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MA430-en-GB_V1.3   10/16 

10

General Specifications 

 

Clamp jaw opening 

30mm (1.18") approx. 

Display 

2,000 count LCD 

Continuity check 

Threshold <150

; Test current < 0.5mA 

Diode test 

Test current of 0.3mA typical; 

 

Open circuit voltage 

 1.5VDC typical 

Low Battery indication

 

Battery symbol is displayed 

Over-range indication

 ‘OL’ 

displayed 

Display rate 

2 readings per second, nominal 

Input Impedance 

10M

 (VDC and VAC) 

AC bandwidth 

50 to 60Hz (VAC) 

AC response 

Average responding 

Operating Temperature

 

5

C to 40

C (41

F to 104

F) 

Storage Temperature

 -20

C to 60

C (-4

F to 140

F) 

Operating Humidity 

Max 80% up to 31

C (87

F) decreasing linearly to 50% at 40

(104

F) 

Storage Humidity 

<80%  

Operating Altitude 

2000meters (7000ft) maximum. 

Battery 

9V battery 

Auto power OFF 

After approx. 15 minutes 

Dimensions & Weight

 

200x66x37mm (7.9x2.6x1.5”); 205g (7.23oz) 

Safety 

For indoor use and in accordance with the requirements for double 
insulation to IEC1010-1 (2001): EN61010-1 (2001) Overvoltage 
Category III 600V, Pollution Degree 2.  

Approvals 

CE and ETL 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

Copyright 

©

 2013-2016 FLIR Systems, Inc. 

All rights reserved including the right of reproduction in whole or in part in any form 

ISO-9001 Certified 

www.extech.com 

 
 

Summary of Contents for MA430

Page 1: ...User Manual 400Amp AC Clamp Meter NCV Model MA430 Additional User Manual Translations available at www extech com...

Page 2: ...th or serious injury This CAUTION symbol indicates a potentially hazardous situation which if not avoided may result damage to the product PER IEC1010 OVERVOLTAGE INSTALLATION CATEGORY OVERVOLTAGE CAT...

Page 3: ...ways remove the test leads before replacing the battery or fuses Inspect the condition of the test leads and the meter itself for any damage before operating the meter Repair or replace any damage bef...

Page 4: ...E select button 8 COM input jack 9 Rotary Function switch 10 Backlight button 11 Range button 12 MAX button 13 V Hz jack 14 Battery Cover rear Display icons Description HOLD Data Hold AUTO Autoranging...

Page 5: ...light will turn on with a steady red light NOTE The conductors in electrical cord sets are often twisted For best results move the probe tip along a length of the cord to assure placing the tip in clo...

Page 6: ...oltage value in the display Resistance Diode Continuity Measurements Note Remove power from the device under test before making resistance measurements 1 Set the function switch to the position 2 Inse...

Page 7: ...e AUTO icon will turn of 2 Press the RANGE button to step through the available ranges until the range needed appears 3 Press and hold the RANGE button for 2 seconds to exit the Manual Ranging mode an...

Page 8: ...attery cover 2 Open the battery compartment 3 Replace the 9V battery 4 Secure the battery compartment door Never dispose of used batteries or rechargeable batteries in household waste As consumers use...

Page 9: ...1A 3 0 4 digits AC Voltage 50 to 60Hz 200 0mV 0 1mV 1 5 30 digits 2 000 V 0 001V 1 8 8 digits 20 00 V 0 01V 200 0 V 0 1V 600 V 1V 2 5 8 digits DC Voltage 200 0 mV 0 1mV 0 8 2 digits 2 000 V 0 001V 1...

Page 10: ...5 C to 40 C 41 F to 104 F Storage Temperature 20 C to 60 C 4 F to 140 F Operating Humidity Max 80 up to 31 C 87 F decreasing linearly to 50 at 40 C 104 F Storage Humidity 80 Operating Altitude 2000met...

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