Nunes Instruments

Product Description

The Mechanical Length Counter with Rolling Wheel is a rugged, precision-built device designed for reliable mechanical length measurement in meters. Ideal for use in industries such as textiles, cable winding, sheet metal, and conveyor systems, this counter offers a simple and maintenance-free solution for tracking material lengths without relying on electronic components.

With a counting range up to 9999.9 meters and a 5-digit display, this counter supports high-speed rotation up to 200 RPM. Its clockwise-only mechanism ensures measurement integrity, and the manual reset knob allows for easy and quick reinitialization of measurements.

The dual rolling wheels improve stability and surface contact, while the metal and plastic housing ensures durability for everyday industrial use.

Key Features

• Measures up to 9999.9 meters with 0.1-meter resolution

• Clockwise-only rotation for directional measurement reliability

• Manual reset function via rear knob

• Durable build using metal and plastic components

• Dual rolling wheels provide smooth operation and accurate readings

• Supports high-speed counting up to 200 RPM

• 1:3 gear ratio ensures consistent and proportional output

Applications

 

• Textile and fabric length measuring

• Wire, rope, and cable production

• Conveyor and belt length monitoring

• Paper, plastic film, and sheet metal rolling

• Industrial processing and material handling systems

The Winding Turn Counter is a portable digital panel meter designed for accurately counting the number of turns during coil, armature, and motor winding operations. It features a bright digital display for clear visibility and operates on electric power, making it suitable for integration with manual or semi-automatic winding machines.

Equipped with three counting modes—Forward, Reverse, and Double—the counter ensures precise measurement regardless of winding direction. Its compact and durable design makes it ideal for rewinding shops, transformer coil production, workshop use, and electrical equipment servicing.

Key Features

• Digital turn counting for coil and armature winding

• Three operation modes: Forward, Reverse, and Double

• Electric-powered reliable performance

• Suitable for panel mounting or portable use

• Easy to read digital display

• Ideal for workshop and industrial winding applications

• Durable design for long-term usage

Applications

• Motor rewinding workshops

• Transformer coil winding

• Armature winding

• Electrical repair and servicing centers

• Industrial coil manufacturing

• R&D labs handling electromagnetic coils

The 4-Digit LED Numeric Display System is a durable and high-visibility solution for commercial environments requiring prominent numeric display. Typically designed with two sets of two digits (total of four digits), it is widely used for applications such as fuel price displays at gas stations or numerical information boards in industrial and retail settings.

Featuring bright red LEDs with digit sizes around 4 × 2.3 inches, the display ensures excellent readability even from a distance. The unit operates on 220V AC, 50Hz ±10%, making it suitable for continuous outdoor or indoor use.

Calibration and updates can be managed via a key panel or remote control, depending on the model, offering ease of operation for daily adjustments.

Key Features

• LED-based display with clear red digits

• 4-digit configuration (two sets of two digits)

• Digit sizes around 4 × 2.3 inches, customizable in other sizes

• Ideal for fuel price display or numerical information boards

• Remote/key panel control for easy calibration

• Operates on 220V AC, 50Hz ±10% supply

• Designed for commercial and industrial applications

Applications

• Fuel/Gas price display boards

• Retail and commercial information displays

• Industrial numeric indicators

• Public boards requiring 4-digit numeric visibility

The V-Tech 4-Digit LED Digital Display is a versatile and user-friendly display unit designed for timekeeping and event reminders. With options for large 7-segment or matrix display digits, it provides clear visibility in classrooms, offices, factories, and public spaces. The unit supports multiple alarms, 12/24-hour time formats, calendar display, and programmable functions for precise scheduling. Its robust construction using metal, plastic, or aluminum ensures durability, while various mounting options allow flexible placement. Control is convenient via an in-built key panel or external buttons.

Key Features

• Large 4-digit LED display (Matrix or 7-segment) with clear visibility.

• Digit sizes vary to suit different applications and viewing distances.

• Multiple alarms and programmable functions for precise scheduling.

• Supports 12/24-hour time formats and calendar display.

• Adjustable brightness for optimal readability in different lighting conditions.

• Flexible mounting: tabletop, wall-mounted, or hanging.

• Durable construction with metal, plastic, or aluminum frames.

• Easy control via in-built key panel or external buttons.

Applications

• Office, classroom, and industrial time displays

• Event countdowns and reminders

• Public spaces for time and calendar display

• Production floor and factory monitoring systems

• Scheduling and timing in workshops or laboratories

A Colony Counter is a laboratory instrument used to count and analyze microbial colonies growing on agar plates, typically in microbiology labs. It is used to determine the concentration of microorganisms in a sample by counting the visible colonies that form on the nutrient medium after incubation. The device helps ensure accurate and efficient colony counting, which is crucial for microbiological testing, research, and quality control.

Key Features:

• High Precision: Provides accurate colony counts, reducing human error associated with manual counting, and ensuring reliable results.
• Digital Display: Features a clear digital readout that shows the number of colonies detected, making it easy to interpret results.
• Automatic Counting: Some models include automatic counting functionality, where the system detects and counts colonies based on specific parameters, such as colony size and shape.
• Adjustable Sensitivity: Allows the user to adjust settings for detecting colonies of varying sizes and types, accommodating different microorganisms or agar media.
• User-Friendly Interface: Simple controls and an intuitive interface ensure that the counter can be used efficiently by lab personnel, even with minimal training.

Product Description

The Uni-Pot Signal Conditioner UP207 acts like a tiny translator between a moving potentiometer and the calm, steady world of industrial analog signals. It converts raw resistance swings into clean 4–20 mA or 0–10 V outputs—ready for PLCs, controllers, and monitoring systems. With ZERO and GAIN controls perched like obedient knobs, the device allows smooth, precise calibration to match any installation scenario.

Key Features

• Accepts direct potentiometer input

• Provides stable 4–20 mA or 0–10 V analog output

• Wide 15–30 VDC supply range

• ZERO and GAIN trim controls for fine calibration

• Compact signal-conditioning module for easy integration

• Delivers linear, noise-resistant output suitable for industrial environments

Applications

• Position feedback from linear or rotary potentiometers

• Industrial automation and machine control

• PLC/SCADA analog input interfacing

• Valve position monitoring

• Level, displacement, and motion measurement systems

• Retrofit or upgrade of existing potentiometer-based sensors