Buy a non-contact photo digital tachometer for motors, boats, and cars now available at a cheap price, offering reliable performance for your measurement needs. The non-contact photo digital tachometer is stable, safe, and reliable.
Non-contact Photo Digital Tachometer Functions
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Wide measuring range, high precision.
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Large display, easy to operate.
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Data recording and storage.
Non-contact Photo Digital Tachometer Features
- Low power consumption.
- Uses 4*1.5V (AAA) batteries.
- Adjustment modes include single-step adjustment (coarse/fine adjustment) and continuous adjustment (coarse/fine adjustment).
Applications
SISCO digital tachometer is a non-contact photo tachometer, which is one of the necessary instruments in the mechanical industry to determine the rotational speed, linear speed, or frequency of a motor. It is commonly used in the manufacturing of motors, electric fans, engines, plastic and chemical fibers, diesel, motorcycles, cars, aircraft, and boats.
Engine
Boat
Car
Motor
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| Model | SISCO-DT-2239B |
| Test range | 60-19999RPM/FPM |
| RPM | RPM: Number of flashes/min |
| Coarse/Fine adjustment range | <1000PM Coarse:±10RPM/FPM Fine:±0.1RPM/FPM ≥1000RPM Coarse:100RPM/FPM Fine:1RPM/FPM |
| Accuracy | 0.05% |
| Resolution | <1000RPM:0.1RPM/FPM≥1000RPM.1RPM/FPM |
| Time base | Quartz crystal oscillator |
| Display | 5-digit LCD, max. display 40000 |
| Power supply | 4X1.5V(AAA) battery Rechargeable battery is not supported. |
| Power consumption | 60mA |
| Error correction function | The instrument can be self-corrected to a maximum calibration value of ±4.5°C if errors are found due to time or in use. |
Q1: What is a digital tachometer?
A1: A digital tachometer is an instrument used to measure the rotational speed of a shaft or disk in motors or other machines. It displays the speed in revolutions per minute (RPM) on a digital screen. Digital tachometers are known for their accuracy, ease of use, and ability to provide real-time readings.
Q2: What are the types of digital tachometers?
A2: There are several types of digital tachometers, each designed for specific applications and measurement methods.
- Contact Tachometers: These require physical contact with the rotating object. A probe or wheel is placed against the rotating part, and the tachometer measures the RPM based on the contact.
- Non-contact Tachometers: These use optical or laser methods to measure RPM. A beam of light or laser is directed at a reflective mark on the rotating object, and the tachometer counts the number of reflections per minute.
- Handheld Tachometers: Portable and easy to use, these can be either contact or non-contact and are used for on-site measurements.
- Laser Tachometers: A subset of non-contact tachometers, these use laser technology for high precision and can measure from a distance.
Q3: What is the use of a digital tachometer?
A3: A digital tachometer is used to measure the rotational speed of an object, typically a motor or other machinery. Here are some common uses.
- Industrial Applications: Monitoring and controlling the speed of machines and motors to ensure they operate within safe and efficient ranges.
- Automotive Industry: Measuring engine RPM to diagnose performance issues or ensure optimal operation.
- Maintenance and Troubleshooting: Detecting mechanical issues in rotating equipment by monitoring speed irregularities.
- Research and Development: Gathering data on the performance of prototypes and experimental setups.
- HVAC Systems: Measuring fan and blower speeds to ensure proper airflow and system efficiency.
- Quality Control: Ensuring that products requiring rotational components meet specified speed criteria during production.
Tips: How does a non-contact photo digital tachometer work?
A non-contact photo digital tachometer primarily measures the rotational speed of an object using optical or laser sensors.
- Optical Sensors: Reflective tape or paint is applied to the surface of the rotating object. As the object spins, the sensor emits a light beam and detects the reflected light. When the reflective tape passes through the sensor's line of sight, the intensity of the reflected light changes. The sensor detects this change and converts it into an electrical signal.
- Laser Sensors: Laser sensors emit a laser beam onto the rotating object and similarly detect the reflected laser light to measure the rotational speed. Laser sensors offer higher accuracy and can measure from a greater distance, less affected by ambient light conditions.
- Signal Processing: The signals captured by the sensor are sent to an embedded microprocessor, which calculates the rotational speed based on the frequency of the signals and displays the result on a digital screen.
Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.
What is covered?
SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.
What is not covered?
- Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
- Expendable parts.
- Routine cleaning or normal cosmetic and mechanical wear.
- Damage from misuse, abuse or neglect.
- Damage from use of parts other than SISCO approved.
- Damage from use outside the product’s usage or storage parameters.
- Damage from use of parts not sold by SISCO.
- Damage from modification or incorporation into other products.
- Damage from repair or replacement of warranted parts by a service provider other than a SISCO authorized service provider.
- Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.
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