Specifications 
 
 
    
        
            | Measuring Range | 
            0.40 - 25000 RPM (floating decimal point) 
            0.40 - 2000.0 ft/min (with optional 12" wheel) | 
         
        
            | Accuracy | 
            0.01% of reading ± 1 digit | 
         
        
            | Display | 
            5 digit LCD 12mm Character Height | 
         
        
            | Measuring Unit* | 
            Speed Mode: RPM, rev/sec, FPM, in/min, yd/min, in/sec, m/min, cm/min, cm/sec 
            Counter Mode: revolutions, ft, in, yd, m, cm | 
         
        
            | Memory | 
            Short Term Auto Memory: MAX, MIN, MEAN and last 9 data 
            Long Term On-Demand memory: 99 data | 
         
        
            | Display Update | 
            0.5 sec or 1.0 sec selectable | 
         
        
            | Power | 
            2 - AA Battery, Aprox. 60 hrs continuous operation | 
         
        
            | Indicators | 
            LOW BATT, Units, MAX, MIN, MEAN and memory location | 
         
        
            | Operating Temp. | 
            0 - 45°C (32 - 113°F) | 
         
        
            | Construction | 
            Die-cast aluminum housing | 
         
        
            | Standard Accessories | 
            Cone adapter, funnel adapter, 2-AA Batteries, NIST traceable Certificate | 
         
        
            | Optional Accessories | 
            12" wheel (surface speed measuring wheel is necessary to measure linear speed), 3-1/2" Extension Shaft. | 
         
    
 
 
  
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