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Extech 397360 and 397061
Big Digit Counter/Tachometer Display, Discontinued

  • Counter or Tachometer/Surface speed models
  • Large red 2.3" (58mm) high LED displays are easy to read at distances to 65 feet (20m)
  • Counter: 6 digit LED displays pulse inputs up to 999999 from a contact (microswitch or relay) or non-contact proximity or photoelectric sensor
  • Counter models with or without setpoint and 2.5A relay output
  • Tachometer/Surface speed model: 5 digit LED, switchable; reads inputs from photoelectric sensor up to 9999.9 rpms or 999.99 yards/minute
  • Powered by 90-250 VAC 50/60 Hz (Environmental: -10 to 60°C; 45-85% RH)
  • Compact, lightweight 2.9lb (1.3kg)
  • 5-digit: 3.9x10.3x2.1" (100x260x55mm)
  • 6-digit: 3.9x12.2x2.1" (100x310x55mm)
  • Includes adjustable stand for mounting from ceiling, wall, table, panel


*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.