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Extech Instruments 461990 Spare Contact Wheel, 3.8' x 1.9' x 4.2', 13.5 oz. Weight (Pack of 6)

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$45.84

$ 21 .99 $21.99

In Stock
  • Accuracy ±(0.1% + 1 digit)
  • Resolution 0.1RPM, 0.1ft/min, 0.01m/min
  • Power 90 to 260VAC, 50/60Hz
  • Sensor Power Supply 12VDC, 50mA max


Displays in RPM, m/min, and ft/min, Tactile keypad for easy programming, Hysteresis value setting for control and alarm functions. Roller diameter value setting for surface speed measurement. User settable pulse per rotation value, Large 0.5" 4-digit LED display. DIN size 3.8x1.9x4.2" (96x48x107mm). RS-232 interface with optional software. Optional proximity and photo sensors. Complete with mounting bracket in standard 1/8 DIN panel cutout.


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