The Yokogawa 73203 is a 3.5-digit handheld digital multimeter engineered for field electrical testing and troubleshooting. With a 4300-count display updating at 2 times per second, it delivers accurate measurements across DC/AC voltage, resistance, continuity, diode testing, and capacitance. The instrument combines auto-ranging capability with manual range selection, compact portability (240 g), and dual AAA battery power rated for approximately 600 hours of continuous operation.
Technical Specifications
Display & Measurement Rate
• 4300-count digital readout
• 2 updates per second
DC Voltage Measurement
• Range: 600.0 V maximum
• Accuracy: 0.3% + 1 digit (high precision ranges); 0.5% + 1 digit (other ranges)
• Input impedance: >100 MΩ @ 400 mV; 11 MΩ @ 4.000 V; 10 MΩ @ 40.00 V to 600 V
AC Voltage Measurement
• Maximum: 600 Vrms
• Accuracy: 0.75% + 1 digit (4.000 V range); 0.75% + 5 digits (40.00 V to 400.0 V ranges); 1% + 5 digits @ 4.000 V alternate specification
• Input impedance: >11 MΩ, 10 MΩ, 4 V only)
• Overvoltage and overcurrent warnings
• Large digital display for field readability
• Input protection against fault conditions
– Typical Applications
Electrician and technician field troubleshooting, live circuit diagnostics, capacitive load testing, and general electrical maintenance across industrial and commercial installations.
– Compatibility & Integration
Designed for CAT II and CAT III measurement environments per IEC safety standards. Includes spare fuse (F02, 15 A/250 V) and instruction manual.
