Metrel MD 9050 Digital Multimeter

Description

MD 9050 TRMS Heavy Duty Industrial Digital Multimeter

The MD 9050 ranks among the best multimeters on the market. High resolution and accuracy, 2-line LCD display, fast data acquisition and transfer (via optical interface), CAT IV / 1000 V, TRMS current and voltage measurement, non-contact voltage detection, conductance measurement, auto check function and fast one-handed operation are highlights of the multimeter. The MD 9050 is the ideal choice for demanding measurement tasks in industry, in the laboratories and in everyday repair and maintenance practice.

Standards applied

Instrument safety towards user

• IEC/EN 55022 Information technology equipment – Radio disturbance characteristics
• IEC/EN 61000 Electromagnetic compatibility (EMC) series
• IEC/EN 61000-3-2 Electromagnetic compatibility (EMC) – Part 3-2 – Limits – Limits for harmonic current emissions (equipment input current ≤ 16 A per phase)
• IEC/EN 61000-3-3 Electromagnetic compatibility (EMC) – Part 3-3 – Limits – Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤ 16 A per phase and not subject to conditional connection
• IEC/EN 61000-4-2 Electromagnetic compatibility (EMC)- Part 4-2: Testing and measurement techniques – Electrostatic discharge immunity test
• IEC/EN 61000-4-3 Electromagnetic compatibility (EMC)- Part 4-3: Testing and measurement techniques – Radiated, radio-frequency, electromagnetic field immunity test
• IEC/EN 61000-4-4 Electromagnetic compatibility (EMC) – Part 4-4: Testing and measurement techniques – Electrical fast transient/burst immunity test
• IEC/EN 61000-4-5 Electromagnetic compatibility (EMC) – Part 4-5: Testing and measurement techniques – Surge immunity test
• IEC/EN 61000-4-6 Electromagnetic compatibility (EMC) – Part 4-6: Testing and measurement techniques – Immunity to conducted disturbances, induced by radio-frequency fields
• IEC/EN 61000-4-8 Electromagnetic compatibility (EMC) – Part 4-8: Testing and measurement techniques – Power frequency magnetic field immunity test
• IEC/EN 61000-4-11 Electromagnetic compatibility (EMC) – Part 4-11: Testing and measurement techniques – Voltage dips, short interruptions and voltage variations immunity tests
• The Low Voltage Directive LVD 2006/95/EC Electrical equipment designed for use within certain voltage limits
• Directive EMC 2004/108/EC on electromagnetic compatibility
• IEC/EN 61010 Safety requirements for electrical equipment for measurement, control, and laboratory use – series
• IEC/EN 61010-1 Safety requirements for electrical equipment for measurement, control, and laboratory use – Part 1: General requirements
• IEC/EN 61010-031 Amendment 1 – Safety requirements for electrical equipment for measurement, control and laboratory use – Part 031: Safety requirements for hand-held and hand-manipulated probe assemblies for electrical test and measurement
• IEC/EN 61010-2-030 Safety requirements for electrical equipment for measurement, control, and laboratory use – Part 2-030: Particular requirements for equipment having testing or measuring circuits
• IEC/EN 61010-2-033 Safety requirements for electrical equipment for measurement, control, and laboratory use – Part 2-033: Particular requirements for hand-held multimeters and other meters for domestic and professional use, capable of measuring mains voltage

EMC safety

• IEC/EN 61326 Electrical equipment for measurement, control and laboratory use – EMC requirements – series
• IEC/EN 61326-1 Electrical equipment for measurement, control and laboratory use – EMC requirements – Part 1: General requirements

Properties

Measuring functions

• TRMS AC, DC voltage measurement;
• TRMS AC, DC current measurement;
• Capacitance measurement;
• Resistance measurement;
• Diode test;
• Mains supply frequency measurement;
• Frequency of digital signals measurement;
• Continuity test (acoustic signalling);
• Conductance measurement;
• Electric field detection;
• Temperature measurement.

Key features

• TRMS: accurate readings on sinusoidal and non-sinusoidal signals.
• Autocheck function: automatic detection of AC voltage, DC voltage or resistance.
• Auto-ranging: user can switch between auto and manual ranging.
• Temperature measurement: measures T1, T2 and T1 + T2 temperature in Celsius and in Fahrenheit.
• EF detection: non-contact and probe-contact electric field detection.
• Lead alert: incorrect lead connection alert.
• Relative zero mode: relative function for comparing the difference between signals or removing background noise.
• MAX/MIN/AVG: recording of maximum, minimum and average values.
• Data Hold: data hold feature freezes the display for later view.
• Peak Hold: Crest (instantaneous peak) cupture mode.
• PC Link: test results can be downloaded to the computer via the optional PC software.
• Safety: CAT IV / 1000 V overvoltage protection.
• Backlight: large bright 4 digits 9999 counts dual LCD display with backlight for working in dark conditions.

Technical data

• Dimensions (w x h x l): 103 x 64,5 x 208 mm
• Mass (without accessories): 635 g

Applications

Secondary power sources in healthcare

• Generator safety

Preventative maintenance

• Voltage measurements
• Current measurements
• Frequency measurements

Troubleshooting

• Appliances troubleshooting
• Field service
• Electronics
• HVAC

General purpose

• Industrial testing