High visible LCD display
Low battery indication
Test Range Select: Automat
Memory:Max. Value, Min. Value, Last Value.

Display: 5 digits, 31mm LCD

Test Range: 2.5 to 99,999 RPM (r/min)

Resolution: 0.1 RPM (2.5 to 999.9 RPM)

           1 RPM (over 1,000 RPM)

Accuracy :±( 0.05%+1 digit)

Sampling Time: 0.8 sec. (over 60 RPM)

Test Range Select: Automatic

Detecting Distance: 50 to 200 mm/2 to 10inch (LED)

Battery:3×1.5V  UM-3

Power Consumption:Approx. 35mA (LED)

Operation Temp.: 0 to 50 (32 to 122)

Size: 160×76×40mm

Memory:Max. Value, Min. Value, Last Value.

DT2234A  

Display: 5 digits, 18mm LCD displaying
Test Range: 2.5 to 99,999 RPM (r/min)
Resolution:

 0.1 RPM (2.5 to 999.9 RPM)

1 RPM (over 1,000 RPM)

Accuracy: ±(0.05%+1 digit)
Sampling Time: 0.8 sec. (over 60 RPM)
Detecting Distance: 50 to 500 mm

Test range select: automatic

Memory: max. value, min. value last value

Time base: 6MHz crystal oscillator

Circuit: exclusive one-chip of microcomputer LSI circuit

Wide measuring range & high resolution

Low battery indication

Battery: 3 x 1.5V AA(UM3) battery

Power consumption: approx.40mA(operation)

Operation temperation: 0 to 50°C(32 to 122°F)

Size: 160 x 74 x 37mm

Weight: around 200g(including batteries)