MARTINDALE MM84 Bedienerhandbuch PDF herunterladen (Seite 5)

* Current on 10 A range applied for 30 seconds maximum

AC coupled true rms speciﬁ ed from 5% to 100% of range.

Crest factor: d 3.

Overload protection:

0.5A/600V fast blow ceramic fuse on 200μA to 200mA ranges

20A/600V fast blow ceramic fuse on 20A range

Resistance

Range Resolution Accuracy

200: 0.01: ± (0.25% of rdg + 10 dgts)

2k: 0.0001k:

± (0.15% of rdg + 3 dgts)20k: 0.001k:

200k: 0.01k:

2M: 0.0001M: ± (0.25% of rdg + 10 dgts)

20M: 0.001M: ± (1.0% of rdg + 10 dgts)

Open circuit voltage: 3.3V DC approx.

Overload protection: 500V DC or AC rms.

Frequency

Range Resolution Accuracy

2 kHz 0.1 Hz

± (0.5 % of rdg + 3 dgts)

20 kHz 1 Hz

200 kHz 10 Hz

Input sensitivity: 50mV rms minimum for sine wave

400mV rms minimum at >30% and <70% duty cycle

Minimum input: 22Hz range > 2Hz, 220Hz range > 20Hz

Minimum pulse width: >2μs at >10Hz

Overload protection: 500V DC or AC rms

Speci cation

MM84

True RMS Digital Multimeter

MM84 instructions.indd 2 03/07/2012 15:48:29

Speci cation

MM84

True RMS Digital Multimeter

Duty Cycle

Range Frequency

Range

Resolution Pulse

Width

Accuracy (5V Logic)

0% to 90% 20Hz to 20kHz 0.1 % >10 us ±(2.0% rdg + 10 dgts)

Overload protection: 500V DC or AC rms

Continuity

Audible indication: <150:

Response time: Approx 500ms

Open circuit voltage: 3.3V DC approx

Overload protection: 500V DC or AC rms

Diode Test

Range Resolution Test

Current

Open Circuit

Voltage

Accuracy

2V 0.1mV 1.0 mA 3.3V DC approx ± (0.5% rdg + 1 dgt)

Overload protection: 500V DC or AC rms

Logic Test

Thresholds Pulse Rise

Time (Max)

Pulse

Repetition

Rate (Max)

Pulse Width

(Min)

Logic 1 (Hi) Logic 0 (Lo)

2.8V ± 0.8V 0.8V ± 0.5V 10μs 1 Mpps 25ns

Duty cycle: > 20% and < 80%

Frequency response: 20 MHz

Overload protection: 500V DC or AC rms

MM84 instructions.indd 5 03/07/2012 15:48:29

GENERAL SPECIFICATIONS

Display: 4½ digit liquid crystal display with a maximum reading of 19999

Analog bargraph: 22 segments with measurement 20 times per second

Polarity: Automatic, positive implied, negative polarity indication

Overrange: Most signiﬁ cant digit displays “1”

Low battery indication:

symbol is displayed when the battery voltage drops below the operating level

Measurement rate: 2.5 times per second, nominal

Auto power off: After approx 45 minutes

Operating environment: 0°C to 50°C at < 70% RH

Storage temperature: -20°C to 60°C at < 80% RH

Altitude: Up to 2000m

Power: Single standard 9 volt battery, NEDA 1604, JIS006P, IEC 6F22

Battery Life: 300 hours typical with carbon-zinc

Dimensions: 189 (H) x 87 (W) x 37 mm (D)

Weight: 330g approx. including battery

Includes: TL16 test leads, holster, 9V battery (installed) and instructions.

SAFETY:

Conforms to BS EN61010-1, CAT II 1000V DC, 750V AC

Class II Double Insulation

Pollution Degree: 2

TL16 test leads conform to BS EN61010-031, CAT III 1000V, CAT IV 600V, 10A

EMC: Conforms to BS EN 61326

Speci cation

MM84

True RMS Digital Multimeter

MM84 instructions.indd 4 03/07/2012 15:48:29

Check out what else you can get from Martindale:

Martindale Electric Company Limited

Metrohm House, Penfold Trading Estate, Imperial Way, Watford WD24 4YY, UK

Tel: +44(0)1923 441717 Fax: +44 (0)1923 446900

E-mail: sales@martindale-electric.co.uk

Website: www.martindale-electric.co.uk

Registered in England No. 3387451. E. & O.E. Document Rev1 LITMM84

• 17th Edition Testers

• Accessories

• Calibration Equipment

• Continuity Testers

• Electricians’ Kits

• Environmental Products

• Full Calibration & Repair Service

• Fuse Finders

• Digital Clamp Meters

• Digital Multimeters

• Labels

• Microwave Leakage Detectors

• Motor Maintenance Equipment

• Multifunction Testers

• Non-trip Loop Testers

• Pat Testers & Accessories

• Phase Rotation Testers

• Proving Units

• Socket Testers

• Thermometers & Probes

• Test Leads

• Voltage Indicators

• Specialist Metrohm Testers (4 & 5kV)

• Specialist Drummond Testers

MM84 instructions.indd 1 03/07/2012 15:48:24

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Instruction 1

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