Sample Holder
Fixed Cuvette Holder

Readout Modes
Absorbance, % Transmission

Sample Volume
1 ml Minimum

Wavelength Selection
Manual via Rotary Switch

Stray Light
Less than 1.5%

Stability
0.005 Abs at 500 nm over 1 hour

Accessories
Standard Cuvette Set, Power Cord, Dust Cover

Display Resolution
0.01 Absorbance Units

Additional product specifications

Response Time
Less than 3 Seconds

Calibration
Factory Calibrated

About DIGITAL SPECTROPHOTOMETER 301 & 302

FEATURES

Range 340 To 960 nm

3 Digital Display

Highly Stable & Accurate

10 mm Path Length

Direct Concentration Facility

3-Position Sample Holder (in Model 302 only)

Digital Spectrophotometer 301 & 302 are the most economical, reliable, rugged and accurate instrument for spectrophotometric analysis of any concentration. Digital Spectrophotometer 301 & 302 operates at a wavelength range of 340 nm to 960 nm. The output is available on a 3 digit seven segment red LED display in terms of %%Transmission (%%T), Absorbance (Abs.), and Concentration (Conc.). Model 302 has a 3-Position rapid change cuvette (Test Tube Holder) selector. The cuvette holder can have 2 cuvettes for blank and sample or standard solution.

SPECIFICATIONS : -

Model	301	302
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	10 mm Test Tube and 3-Position rapid change Test Tube holder
Spectral Bandwidth	10 nm
Wavelength Resolution	5 nm
Wavelength Accuracy	+ 2.5 nm
Repeatability	+ 2 nm
Recorder Output	Available
Display	3.5 Digit Bright Red LED Display
Operating Temp. Range	5 C to 45 C
Power	230V + 10%% AC, 50 Hz
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.

Superior Accuracy and Reliability

Engineered with advanced optics, photodiode detectors, and precise digital electronics, the DIGITAL SPECTROPHOTOMETER 301 & 302 guarantees 100%% measurement accuracy. Factory calibration and robust construction ensure consistent, reliable results for demanding laboratory applications, enhancing confidence in data quality.

Ease of Use and Fast Operation

With manual wavelength selection using a rotary switch, intuitive 3-digit LED display, and rapid response time (<3 seconds), users benefit from streamlined operation. Fixed cuvette holders and simple calibration make sample measurement quick, minimizing downtime and maximizing productivity.

Complete Laboratory Solution

Supplied with standard cuvette sets, a dust cover, power cord, and sample holder, these models are ready for immediate use. Low power consumption (<25 W) and an ambient operating temperature range further support a hassle-free integration into diverse laboratory environments.

FAQs of DIGITAL SPECTROPHOTOMETER 301 & 302:

Q: How is the wavelength selected on the DIGITAL SPECTROPHOTOMETER 301 & 302?

A: Wavelength selection on both models is achieved manually via a rotary switch, allowing users to precisely set the desired measurement point within the visible spectrum (340960 nm).

Q: What types of samples can be measured and what is the minimum sample volume required?

A: The spectrophotometer accommodates liquid samples using a standard 10 mm path length cuvette, with a minimum required sample volume of 1 ml for accurate absorbance or transmission measurements.

Q: When is calibration necessary and how is it performed?

A: Calibration is factory-set for these models, so manual calibration is not required during routine use. This ensures immediate usability and consistent results without frequent recalibration.

Q: Where can the DIGITAL SPECTROPHOTOMETER 301 & 302 be used?

A: These spectrophotometers are designed for laboratory use in academic, industrial, and research settings. Their compact bench top format and robust build make them suitable for various scientific environments.

Q: What process does the device follow for measurement?

A: Users insert the sample cuvette into the fixed holder, select the desired wavelength, and initiate measurement. The device provides real-time data in absorbance or percent transmission on the digital display within three seconds.

Q: What are the benefits of using the DIGITAL SPECTROPHOTOMETER 301 & 302 for laboratory analysis?

A: These models offer fast, accurate, and stable measurements. The high-quality optical system and digital electronics ensure reliability, while simple operation and low maintenance requirements improve overall laboratory workflow efficiency and data integrity.

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