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PANEL METER ( Hz )
Model : FC-422D
* 0.5 to 500.0 Hz ( x 0.01 Hz, <100 Hz ).
* Input voltage : 5 to 250 ACV.
* 110/220/230 ACV power , 14 mm red LED.
* DIN size : 96 x 48 mm , Depth : 104 mm.
LINE FREQUENCY MONITOR
Model : LF- 423
* 0.5 to 500 Hz ( x 0.01 Hz < 100 Hz )
* Input voltage : 5 to 250 ACV.
* Check frequency to DC to AC converter, mobile & portable generator , power line.
