Kusam Meco KM2241 - Digital Tachometer with Contact and Non Contact Options

Features:
• Display : 5 digits 18 mm(0.6”) LCD
• Accuracy : ± (0.05% + 1 digit)
• Sampling Time : 0.5 Sec(over 120RPM)
• Range Select : Auto -Ranging
• Memory : Last value, Max.Value, Min.value
• Power Consumption : Approx 55mA
• Time Base : 6 MHz Quartz crystal
• Detecting Distance : 50 mm to 500 mm
• Measuring range :
PHOTO TACH 2.5 TO 99999 RPM
CONTACT TACH 0.5 TO 19,999 RPM
SURFACE SPEED(m/min) 0.05 TO 1,999.9 (m/ min).
• Resolution :
PHOTO TACH 0.1 RPM (2.5 to 999.9 RPM) 1 RPM (over 1000 RPM)
CONTACT TACH 0.1 RPM(0.5 to 999.9 RPM) 1RPM (over 1000RPM)
SURFACE SPEED(m/min) 0.01 m/min (0.05 to 99.99 m/min), 0.1 m/min (over 100 m/min)
• Power : 4 X 1.5 V AA Size Battery or to external DC 6V Regulated power supply.