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Extech 461995 Combination Contact/Laser Photo Tachometer with NIST

Item #:
EXT-461995-NIST
Brand:
Extech
Extech 461995 Combination Contact/Laser Photo Tachometer with NIST
$419.99
Qty

Discontinued

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Extech 461995 Combination Contact/Laser Photo Tachometer with NIST

Extech 461995 Combination Contact/Laser Photo Tachometer with NIST

$419.99

Discontinued


461995 Combination Contact/Laser Photo Tachometer with NIST by Extech

Features

  • Unique display where characters reverse direction depending on measurement mode you are in
  • Large 0.4" (5 digit) LCD display
  • Microprocessor based with quartz crystal oscillator to maintain high accuracy
  • Tachometer memory stores last, max and min readings
  • Provides wide RPM (photo and contact) and Linear Surface Speed (contact) measurements
  • Accurate to 0.05% with max resolution of 0.1rpm in either photo or contact mode
  • Complete with tips and wheel for rpm or linear surface speed, four 1.5V AA batteries, reflective tape and carrying case
  • Narrow beam Laser photo tachometer for accurate non-contact RPM measurements
  • Measurements from up to 6.5ft from the target for improved safety and accessibility
General Specifications
Circuit Custom one-chip LSI microprocessor circuit
Time base Quartz crystal 4.194 MHz
Display Reversible 5 digit 0. 10mm (4") LCD display
Laser light source Less than 1mW; Class 2 red laser diode (645nm approx.)
Detecting Distance 50 to 2000 mm (2 to 79") depending on ambient light and RPM
Memory Last reading and MIN/MAX readings
Operating Conditions 0 °C to 50 °C (32 °F to 122 °F); RH 80% Max
Power Supply 4 x 1.5 V AA batteries
Power Consumption 20mA DC approx.
Weight 300g (10.6oz) including battery)
Size 210 x 67 x 38 mm (8.5 x 2.6 x 1.5")
Accessories (4) x 1.5V batteries, reflective tape 600mm (24"), surface speed/rpm rotating attachments, and carrying case

Electrical Specifications
Range
Resolution
Accuracy (%rdg)
Photo Tachometer
10 to 99,999 rpm
0.1 rpm (<1000rpm)
1 rpm (>1000 rpm)
± (0.05% + 1d)
Contact Tachometer
0.5 to 19,999 rpm
0.1 rpm (<1000rpm)
1 rpm (>1000 rpm)
Surface Speed
0.2 to 6560 ft/min
0.1 ft/min (<1000ft/min)
1 ft/min (>1000ft/min)
± (1% + 1d)
Surface Speed
0.05 to 1999.9 m/min
0.01 m/min (<100m/min)
0.1 m/min (>100 m/min)

Questions & Answers


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