Nunes Instruments

This Digital Force Gauge is a compact and reliable instrument designed to measure tensile and compression forces with a capacity of 50 Newtons. With ±0.2% full scale accuracy, it is well-suited for precise measurements in quality control, R&D, and production testing.

Equipped with a backlit 4-digit LCD, the gauge offers easy-to-read results in multiple selectable units. Its high-speed data sampling rate of 1000 Hz ensures accurate capture of peak and transient force values, making it ideal for dynamic applications.

Output options including RS-232C, Digimatic, and analog (±1 VDC) enable data transfer to PCs, printers, or data acquisition systems. It operates on a rechargeable Ni-MH battery with up to 30 hours of use, or an AC power adapter for continuous testing environments.

• High accuracy: ±0.2% F.S. ±1 digit

• Selectable force units: N, kgf/gf, lbf/ozf

• 1000 Hz internal sampling for precise peak capture

• Output options: RS-232C, Digimatic, analog

• Backlit LCD for visibility in low-light conditions

• Portable design for handheld or stand-mounted use

• Long battery life (up to 30 hours with backlight off)

• Ideal for material testing, compression, and insertion force applications

• Push-pull force testing of components

• Spring and switch testing

• Packaging seal strength measurement

• Wire and connector pull tests

• Suitable for electronics, plastics, automotive, and medical device industries

The Universal Testing Machine (UTM) is designed for precise evaluation of the mechanical properties of a wide range of materials, including metals, plastics, composites, and more. Capable of performing tensile, compression, bending, shear, and hardness tests, the machine ensures highly reliable results with ±1% load accuracy. Computerized models enable automatic data acquisition and graphical display of results, such as load versus elongation curves, simplifying analysis and reporting. The modular design supports various attachments and accessories to meet specific testing requirements.

• Wide load capacity: 5 kN to 2000 kN for diverse material testing

• Speed control from 1 mm/min to 1000 mm/min for precise load application

• High accuracy of ±1% of applied load

• Manual, digital, or fully computerized control system

• Automatic data acquisition and graphic display (load vs. elongation, stress-strain curves)

• Supports multiple test types: tensile, compression, bending, shear, hardness

• Modular accessories for extensometry, specialized hardness tests, and stabilizers

• Compliant with international standards: IS, BS, ASTM, ISO, EN

• Metals – tensile, compression, and bend testing

• Plastics and Composites – flexural, tensile, and shear tests

• Rubber and Elastomers – elongation, tensile, and compression testing

• Paper and Packaging Materials – tensile and burst strength tests

• Research & Development Labs – material property analysis

• Quality Control – production and batch testing in industries

The Universal Testing Machine (UTM) is a versatile, high-precision instrument designed to evaluate the mechanical properties of a wide range of materials under tensile, compression, and flexural loads. Its robust construction ensures stability and durability, while advanced computerized models offer automated control, high resolution, and precise measurement capabilities. Suitable for industrial testing, quality assurance, research, and educational applications, the UTM can be tailored with OEM, ODM, or OBM support for specialized requirements.

• Wide load capacity range: from small-scale 10 Ton to high-capacity 2000 kN models

• High measurement accuracy (±1%) and high resolution (e.g., 1/50000)

• Supports testing of diverse materials: metals, plastics, composites, rubber, paper, etc.

• Digital and computerized display options for ease of operation

• Automation features for enhanced precision and workflow efficiency

• Motorized crosshead movement for easy specimen handling

• Optional accessories such as extensometers, load stabilizers, and autographic recorders

• Conforms to international standards (IS, BS, ASTM, ISO, EN)

• OEM/ODM/OBM customization support available

• Industrial Testing – production quality checks and compliance testing

• Quality Assurance – tensile, compression, and flexural testing of materials

• Research & Development – analyzing mechanical behavior under various loads

• Educational Labs – demonstration and study of material properties

• Tool Rooms & Heat Treatment Shops – evaluating components and materials for strength and durability

The Cable Joint Tensile Testing Machine is designed to accurately measure the tensile strength of soldered and solder-free cable joints in industrial applications. It ensures reliable testing without damaging the sample, offering both semi-automatic and motor-driven operation for ease of use. The machine comes with an LED or digital touch screen for easy monitoring of real-time test data. It can record peak forces and store multiple testing programs, enabling efficient and reproducible testing for quality control purposes.

• Measures tensile strength of soldered and solder-free cable joints

• Capacity range: 50 kg to 100 kg

• LED or digital touch screen display for real-time monitoring

• Semi-automatic or motor-driven operation for convenience

• Peak force measurement for accurate testing

• Non-destructive testing preserves cable integrity

• Programmable storage for multiple test routines

• Durable steel construction

• Safety features: overload protection and emergency stop

• Industrial quality control for cable joint manufacturing

• Testing electrical and communication cables

• Ensuring compliance with tensile strength standards

• Research and development of cable materials and joints

The Wire Crimp/Weld Connection Testing Machine is specifically designed to measure the tensile strength of crimped or welded connections on wires, ensuring reliable and safe electrical connections. It supports multiple international standards such as military, SAE, IEC, ISO, and UL, making it suitable for rigorous quality control and industrial testing environments. The machine features a user-friendly interface with simple controls, including an “IN” and “OUT” handwheel, providing ease of operation. It delivers consistent, repeatable results and is durable enough for frequent use across a variety of wire types and crimping methods.

• Measures strength of crimped and welded wire connections

• Compliance with military, SAE, American national, IEC, ISO, and UL standards

• User-friendly interface with “IN” and “OUT” handwheel

• Provides consistent and repeatable test results

• Durable design for industrial usage

• Versatile for different wire types and crimping/welding methods

• Semi-automatic or motor-driven operation

• LED or digital touch screen display

• Safety features: overload protection and emergency stop

• Industrial quality control of wire and cable assemblies

• Testing crimped or welded electrical connections in automotive, aerospace, and electronics industries

• Ensuring compliance with international safety and performance standards

• Research and development of wire connection techniques

The Test Lite Coating Thickness Gauge is a compact, reliable, and user-friendly instrument designed for non-destructive coating thickness measurements on ferrous and non-ferrous substrates. Ideal for industrial inspection, quality control, and field testing, it offers quick and accurate readings in various environments.

Key Features:

• Measurement Range: 0–1250 µm (or as per model)

• Substrate Compatibility: Ferrous (Fe) / Non-Ferrous (NFe)

• Resolution: 1 µm

• Display: Large digital LCD with backlight

• Operating Principle: Magnetic induction (Fe) and eddy current (NFe)

• Calibration: One-point, two-point, and zero calibration options

• Data Storage: Up to 1000 readings (model dependent)

• Power Supply: 2 x AAA batteries

• Auto-off Function: To preserve battery life

• Operating Temperature: 0°C to 50°C

• Dimensions: Compact handheld design for easy portability

• Standards Compliance: ISO, ASTM, DIN

Applications:

• Automotive paint thickness inspection

• Coating evaluation in manufacturing

• Marine and aerospace corrosion protection inspection

• Powder coating, anodizing, and galvanizing verification

The Digital Pull-Off Adhesion Tester is a precision instrument designed to measure the adhesion strength of coatings applied on various substrates such as metal, concrete, wood, or composites. This device uses hydraulic or mechanical force to pull a dolly bonded to the coated surface until detachment occurs, thereby providing a quantifiable measurement of coating adhesion.

Key Features:

• Measurement Range: 0 to 25 MPa (or model-specific)

• Accuracy: ±1% full scale

• Display: Digital LCD with real-time pull force display

• Dollies: Interchangeable (10 mm, 14 mm, 20 mm, etc.)

• Load Application: Manual via precision hydraulic or mechanical pump

• Reading Units: MPa, psi, N/mm² (user-selectable)

• Memory Storage: Stores up to 100 test readings

• Data Logging: USB or Bluetooth interface for data export (optional)

• Calibration: Factory-calibrated with calibration certificate

• Power Supply: Rechargeable battery or replaceable batteries

• Construction: Durable, lightweight aluminum housing

• Compliance: Follows standards like ASTM D4541, ISO 4624

Applications:

• Coating adhesion testing on steel structures, pipelines, tanks

• Quality control in paint, powder coating, and plating industries

• Construction materials testing (concrete coating bond strength)

• Marine, automotive, and aerospace surface evaluation

The V-Tech Vibration Analyzer is a portable, rugged device designed for comprehensive machinery condition monitoring and diagnostics. With a high-resolution color display, wireless sensor support, and real-time vibration analytics, it enables users to detect early signs of mechanical faults such as unbalance, misalignment, bearing wear, and looseness. Its wide RPM range makes it ideal for a variety of industrial and laboratory applications.

• Detects faults related to unbalance, looseness, misalignment, and bearing defects

• Measures velocity, acceleration, and displacement

• Alarm functionality compliant with ISO10816-3 standard

• Built-in FFT analyzer for frequency domain diagnostics

• Supports triaxial wireless sensors for simultaneous 3D data capture

• Intuitive color display and app-based graphical visualization

• Wide machine speed compatibility: 200 rpm to 12000 rpm

• Long-life 14.8 V lithium-ion battery

• Industrial Predictive Maintenance

• Rotating Equipment Diagnostics

• Laboratory Vibration Studies

• Remote Condition Monitoring with Wireless Sensors

• OEM Equipment Testing and Validation

The V-Tech Computerized Universal Testing Machine (UTM) is a high-precision instrument for evaluating mechanical properties of a wide range of materials, including polymers, composites, metals, and fiber-reinforced plastics. With capacities ranging from 5 kN to 2000 kN, precise load measurement (±1%), and fine elongation resolution (0.01 mm), it ensures accurate and reliable results. Its motorized and automated features, including auto-stop, auto-reverse, and microcontroller-based direct result display, simplify testing while supporting complex data analysis. The machine’s robust construction and versatile grip separation (25–600 mm) make it suitable for both laboratory and industrial applications.

• Wide load capacity range: 5 kN to 2000 kN

• High accuracy: ±1% applied load; ±0.5% via load sensors

• Fine elongation measurement with least count of 0.01 mm

• Motorized grip movement and wide grip separation (25–600 mm)

• Control options: manual, digital, or fully computerized

• Automatic cut-off, auto-stop, and auto-reverse features

• Microcontroller-based direct result display

• Supports testing of polymers, composites, fiber-reinforced plastics, and metals

• Conforms to international standards (IS, BS, ASTM, ISO, EN)

• Polymers & Composites – tensile, compression, and flexural testing

• Metals & Alloys – evaluation of strength, elongation, and bending properties

• Fiber-Reinforced Plastics – assessing tensile and peel strength

• Industrial Quality Control – production testing and standard compliance

• Research & Development – material property evaluation for design and innovation

• Educational Labs – teaching and demonstration of mechanical testing principles

The V-T Universal Testing Machine (2500 N capacity) is a compact and precise instrument designed to measure the mechanical properties of small to medium-sized specimens. It provides reliable testing for tensile, compression, bending, and shear applications. With a load capacity of 2500 N, it is ideal for lightweight material testing in laboratories and quality control environments. The machine offers flexible control options—manual, digital, or computer-controlled—ensuring accurate data acquisition and analysis. Its adjustable testing space and speed range make it suitable for a variety of test specimens and standards.

• Load capacity: 2500 N

• Adjustable testing space for versatile sample sizes

• Wide crosshead speed range (typ. 1–500 mm/min)

• High accuracy (±1% of applied load)

• Multiple control options: manual, digital, or PC-controlled

• Capable of tensile, compression, bending, and shear testing

• Durable frame construction with stable operation

• Overload protection and emergency stop for operator safety

• Laboratory testing of lightweight materials

• Quality control of plastics, wires, films, and composites

• Educational use in material science and engineering institutions

• Research and development for product strength validation

• Compliance testing to ASTM, ISO, IEC, or national standards

The VT105 Total Station is a precision surveying instrument engineered for reliable angle and distance measurement in field environments. Built with advanced EDM technology, it delivers fast, accurate readings and supports long-range measurement performance. Designed for efficiency on construction sites and civil engineering projects, the instrument features a 2-second angle accuracy and a minimum focusing distance of 1.3 meters.

Its rugged IP66-rated body ensures excellent protection against harsh weather, dust, and water. Equipped with Bluetooth wireless connectivity, the VT105 allows seamless data transfer to compatible field controllers and software. With an extended battery life of up to 28 hours in Eco mode, it is ideal for long surveying sessions without interruption.

• High-performance EDM for quick and accurate distance measurement

• 2″ angle accuracy for professional-grade surveying

• Bluetooth connectivity for wireless data communication

• Rugged IP66 protection for demanding field conditions

• Long battery life (up to 28 hours in Eco mode)

• Minimum focusing distance of 1.3 meters

• Designed for construction, land surveying, and civil engineering tasks

• Land and topographic surveying

• Road and highway construction

• Building layout and site marking

• Civil engineering measurement tasks

• Infrastructure development projects

• Mining and excavation surveying

The Schleich MTC2 is a premium surge voltage tester engineered for professional analysis of electrical windings such as coils, motors, stators, and transformers. Manufactured in Germany, the MTC2 is known for its precision, reliability, and versatile configuration options to suit laboratory, production, or field applications.

It offers high-resolution surge voltage testing across a wide range—from 6 kV up to 50 kV—enabling users to detect insulation weaknesses, turn-to-turn faults, and other winding defects with exceptional accuracy. The instrument includes an integrated RLC test for comprehensive characterization of winding parameters and can be upgraded with a partial discharge test for advanced insulation diagnostics.

Built around an internal PC operating on Windows 10 or 11, the MTC2 provides a modern interface, automated control, data logging, and seamless reporting capabilities. Its availability in portable, bench-top, and rack-mount versions makes it suitable for QC labs, service centers, and OEM production environments.

• Wide surge voltage test capability from 6 kV to 50 kV

• Equipped with integrated RLC measurement

• Optional partial discharge (PD) testing

• Built-in industrial PC with Windows 10/11

• High-end German engineering and manufacturing

• Available in portable, bench-top, and rack-mountable designs

• Ideal for testing coils, stators, armatures, transformers, and other windings

• High diagnostic sensitivity for turn-to-turn and insulation faults

• Advanced data management, storage, and reporting tools

• Electrical motor manufacturing and service centers

• Transformer winding verification

• Coil and armature quality control

• Insulation integrity analysis

• R&D laboratories

• Production line automated testing

• Predictive maintenance and failure analysis

The Thermal Comfort Meter  is a professional heat stress monitoring instrument designed for accurate assessment of thermal comfort and environmental heat risk. It simultaneously measures key environmental factors—including air temperature, humidity, radiant heat, and wind speed—to provide a comprehensive understanding of heat load in both indoor and outdoor conditions.

This device automatically calculates essential heat stress indices such as WBGT and TWL, helping users quickly evaluate workplace safety. A colorful LCD backlight and built-in alarm system provide instant visual and audible alerts whenever conditions reach unsafe levels.

• Measures air temperature, humidity, wind speed, and radiant heat

• Calculates WBGT and TWL heat stress indices

• Colorful LCD display indicating risk severity

• Audible and visual alerts for hazardous environmental conditions

• Provides work-rest recommendations and hydration guidance

• Suitable for both indoor and outdoor heat safety assessments

• Occupational health & industrial safety

• Construction sites

• Manufacturing plants

• Mining operations

• Outdoor labor environments

• Sports science and athletic training

• Environmental and climate monitoring

The [Model Name] is an advanced Radionuclide Identification Device (RID) developed for the rapid detection, localization, and identification of radioactive sources in the field. It provides real-time gamma and optional neutron detection, equipped with high-sensitivity scintillation or semiconductor detectors for precise isotope recognition.

Designed for professionals in emergency response, homeland security, military, customs, and nuclear industry, this RID offers intuitive operation, robust construction, and various communication interfaces for seamless data sharing and remote monitoring.

• Accurate isotope identification using embedded spectral analysis algorithms

• Simultaneous gamma and neutron detection (depending on model)

• Integrated communication: USB, Bluetooth, GPS, Wi-Fi (optional)

• Rugged and lightweight design for demanding environments

• Data logging and remote operation capabilities

• Visual and audible alarms with threat classification

• Radiological emergency response and monitoring

• Customs and border protection

• Law enforcement and hazardous material teams

• Nuclear facility inspection and waste management

• Environmental and field radiological surveys

The SPUND Sound Level Calibrator is a compact, hand-held device used to verify and ensure the accuracy of sound level meters. It generates a stable, precise audio tone that serves as a reference point during calibration. This helps maintain the reliability and consistency of noise measurement instruments across various applications.

• Produces two standard sound pressure levels: 94 dB and 114 dB

• Accurate 1 kHz reference tone for reliable calibration

• Designed in accordance with IEC 60942 Class 2 and ANSI S1.40-1984 standards

• Portable and easy to operate

• Ensures measurement accuracy of noise-monitoring instruments

• Environmental noise monitoring

• Workplace safety audits

• Industrial sound measurement

• Acoustic testing laboratories

• Calibration of portable sound level meters

The Rotary Flask Shaker is a laboratory instrument designed for uniform mixing and agitation of liquids in flasks, beakers, or multiwell plates. Its orbital motion ensures smooth and consistent blending without splashing. The digital speed control allows precise adjustment of shaking rates, typically ranging from 30 to 300 rpm, making it suitable for a wide range of laboratory applications including aeration, molecular biology workflows, ELISA assays, and enzyme reactions.

The platform can accommodate multiple flasks simultaneously, with clamps or mats to secure them during operation. Its compact and reliable design makes it a staple instrument for research, quality control, and educational laboratories.

• Smooth, uniform orbital shaking motion

• Digital speed control (30–300 rpm)

• Accommodates multiple flask sizes (250 ml–1000 ml)

• Platform with rubber mat or cradle for stability

• Ideal for molecular biology, biochemistry, and general laboratory use

• Reliable and compact design for bench-top placement

• Easy-to-use digital interface for speed adjustment

• Aeration and mixing of microbial cultures

• DNA/RNA sample preparation

• ELISA and immunoassay applications

• Enzyme reactions and protein studies

• Laboratory research and teaching

• General liquid agitation and mixing

The Valve Testing Machine is a specialized equipment designed to test the strength, performance, leakage, and pressure capacity of different types of valves, such as gate valves, globe valves, ball valves, check valves, and safety valves. It is widely used in oil & gas, petrochemical, power plants, water treatment, and manufacturing industries to ensure valves meet international quality and safety standards before installation or dispatch.

This machine can perform hydrostatic, pneumatic, seat leakage, shell, and back-seat tests, providing accurate and reliable results. Advanced models come with digital displays, computerized control systems, and automatic recording features for improved efficiency and compliance.

• Versatile Testing Capability – Suitable for hydrostatic, pneumatic, and seat leakage tests.

• Wide Compatibility – Can test gate valves, ball valves, globe valves, and safety valves.

• Digital Pressure Display – Ensures precise monitoring of applied test pressure.

• Robust Hydraulic System – Generates controlled and uniform test pressure.

• Leak Detection – Accurately identifies internal and external leakage points.

• Automatic Clamping System – Ensures safe and secure valve placement during testing.

• Data Recording & Storage – Advanced models support digital data logging and test reports.

• Heavy-Duty Construction – Built for continuous industrial use with high durability.

• Standards Compliance – Conforms to API, ASME, ISO, and other valve testing standards.

The Temperature Signal Converter is designed to interface between temperature sensors and control systems. It accepts signals from Pt100/Pt1000 RTDs and thermocouples (J, K, S types) and converts them into standard process signals such as 0/4–20 mA or 0/2–10 V. With optional galvanic isolation, it ensures reliable operation in electrically noisy environments or hazardous (Ex) areas. Compact and easy to install, it is ideal for industrial and building automation applications.

• Compatible with RTDs (Pt100/Pt1000) and thermocouples (J, K, S)

• Multiple standardized output signals (current/voltage)

• High accuracy and stability for precise temperature measurement

• Galvanic isolation available for interference immunity and safety in Ex zones

• Compact DIN-rail design for easy integration

• Fast response time for real-time process monitoring

• Wide operating temperature range for industrial use

• Industrial Automation & Process Control: Converting sensor signals for PLCs and DCS systems

• HVAC Systems: Monitoring and controlling temperature in heating, ventilation, and air conditioning

• Energy & Power Plants: Reliable measurement in turbines, boilers, and generators

• Chemical & Pharmaceutical Plants: Safe monitoring in hazardous areas (Ex zones)

• Food & Beverage Industry: Precise temperature regulation during processing and storage

• Laboratory & Research: Accurate sensor interfacing for test setups

The Digital Brinell Hardness Tester is a high-precision testing machine used to measure the hardness of metals and alloys using the Brinell method. It features a digital interface for easy operation, accurate load application, and automatic hardness value calculation. Ideal for testing castings, forgings, and large metal components, it ensures consistent and reliable results in industrial and laboratory environments.

• Digital Display – Easy-to-read LCD or touchscreen for direct hardness readings.

• Wide Load Range – Supports various standard loads (typically 500 kgf to 3000 kgf).

• Automatic Load Application – Motorized system ensures accurate and consistent force.

• Precision Indentation Measurement – High-resolution optical system or electronic micrometer.

• Supports Multiple Standards – Conforms to ASTM E10, ISO 6506, and other global standards.

• Data Storage & Export – USB/RS232 connectivity for saving and transferring results.

• User-Friendly Interface – Simple menu navigation with auto hardness conversion (HBW).

• Heavy-Duty Frame – Rigid structure reduces vibration and deflection during testing.

• Ideal for Large Specimens – Suitable for testing heavy and uneven metal surfaces.

• Optional Accessories – Including test blocks, software integration, and printer.

A Concrete Cover Meter is a non-destructive testing device used to locate rebar (reinforcing steel) and measure the depth of concrete cover over it. It ensures structural compliance and safety in construction and civil engineering projects.

1. Accurate Rebar Detection – Locates reinforcing bars within concrete structures.

2. Concrete Cover Measurement – Measures the depth of concrete over rebar with high precision.

3. Non-Destructive Testing (NDT) – Evaluates structures without damaging the concrete.

4. Digital Display – Shows real-time data clearly with graphical or numeric output.

5. Memory & Data Logging – Stores readings for later analysis and reporting.

6. Portable and Rugged – Designed for on-site use with a durable and lightweight build.

The Concrete Compression Testing Machine is engineered to assess the compressive strength of concrete specimens, such as cubes, cylinders, and blocks, in compliance with international standards like IS, BS, ASTM, and EN. These machines are integral to quality control and research in construction, civil engineering, and materials laboratories.

Available in manual, semi-automatic, or fully automatic configurations, the system applies load using a high-pressure hydraulic system, controlled via a digital or touchscreen interface for accurate and repeatable measurements.

Its robust frame—usually a high-strength steel or cast iron structure—ensures uniform load distribution, while safety mechanisms such as overload protection and emergency stop provide operational security.

• Load capacities up to 3000 kN, suitable for high-strength concrete

• Digital or computerized control for precision and data logging

• Compatible with multiple specimen types (cubes, cylinders, bricks)

• Rigid frame structure minimizes deflection during testing

• Meets international standards for material testing accuracy

• Optional features include printer, USB data export, and PC connectivity

• Construction material testing laboratories

• Civil engineering and infrastructure projects

• Concrete block and precast product manufacturers

• Educational institutions and research organizations

• Government quality control and compliance departments