Extech 461895 Combination Contact/Photo Tachometer

The Extech 461895 combines both contact and non-contact models for use in all applications.

• Characters on display reverse direction depending on contact or photo mode
• Uses visible light to read up to 6″ (150mm) from target
• Memory/readings button holds last reading for 5 min and recalls min/max readings
• Complete with wheels for linear surface speed or rpm measurements, four 1.5V AA batteries, 23″ (0.6mm) reflective tape, and carrying case.

• Motor Speed
• Fan Speed
• Motor/RPM Evaluation
• Conveyor Speed

• Range (RPM): Photo Mode: 5 to 99,999/ Contact Mode: 0.5 to 20,000
• Accuracy: 0.05% rdg +1 digit
• Sampling Time: Photo Mode: 1 Sec > 60rpm/ Contact Mode: 1 Sec > 6rpm
• Surface Speed: Contact Mode: 0.2 to 6560ft/min;0.05 to 1999.9m/min
• Resolution: 0.1rpm (< 1,000 rpm); 1rpm (>1000rpm)
• Power: 4 AA batteries
• Dimensions: 8.5×2.6×1.5”(215 x 65 x 38 mm)
• Weight: 10.6 oz (300 g)

• Extech 461895 Data Sheet.pdf
• Extech 461895 User’s Manual.pdf