产品名称：DP-72X72-3 Digital Frequency Meter
Category Digital Frequency Meter > DP-XX-3
Model DP-72X72-3 Digital Frequency Meter
Accuracy: Frequency±0.1%+2D.
Parameters:
Rated voltage: AC 57.7V、AC 100V、AC 220V、AC 380V.
Overload Rating: 1.2X rating (continuous) 2X rating for 1 seconds.
Internal resistance: ≥1kΩ/ V(for non-mA/mV inputs only).
Frequency:45~65Hz.
Auxiliary Power Supply: AC/DC 48~240V、AC/DC 80~265V、AC 380V、AC 220V、AC 110V、AC 60V.
Display Features: Highlight LED Display.
Operating Environment:
Operating temperature:-10℃~+55℃.
Storage temperature:-25℃~+70℃.
Relative humidity≤93%，Non corrosive gas.
Safety Performance:
Insulation resistance: ＞100MΩ.
AC withstand voltage: ＞AC 2000V.
EMC:
ESD: Level 4
Surge: Level 4
RF: Level 3
EFT: Level 3
Signal Wiring Diagram:
