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MA140

en

GB_V1.0

   

1/15

 

9

Maintenance

 

 

WARNING:

 

To

 

avoid

 

electrical

 

shock,

 

disconnect

 

the

 

meter

 

from

 

any

 

circuit

 

and

 

turn

 

OFF

 

the

 

meter

 

before

 

opening

 

the

 

case.

 

Do

 

not

 

operate

 

with

 

an

 

open

 

case.

 

Cleaning

 

and

 

Storage

 

Periodically

 

wipe

 

the

 

case

 

with

 

a

 

damp

 

cloth

 

and

 

mild

 

detergent;

 

do

 

not

 

use

 

abrasives

 

or

 

solvents.

 

If

 

the

 

meter

 

is

 

not

 

to

 

be

 

used

 

for

 

60

 

days

 

or

 

more,

 

remove

 

the

 

batteries

 

and

 

store

 

them

 

separately.

 

Battery

 

Replacement

 

1.

 

Remove

 

the

 

Phillips

 

head

 

screw

 

at

 

the

 

lower

 

back

 

of

 

the

 

meter.

  

2.

 

Open

 

the

 

battery

 

compartment.

 

3.

 

Replace

 

the

 

two

 

LR44

 

batteries

 

observing

 

correct

 

polarity.

 

4.

 

Re

assemble

 

the

 

meter

 

before

 

use.

 

5.

 

Safety:

 

Please

 

dispose

 

of

 

batteries

 

responsibly;

 

never

 

dispose

 

of

 

batteries

 

in

 

a

 

fire,

 

batteries

 

may

 

explode

 

or

 

leak;

 

never

 

mix

 

battery

 

types,

 

install

 

new

 

batteries

 

of

 

the

 

same

 

type.

 

 

Never

 

dispose

 

of

 

used

 

batteries

 

or

 

rechargeable

 

batteries

 

in

 

household

 

waste.

 

As

 

consumers,

 

users

 

are

 

legally

 

required

 

to

 

take

 

used

 

batteries

 

to

 

appropriate

 

collection

 

sites,

 

the

 

retail

 

store

 

where

 

the

 

batteries

 

were

 

purchased,

 

or

 

wherever

 

batteries

 

are

 

sold.

 

Disposal:

 

Do

 

not

 

dispose

 

of

 

this

 

instrument

 

in

 

household

 

waste.

 

The

 

user

 

is

 

obligated

 

to

 

take

 

end

of

life

 

devices

 

to

 

a

 

designated

 

collection

 

point

 

for

 

the

 

disposal

 

of

 

electrical

 

and

 

electronic

 

equipment.

  

 

 

 
 

 

 

 
 
 
 

www.

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1.800.561.8187

Summary of Contents for MA140

Page 1: ...USER GUIDE True RMS 300A AC Mini Clamp Meter with Non Contact Voltage Detector Model MA140 www com information itm com 800 561 8187...

Page 2: ...Individual protective equipment should be used if HAZARDOUS LIVE parts in the installation where measurements are to be carried out could be accessible If the equipment is used in a manner not specifi...

Page 3: ...TEGORY I Equipment of OVERVOLTAGE CATEGORY I is equipment for connection to circuits in which measures are taken to limit the transient over voltages to an appropriate low level Note Examples include...

Page 4: ...play digits 3 In Rush Current mode 4 Low Pass Filter 5 Data Hold 6 AC Measurement 7 Amperes current 8 Battery status icon 9 Minus negative sign Control Button Description Press for 2 seconds to access...

Page 5: ...o the next section Note The meter displays the battery capacity when powering up Disable Auto Power OFF The meter will auto power OFF after 20 minutes of inactivity To defeat this feature follow the s...

Page 6: ...ess the AC Current measurement mode The A symbol will appear on the display in the lower right hand side indicating Amperes Amps 2 Press the jaw trigger to open the clamp jaw 3 Position the clamp arou...

Page 7: ...ast 5A is detected 4 To exit the Inrush Current mode press the INRUSH button again momentarily The INRUSH icon will switch OFF 100ms Sample Window Measured Inrush Sample time trigger Inrush Button Pre...

Page 8: ...ontact Voltage Detect mode 2 Note the voltage detection display icons as shown in the Description section of this guide 3 Place the meter near a source of electrical energy The tip of the clamp offers...

Page 9: ...teries observing correct polarity 4 Re assemble the meter before use 5 Safety Please dispose of batteries responsibly never dispose of batteries in a fire batteries may explode or leak never mix batte...

Page 10: ...tion Accuracy of reading Inrush Current 300 0 A 0 1 3 5 5 digits Integration time 100ms Trigger current threshold 5A Volt Detection 80V 600VAC n a n a The tip of the clamp offers the optimum sensitivi...

Page 11: ...ture Coefficient 0 2 x specified accuracy C 20 C 68 F 26 C 79 F Operating Altitude 2000m 6562ft Battery power 2 LR 44 1 5V batteries battery life 50 hours typical Weight 140g 4 9 oz Dimensions 60 x 14...

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