REED Instruments
Reed R7140 Tachometer
Model R7140
REED R7140 Photo/Contact Tachometer: dual function unit with both contact and non-contact capabilities.
From $329.00list price
Pick your exact configuration in the ordering table below to add it to your cart.
Same-day response on quotes. ISO/IEC 17025 accredited calibration available.
Overview
The REED R7140 is a photo/contact tachometer from REED Instruments.
Features (REED datasheet)
- Dual function unit with both contact and non-contact capabilities.
- Provides fast and accurate RPM measurements of rotating objects and surface speed measurements MPM (meter per min) and FPM (feet per min).
- Internal memory holds last reading for 5 mins and recalls min/max and last value.
- LCD Display reverses depending on measurement mode.
- Includes reflective tape, large and small cone tip adapters, funnel adapter, wheel adapter, batteries, and hard carrying case.
Specifications
| Accuracy | |
| Basic Accuracy | (0.05% rdg. + 1 dgt.) |
| Ranges | |
| RPM Range (Contact) | 0.5 to 19,999 |
| RPM Range (Photo) | 5 to 99,999 |
| Surface Speed Range | 0.05 to 1,999m/min 0.2 to 6,560ft/min |
| Resolution | Photo: 0.1 RPM (≤999.9) 1 RPM (>1000) |
| Target Distance | 1.0ft (300mm) (Photo) |
| Response Time | <1 second |
| Sampling Time | Photo: 1 second (over 60 RPM) |
| Display Size/Type | 5 Digit LCD Display |
| General | |
| Contact | 0.1 RPM (≤999.9) 1 RPM (>1000) |
| Surface | 0.01m/min (≤99.99) 0.1ft/min (≤999.9) 1ft/min (>1000) |
| Visible Indicator | Yes (Light) |
| Contact | 1 second (over 6 RPM) |
| Internal Memory | Max, Min and Last |
Documents
Ordering information
1 ordering models available.
| Model | Description | List Price | |
|---|---|---|---|
| R7140-NIST | TACHOMETER, PHOTO/CONTACT, 99,999 RPM/19,999 RPM W/NIST CERT | $504.00 |
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Official compatibility and accessories for this model - not look-alike suggestions.
REED AS-35C replacement measuring wheel for R7140
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REED replacement cone tip for R7140
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