AMETEK C891 Phototach / Photo Tachometer
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| Service & Purchase | Price |
|---|---|
| Standard calibration to manufacturers specifications. | Inquire for pricing |
| Calibration including pre and post calibration data. | Inquire for pricing |
| Calibration with 17025 accreditation. | Inquire for pricing |
| Equipment repair to manufacturers specifications. | Inquire for pricing |
Description
The AMETEK C891 Phototach, also known as a photo tachometer, is a versatile and reliable instrument designed for accurately measuring rotational speeds in various industrial and automotive applications. With its compact and ergonomic design, the C891 offers ease of use and portability, making it suitable for both handheld and fixed-mount operation. Equipped with a high-quality optical sensor, this photo tachometer delivers precise speed measurements with a wide range of rotational speeds. Its user-friendly interface and intuitive controls allow for quick and easy setup and operation, while the large LCD display provides clear and easy-to-read results even in dimly lit environments. The C891 is built to withstand harsh working conditions and heavy-duty use, with a rugged housing that ensures durability and reliability. Whether used for monitoring machinery, troubleshooting equipment, or performing maintenance tasks, the AMETEK C891 Phototach offers accurate and dependable performance.
Specifications
- Measurement Range: 10 to 99999 RPM (revolutions per minute)
- Accuracy: ±0.1% of reading ±1 digit
- Resolution: 0.1 RPM (10 to 999.9 RPM), 1 RPM (above 1000 RPM)
- Optical Sensor Type: Photodiode
- Measuring Distance: 50 to 500 mm (2 to 20 inches)
- Sampling Time: 1 second (over 60 RPM), 1 minute (below 60 RPM)
- Display: Large LCD display with backlight
- Operating Temperature: 0°C to 50°C (32°F to 122°F)
- Storage Temperature: -10°C to 60°C (14°F to 140°F)
- Power Supply: 4 x AA batteries or AC adapter (optional)
- Dimensions: 190 mm x 72 mm x 37 mm (7.5 inches x 2.8 inches x 1.5 inches)
- Weight: Approximately 200 grams (7 ounces) with batteries
– AMETEK C891 Photo Tachometer is a handheld device used to measure the rotational speed of an object.
– It uses a non-contact method to measure the speed by detecting the reflections of light from a reflective target.
– The tachometer has a built-in laser pointer that helps to accurately aim at the target.
– It has a wide measuring range, typically from 10 to 99,999 RPM (revolutions per minute).
– The device has a large LCD display that shows the measured speed in real-time.
– It has a memory function that can store the maximum, minimum, and last measured values.
– The tachometer is lightweight and portable, making it easy to use in various industrial and automotive applications.
– It is powered by batteries, which makes it convenient for use in remote locations.
– The device has a durable construction with a rugged outer casing to withstand harsh working conditions.
– It is a reliable and accurate tool for maintenance and troubleshooting tasks involving rotating machinery.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Our Capabilities
Micro Precision can perform instrument calibration services on equipment from variety of applications for specific industries and lines of business. If you have a calibration need that is not listed in this area, please contact us.
Electrical
Micro Precision accredited electrical calibration lab services with multimeter, multifunction calibrator, oscilloscope, and power supply capabilities.
Optical
Micro Precision accredited optical, light, and fiber optic calibration lab services.
Thermodynamics & Chemical
Micro Precision accredited thermodynamic & chemical calibration lab services with temperature, humidity, life science, and pharma capabilities.
RF - Microwave
Micro Precision accredited RF & microwave calibration lab services.
Mechanical & Dimensional
Micro Precision accredited mechanical and dimensional calibration lab services with pressure, torque, force, flow, velocity, and aircraft jack load capabilities.
Laboratory Standards
Calibration laboratory standards are critical for your organization’s most accurate measurements.
Semiconductor Calibration
Micro Precision utilizes state-of-the-art technology to analyze semiconductor wafer thickness and step height.



