Extech 461995 เครื่องวัดรอบแบบสัมผัส / แสง Combination Contact/Laser Photo Tachometer
Combination Contact/Laser Photo Tachometer
Combines both contact and non-contact models for use in all applications
Characters on display reverse direction depending on contact or photo mode
Uses a Laser for greater distance non-contact measurements up to 6.5ft (2m)
Memory/readings button holds last reading for 5 min and recalls min/max readings
Specifications (Photo mode/Contact mode):
Range (RPM): 10 to 99,999 / 0.5 to 20,000
Accuracy: 0.05% rdg +1 digit
Sampling Time: 1 Sec > 60rpm / 1 Sec > 6rpm
Surface Speed: 0.2 to 6560ft/min / 0.05 to 1999.9m/min
Resolution: 0.1rpm (1000rpm)
Power: 4 AA batteries
Dimensions: 8.5x2.6x1.5”(215 x 65 x 38 mm)
Weight: 10.6 oz (300 g)