Lutron LF-423: Line Frequency Monitor

Description

Model : LF-423
* 0.5 to 500 Hz (x 0.01Hz, < 100Hz)
* Input voltage : 5 to 250 ACV.
* Check frequency to DC to AC converter, mobile & portable generator, power line.
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.
Applications:
* Check output of frequency-regulated and unregulated DC to AC converters.
* Verify accuracy and stability of synchronous motors & clocks.
* Monitor frequency of mobile and portable generators under load. *
Obtain the long term maximum, minimum & average frequency of fluctuating power sources.
* Continuously monitor frequency in engineering and school laboratories when delicate experiments are performed or calibration of equipment is taking place.
Display
5 digits, 10 mm ( 0.4″ ) LCD
Sampling Time
1 sec. ( 1 Hz ).
Operating temperature
0 to 50℃ (32 to 122 ℉).
Operating Humidity
Less than 80% RH
Weight
375 g ( 0.83 LB )/including battery
Dimension
190 x 72 x 37 mm (7.5 x 2.8 x 1.5 inch).
Resolution
0.01 Hz 0.5 to 99.99 Hz.
0.1 Hz 100.0 to 500.0 Hz.
Accessories Included
Operation Manual…………………………………..1 PC.
Power Cord with plug………………………………1 PC.