Elenco Digital Multimeter Uživatelský manuál stáhnout pdf (Strana 3)

Table 8. AC Voltage Detailed Accuracy Specifications

Table 9. DC Current Detailed Accuracy Specifications

Table 10. AC Current Detailed Accuracy Specifications

Table 11. Resistance Detailed Accuracy Specifications

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1. Introduction

This series LCD auto ranging and auto power-off digital multimeter

is a portable, compact, 3¾ digit multimeter. It is ideally suited for

field, lab, shop, car, and home.

CAUTION: Read, understand and follow all Safety Rules and

Operating Instructions in this manual before using this product.

2. Safety Information

Use the meter only as specified in this manual. Otherwise, the

protection provided by the meter may be impaired. Refer to safety

information in Table 1.

Table 1. Safety Information

Warning

To avoid possible electric shock or personal injury, follow these

guidelines:

• Do not use the meter if it is damaged. Before you use the meter,

inspect the case. Look for cracks or missing plastic. Pay particular

attention to the insulation surrounding the connectors.

• Inspect the test leads for damaged insulation or exposed metal.

Check the test leads for continuity. Replace damaged test leads

before you use the meter.

• The RESPONSIBLE BODY shall be made aware that, if the

equipment is used in a manner not specified by the manufacturer,

the protection provided by the equipment may be impaired.

• Do not use the meter if it operates abnormally. Protection may be

impaired. When in doubt, have the meter serviced.

• Do not operate the meter around explosive gas, vapor, or dust.

• Do not apply more than the rated voltage, as marked on the meter,

between terminals or between any terminal and earth ground.

• Before use, verify the meter’s operation by measuring a known

voltage.

• When measuring current, turn off circuit power before connecting

the meter in the circuit. Remember to place the meter in series with

the circuit.

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Range Resolution Accuracy Note

400mV 0.1mV ±(1.5% rdg + 8) Frequency response:

50Hz - 400Hz

Input resistance: 10MΩ

Overload protection:

600VDC or 600VAC rms

4V 1mV

±(1.0% rdg + 5)

40V 10mV

400V 100mV

600V 1V ±(1.5% rdg + 5)

Range Resolution Accuracy Note

400μA 0.1μA

±(2.0% rdg + 5)

Overload protection:

Fast fuse 0.5A/250V and

fast fuse 10A/250V.

10A for 15sec. maximum

Input voltage drop: <

0.4V

4000μA 1μA

40mA 10μA

±(1.5% rdg + 5)

400mA 100μA

4A 1mA

±(2.0% rdg + 5)

10A 10mA

Range Resolution Accuracy Note

400μA 0.1μA

±(2.5% rdg + 3)

Overload protection:

Fast fuse 0.5A/250V and

fast fuse 10A/250V.

10A for 15sec. maximum

Input voltage drop: <

0.4V

Frequency response:

50Hz - 400Hz

4000μA 1μA

40mA 10μA

±(2.0% rdg + 5)

400mA 100μA

4A 1mA

±(2.5% rdg + 5)

10A 10mA

Range Resolution Accuracy Note

400Ω 100mΩ

±(1.0% rdg + 5)

Overload protection:

250V DC/AC rms

4kΩ 1Ω

40kΩ 10Ω

400kΩ 100Ω

4MΩ 1kΩ

±(2.0% rdg + 5)

40MΩ 10kΩ

1 2 3 4 5 6 7 8 ... 17 18

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