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Range

Resolution

Accuracy

RPM

10 - 99990

0.01/0.1/1

0.04% ±2 dgts

±0.06RPM

rps(Hz)

0.2000 - 2000.0

0.001/0.01/0.1

0.04% ±2 dgts

Range

Resolution

Accuracy

RPM / (symbolizes "Contact")

10.000 - 29999

0.001/0.01/0.1/1

0.04% ±2 dgts

m/min

1.000 - 2999.9

0.001/0.01/0.1

ft/min

3.000 - 10000

yard/min

1.000 - 3000

Range

Max. Input Frequency

0 - 99999

10KHz. with 5% duty cycle

External TTL Input:    

High > 4.5V (RM-1501)

Display:                      

5 digits 99999 counts

Sampling Rate:

0.7 second (> 60 rpm)

> 1 second (10 to 60 rpm)      

Measuring Distance:

50 to 300 mm

Time Base:

4.0 MHz Quartz Crystal

Range Selection:

Automatic

Battery:

Four 1.5V batteries (AA, UM-3)

Power Consumption:

1.5mA (Idle)   

27mA (Non-contact, measurement)

34mA (contact, measurement)

Auto-Power-Off:

30 minutes.

Operating Temp.

0 to 50C

(32 to 122 F)

Size:

172 mm x 63 mm x 36 mm 

(6.8" x 2.5" x 1.5")

Weight:

190 g / 6.7 oz (including battery)

Accessories:

Carrying case x 1

Reflective tape x 1

Instruction Manual x 1

1.5V AA Batteries x 4

RS-232 cable x 1 (for RM-1501 only)

Software CD x 1 (for RM-1501 only)

Software Manual x 1 (for RM-1501 only)

Option:

RM-1502 Adapter

for contact measurement