Milwaukee 2217-20 Istruzioni operative

MILWAUKEE ELECTRIC TOOL CORPORATION – TEST & MEASUREMENT PRODUCT

REPAIR SERVICE INSTRUCTIONS — CALIBRATION

2217-20 Digital Multimeter

Environmental

Condition

Perform all calibration at an ambient temperature of 23°C ± 2°C / 73.4°F ± 3.6°F and relative

humidity of 80% - allow the digital multimeter to sit at this temperature for a minimum of 30

minutes before proceeding.

REPAIR SERVICE

INSTRUCTIONS

Calibration

MILWAUKEE ELECTRIC TOOL CORPORATION

13135 WEST LISBON ROAD ●BROOKFIELD, WISCONSIN 53005-2550 ●USA

58-92-2217d1 02/2010

TABLE OF CONTENTS Page

Introduction 1

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Symbols 1

Safety 2

Specifications 3

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Frequency, Temperature, Thermocouple, Rotary Switch, Auto Power Off Specification 7

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Basic Maintenance 11

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Testing Fuses 12

Replacing Fuses 12

Cleaning 12

Performance Tests 13

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Testing the Resistance 51noitcnuF

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Testing the Ampere 61noitcnuF

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Testing the Temperature 71noitcnuF

Calibration 18

Introduction

WARNING

To avoid shock or injury, do not perform the verification tests or calibration procedures

described in the manual unless you are qualified to do so.

The information provided in this document is for the use of qualified personnel only.

CAUTION

The 2217-20 contain parts that can be damaged by static discharge.

Follow the standard practices for handling static sensitive devices.

Precautions and Safety Information

Use the Meter only as described in the Operator’s Manual. If you do not do so, the protection provided

by the Meter may be impaired. Read the “Safety Information” page before servicing this product.

In this manual, a WARNING identifies conditions and actions that pose hazard (s) to the user; a

CAUTION identifies conditions and actions that may damage the Meter or the test instruments.

The Symbols

The symbols used on the Meter and in this manual are explained in Table 1.

Table A. The Symbols

Symbol Meaning

Alternating signal

Direct signal

CAT III IEC overvoltage Category III

Refer to the manual, Important information.

Take appropriate precautions. Hazardous

voltage may be present.

Battery

Earth ground

Fuse

Double insulated

Do not discard this product or throw away.

Use proper Fuse. To avoid fire hazard, use only the fuse type and rating specified for this

product, 10A / 600V Fast-acting (Cat. No. 22-89-0300). For fuse replacement, it is recommended

to return the tool to a factory Service/Sales Support Branch or authorized service station.

SAFETY

Review the following safety precautions to avoid injury and prevent damage to this product or

products connected to it. To avoid potential hazards, use the product only as specified.

CAUTION: These statements identify conditions or practices that could result in damage to

the equipment or other property.

WARNING: These statements identify conditions or practices that could result in personal

injury or loss of life.

Specific precautions

Do not operate without covers. To avoid personal injury, do not apply any voltage or current to

the product without covers in place.

Electric overload. Never apply a voltage to a connector on the product that is outside the range

specified for that connector.

Avoid electric shock. To avoid injury or loss of life, do not connect or disconnect probes or test

leads from the meter while they are connected to a voltage source.

Do not operate in wet/damp conditions. To avoid electric shock, do not operate this product in

wet or damp conditions.

To reduce the risk of injury, user must read and understand operator’s manual.

SPECIFICATIONS

All specifications are warranted unless noted typical and apply to the 2217-20 DMM.

Stated accuracies are at 23°C±5°C at than 80% relative humidity and without the battery

indicator displayed.

General specifications

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Overrange display Display "OL" when the reading exceeds range

by 10%

Low voltage indicator is indicated

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Maximum input voltage 600V CAT III between V and COM

Maximum floating voltage 600V CAT III between any terminal and earth

ground

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Maximum open circuit Voltage (current inputs) 600V between A and COM

Overload protection A connector 10A, 600V, Fast action fuse

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Measurement Characteristics

Accuracy is ±(% reading + number of digits) at 23°C ± 5°C, less than 80% R.H.

Temperature coefficient: 0.1 * (Specified accuracy)/°C, < 18°C, > 28°C

(1) DC Voltage

Range Resolution Accuracy

600.0mV 0.1mV

6.000V 0.001V

60.00V 0.01V

600.0V 0.1V

±(0.5% reading + 2 digits)

Input Impedance: 10MΩ

Response Time: < 1.5 sec.

Overload Protection: AC/DC 720V for 10 second.

(2) AC Voltage

Range Resolution Accuracy (Sine Wave)

600.0mV * 0.1mV

6.000V 0.001V

60.00V 0.01V

600.0V 0.1V

±(1% reading + 3 digits)

for 45Hz ~ 500Hz

±(2% reading + 3 digits)

for 500Hz ~ 1kHz

* LCD displays 0.0mV when measuring < 4.0mV.

Input Impedance: 10MΩ// less than 100pF

Frequency Response: 45 ~ 1kHz (Sine Wave)

AC Conversion Type: RMS sensing, RMS indication

Additional Accuracy by Crest Factor (C.F.): Add 6.0% for C.F. 1.0 ~ 2.0.

Add 7.0% for C.F. 2.0 ~ 2.5.

Add 9.0% for C.F. 2.5 ~ 3.0.

Max. Crest Factor: 1.6 for 6600 ~ 5000 digits

2.0 for 5000 ~ 3000 digits

3.0 for 3000 ~ 0 digits

Response Time: < 2 sec. when the LCD reading is bigger than 1000 digits in each range.

Overload Protection: AC/DC 720V for 10 second.

(3) Lo-Z Voltage (Auto DC & AC Detection)

Range Resolution Accuracy

600.0V DC & AC 0.1V ±(2% reading + 3 digits)

Input Impedance: less than 6kΩ

AC Frequency Response: 45 ~ 500Hz (Sine Wave)

AC Conversion Type: RMS sensing, RMS indication

Additional Accuracy by Crest Factor (C.F.): Same as ACV.

Max. Crest Factor: Same as ACV.

Response Time of DC Input: < 1.5 sec.

Response Time of AC Input: < 2 sec. when the LCD reading is bigger than 1000 digits in each

range.

Overload Protection: AC/DC 720V for 10 second.

(4) DC Current

Range Resolution Accuracy

6.000A 0.001A

10.00A 0.01A

±(1% reading + 3 digits)

Response Time: < 1.5 sec.

Maximum measurement time: 5 minutes at 10A with at least 20 minutes rest time.

Overload Protection: AC/DC 20A for 10 second.

(5) AC Current

Range Resolution Accuracy (Sine Wave)

6.000A * 0.001A

10.00A 0.01A

±(1.5% reading + 3 digits)

* LCD displays 0.000A when measuring < 0.040A.

Frequency Response: 45 ~ 500Hz (Sine Wave)

AC Conversion Type: RMS sensing, RMS indication

Additional Accuracy by Crest Factor (C.F.): Same as ACV.

Max. Crest Factor: Same as ACV.

Response Time of AC Input: < 2 sec. when the LCD reading is bigger than 1000 digits in each

range.

Maximum measurement time: 5 minutes at 10A with at least 20 minutes rest time.

Overload Protection: AC/DC 20A for 10 second.

(6) Resistance

Range Resolution Accuracy

600.0Ω0.1Ω

6.000kΩ0.001kΩ

60.00kΩ0.01kΩ

600.0kΩ0.1kΩ

6.000MΩ0.001MΩ

±(1% reading + 5 digits)

40.00MΩ* 0.01MΩ±(2% reading + 5 digits)

* There is a little rolling less then ±50 digits when measuring > 10.00 MΩ.

Open Circuit Voltage: Approx. 0.6V

Response Time: < 1.5 sec.

Overload Protection: AC/DC 600V for 10 second.

(7) Continuity

Range Resolution Accuracy

600.0Ω0.1Ω±(1% reading + 5 digits)

Open Circuit Voltage: Approx. 0.6V

Continuity: Built-in buzzer sounds when measured resistance is less than 30Ωand sounds off

when measured resistance is more than 200Ω, Between 30Ωto 200Ωthe buzzer

maybe sound or off either.

Continuity Indicator: 2.7KHz Tone Buzzer

Response Time of Buzzer: < 500 μsec.

Response Time of LCD reading: < 1.5 sec.

Overload Protection: AC/DC 600V for 10 second.

(8) Capacitance

Range Resolution Accuracy

100.0µF 0.01µF

1000µF 1µF

±(1.9% reading + 2 digits)

Response Time when measuring 1000µF: < 2.5 sec.

Overload Protection: AC/DC 600V for 10 second.

(9) Frequency

Range Resolution Min. Sensitivity Accuracy

100.00Hz 0.01Hz > 10.0Vp-p

1000.0Hz 0.1Hz > 10.0Vp-p

10.000kHz 0.001Hz > 10.0Vp-p

50.00kHz 0.01Hz > 10.0Vp-p

±(0.1% reading + 2 digits)

Max. Sensitivity: 600V rms

Response Time: < 1.2 sec. when measuring bigger than 2.00Hz signal.

Overload Protection: AC/DC 720V for 10 second.

(10) Temperature

Range Resolution Accuracy

-40.0°C ~ 400.0°C 0.1°C ±(1% reading + 10 digits)

-40.0°F ~ 752.0°F 0.1°F ±(1% reading + 18 digits)

Max. Sensitivity: 600V rms

Response Time: < 3.5 sec.

Overload Protection: AC/DC 600V for 10 second.

(11) Thermocouple

K Type Class II Thermocouple with standard dual banana jack.

Measurement Range: -40.0°C ~ 260.0°C (-40.0°F ~ 500.0°F)

Accuracy: ±2.5°C

(12) Over-range Indication

Display “OL” or “-OL” when the reading exceeds 10% of the full scale except the full scale is 10000

counts.

(13) Rotary Switch

In order to prevent a “0” reading, the contacts about the input signal must be made properly before

the contact of the function selection.

(14) Auto Power Off

The meter automatically turns the power off after powering up and no operation for 20 ±5

minutes.

To power up, turn the knob back to OFF first.

(15) Measuring Rate: 3 times/sec.

(16) Fuse: 10A/600V Fast Action Fuse (Cat. No. 22-89-0300)

(17) Battery: Alkaline 1.5V Battery * 2

(18) Low Battery Voltage: 2.3V ±

0.1V

(19) Backlight

The meter automatically turns the backlight off after lighting up and no operation for 10 ±1

minutes.

(20) Battery life (ALKALINE):

Approx. 26 hours with backlight on.

Approx. 360 hours with backlight off.

(21) Overvoltage Category

IEC 61010-1 600V CAT. III

(22) Operating Temperature

-10°C ~ 30°C, 80%RH

30°C ~ 40°C, 75%RH

40°C ~ 50°C, 45%RH

(23) Storage Temperature

-40°C ~ +60°C, 0 ~ 80%RH (No batteries)

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