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Lutron LF-423 Line Frequency Monitor, 0.5 to 500 Hz

Lutron LF-423 Line Frequency Monitor, 0.5 to 500 Hz

Brand
Lutron
Model number
LF-423

Portable line frequency meter for 0.5 to 500 Hz with 0.01 Hz resolution and a quartz time base, accepting 5 to 250 V AC inputs.

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Key features

  • Portable line frequency monitor, easy carry out & operation.
  • Wide measuring rage from 0.5 Hz to 500 Hz.
  • 0.01 Hz, high resolution
  • Quartz crystal time base, 0.05 %, high accuracy.
  • Wide input voltage 5 to 250 ACV.
  • LCD display allows clear readout even at high ambient light levels.
  • Sine wave or square wave input signal are available.
  • Last value, Maximum value & Minimum value with recall.

Specifications

Specifications
Display5 digits, 10 mm ( 0.4" ) LCD
Range0.5 to 500.0 Hz.
Resolution0.01 Hz : 0.5 to 99.99 Hz.; 0.1 Hz : 100.0 to 500.0 Hz.
Input voltage5 to 250 ACV, sine wave or square wave.
Accuracy± ( 0.05 % + 1 d ).
Sampling Time1 sec. ( 1 Hz ).
Time baseQuartz crystal
CircuitExclusive one-chip of microcomputer LSI circuit.
MemoryLast value, Max. value, Min. value.
Battery1.5 V AA (UM-3) battery x 4 PCs.
Power CurrentApprox. DC 5 mA.
Operating Temperature0 to 50°C (32 to 122°F ).
Operating HumidityLess than 80% RH.
Weight375 g ( 0.83 LB )/including battery.
Dimension190 x 72 x 37 mm (7.5 x 2.8 x 1.5 inch).
Carrying CaseOptional.
Technical details
Accuracy± (0.05% + 1 digit) at 23 ± 10°C
Accessories
Supplied withOperation Manual (1 PC); Power Cord with Plug (1 PC); Carrying Case (Optional)

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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