Ermenrich Zing DZ30 Digital Clamp Meter

The Ermenrich Zing DZ30 is a versatile digital clamp meter that is designed for service engineers, electronics hobbyists, and home appliance repair technicians. Its key feature is the narrow jaw design. The 23mm jaw opening easily isolates individual conductors within dense wire harnesses inside appliances or in engine compartments where standard clamps cannot reach.

Power circuit and automotive electrical diagnostics

The clamp meter measures AC and DC currents up to 200A. This provides ample capacity for monitoring the onboard electrical systems of cars and motorcycles, testing boat motors, or finding parasitic battery draws. In residential settings, the device easily determines the actual load drawn by HVAC systems, washing machines, or electric stoves. The 600 V voltage limit is more than sufficient for inspecting wall outlets and power supplies.

Electronic component diagnostics

The Ermenrich Zing DZ30 features advanced capabilities for working with electronic components. Capacitance measurement up to 200µF allows for assessing the condition of various capacitors, from small ceramic to electrolytic types. The built-in frequency meter (up to 10MHz) and duty cycle measurement function make this device an excellent tool for configuring signal generators and PWM modules.

Continuity and semiconductor testing

An audible continuity test is provided for locating short and open circuits on PCBs. The buzzer triggers at a resistance of less than 30Ω. This low threshold minimizes false readings when testing long cable runs or circuits with inherent natural resistance. In addition, it includes a diode test function for detecting faulty p-n junctions and an ohmmeter (up to 40MΩ) for checking the integrity of motor windings and heating elements.

Safety and ease of use

The clamp meter meets the CAT II 600V electrical safety standards, making it suitable for measurements on outlets, household appliance circuits, and portable equipment. Measurement results are displayed on a 4,000-count LCD screen. The bright backlight is invaluable when working in poorly lit areas, such as under a vehicle dashboard or in tight spaces behind built-in furniture. The device is powered by a single 9 V battery (not included), and its auto-off function helps preserve battery life.

Key features:

• AC and DC current measurement up to 200A: ideal for servicing vehicles and high-power household appliances
• Compact 23mm jaws fit into tight spaces that are inaccessible to standard clamps
• Frequency meter up to 10MHz and duty cycle measurement for analyzing PWM controllers
• Capacitance measurement up to 200µF for testing PCB and motor capacitors
• Continuity test with a 30Ω threshold minimizes false readings when tracing short circuits on PCBs
• CAT II 600V safety rating: suitable for working with outlets and household appliances

The kit includes:

• Digital clamp meter
• Probe – 2 pcs.
• Pouch
• User manual and warranty card