Instrumentation

Nunes Instruments , is  in the field of Instrumentation Sales Service & Repairs with 40 years of experience.  We provide service & repairs to your old high precision instruments and equipment.  We provide cost effective service & Repair to any brand, any make instruments  with service warranty.
Instruments of Any Type, Any Make, Analog/Digital, Any Condition  Indian or  Imported
Laboratory Instrument, Test Equipment,Scientific, Measuring, Precision Instrument,Analytical, Bio Medical, Survey, Electrical,Electronic Instruments ,Weather, Metrology.

The V-Tech Low Resistance Jig ZLI0024 is a high-accuracy testing fixture designed for low-resistance measurements in electronic, industrial, and laboratory applications. Engineered for precise and repeatable connections, this jig ensures reliable resistance testing of components such as bus bars, connectors, PCB traces, and power resistors.

Key Features:

• High-Precision Low-Resistance Measurement – Ensures accurate readings for ultra-low resistance components.
• Four-Wire (Kelvin) Connection – Minimizes lead and contact resistance for enhanced accuracy.
• Robust & Durable Construction – Designed for long-term use in demanding testing environments.
• Easy-to-Use Clamping Mechanism – Provides stable and repeatable connections for consistent results.
• Compatible with Precision Ohmmeters – Works seamlessly with micro-ohmmeters and resistance meters.
• Low Thermal EMF Design – Reduces errors due to temperature variations, ensuring stable measurements.

The Displacement Measuring Setup is designed to demonstrate and measure linear displacement using an LVDT (Linear Variable Differential Transformer). It features a ±10 mm range LVDT sensor interfaced with a digital indicator capable of displaying up to ±1999 counts. The system comes equipped with front panel potentiometers for easy zero adjustment and calibration, making it suitable for precise measurements in laboratory or industrial environments.

Key Features

• ±10 mm LVDT range with high-resolution indicator

• 3½ digit digital display for clear and accurate readings

• Easy front panel calibration and zero adjustment

• Low system inaccuracy and high repeatability

• Robust 6-core shielded cable with DIN connector for stable signal transmission

• Operates on standard 230V AC power supply

The Bourdon Gauge Trainer Module is an educational and industrial training device designed to demonstrate pressure measurement using mechanical and electrical transduction methods. It incorporates a Bourdon tube mechanism paired with either an LVDT or piezoresistive sensor for accurate pressure-to-electrical signal conversion. The module features a clear digital LED display and can also provide a standard 4 to 20 mA transmitter output for monitoring or control applications.

Key Features

• Wide pressure range options including high-pressure models

• Dual sensing technology: mechanical Bourdon tube and electronic transducer

• Digital LED display with high readability

• Standard 4–20 mA analog output for integration with PLCs or data loggers

• High accuracy of ±0.5% FSD

• Multiple dial sizes available for different training needs

• Durable construction with stainless steel and bronze components

The Light Dependent Resistance (LDR) Measurement Trainer is a versatile educational module designed to study the characteristics and behavior of LDR sensors under varying light intensities. The trainer features a linear variable resistor for manual simulation, with both linear and angular displacement options available. An adjustable excitation source and regulated power supply enable dynamic experiments, while test points and an external LDR provide full measurement visibility and accessibility.

Key Features

• Models support both linear and angular displacement measurements

• Adjustable excitation voltage (0–10V peak-to-peak) and frequency (50 Hz to 1 KHz)

• 3½ digit LCD display for clear resistance/voltage readouts

• Built-in regulated 0–5V DC power supply

• External LDR sensor with accessible 2mm output connectors

• 12V variable bulb light source for controlled illumination

• Multi-colored 4mm test points for waveform observation and interconnections

Hand Rehabilitation Gloves are specialized therapeutic devices designed to aid in the recovery of hand function in patients with conditions such as stroke, nerve injuries, arthritis, or post-surgery trauma. These gloves support passive or active-assisted movement and help improve finger flexibility, strength, coordination, and muscle memory during rehabilitation exercises. They are widely used in hospitals, rehab centers, and home therapy programs.

Key Features (6-Point):

1. Motor-Assisted Movement – Promotes finger flexion and extension to restore mobility.

2. Adjustable Therapy Modes – Multiple settings for passive, active-assisted, or mirror training.

3. Lightweight & Comfortable Design – Ergonomic fit for extended use without discomfort.

4. Touchscreen-Compatible – Allows use with mobile apps for guided therapy.

5. Portable & Rechargeable – Easy to carry and powered by rechargeable batteries.

6. Supports Neuroplasticity – Encourages brain-hand coordination for stroke recovery.

The Bubble Cap Distillation Column is a high-precision, lab-scale unit designed to demonstrate the principles of fractional distillation. Made from durable stainless steel with options for SS 304 or 316, the system includes a vertical column equipped with seven sieve trays for mounting bubble caps, enhancing vapor-liquid contact efficiency. It features a built-in steam generator with thermal insulation, rotameters for flow rate monitoring, and digital temperature control for accurate operation.

Key Features

• SS construction with industrial-grade options (SS 304/316)

• Seven sieve trays for enhanced separation

• Bourdon type pressure gauge for safe operation

• Integrated rotameters for precise flow monitoring

• Digital temperature control up to 199.9°C

• Insulated steam generator with safety components

The Notch Apparatus is a precision-engineered setup for academic and experimental analysis of flow measurement over notches. Constructed with mild steel tanks and a brass notch for durability, this apparatus is ideal for demonstrating discharge characteristics in open channels. It includes a measuring tank with a drain valve and gauge glass for accurate volume readings and a sump tank for water recirculation.

Key Features

• Brass notch for accurate flow measurement

• M.S. storage and sump tanks for durability

• Measuring tank with gauge glass and drain valve

• Compact, easy-to-install educational setup

• Operates on a single-phase power connection

The Strain Measurement Trainer is a comprehensive educational tool designed to teach the fundamentals of strain gauge-based measurements. Featuring a stainless steel beam with precision foil-type resistance strain gauges, the setup offers hands-on experience in calibrating and analyzing strain under applied loads. With its rigid metal mounting and convenient connector interface, the trainer provides a stable and reliable platform for learning stress-strain principles.

Key Features

• Stainless steel beam with high precision strain gauges

• 3½ digit indicator for clear strain value readings

• Potentiometer-based bridge balancing for accurate calibration

• 10V DC bridge excitation for optimal sensitivity

• Sturdy, rigid metal frame for reliable beam support

• Compatible with educational labs and training modules