- Optical (non-contact) measurement: 1 to 99999 revolutions/minute
- Contact measurement: 1 to 19999 revolutions/minute
- Precision ±0.02%RD+1
- Sensing distance (optical) 500 mm
- Battery type (2) 1.5V LR6 (alkaline) AA battery
- Battery life About 40 hours
- Operating temperature 0°C to 50°C
- Storage temperature -20°C to 70°C
- Weight 250 g
- Dimensions 175 × 60 × 28 mm
Warranty:
As per Flukes warranty policy- 1 Year
The Fluke 931 tachometer is a handheld tachometer, which integrates the contact and non-contact speed measurement functions and can accurately measure the revolutions per minute (RPM) or surface speed and distance
- Heavy manufacturing environments, e.g. automotive, textile, pulp and paper, metalwork
- Water purification plants
- Machining and chemical manufacturing plants
- HVAC compressors for industrial systems
