RS PRO ICM 20 User manual

Instruction Manual

ICM 20

Clamp Meter

EN DE ES IT FR



Safety Information

For safe operation of this instrument, read

these instructions completely before you

use it and comply with them fully.

Failure to observe these warnings can

result in severe injury or death.

-If possible, do not work alone, so

assistance can be given if required.

- Do not use the instrument if it is damaged.

- Do not use the instrument if it is not

operating correctly, or if it is wet.

- If this instrument is used in a manner not

specified in these Operating Instructions,

the protection provided by the instrument

may be impaired.

- Use extreme caution and wear Personal

Protective Equipment when taking

measurements where Hazardous Live

parts could be Accessible.

-Use caution when measuring or working

near voltages above 30 V ac rms, or

60 V dc. These voltages may cause a

shock.

-Do not allow fingers to protrude beyond

the Tactile Barrier when fitting or removing

the instrument from around a Hazardous

Live conductor, as this may cause a shock.

Symbols as marked on the Tester

and instructions

Caution, Risk of electric shock

Cauton, Risk of danger - Refer to

operating instructions.

7Equipment protected throughout by

double or reinforced insulation

<Battery

Earth

Conforms to applicable EU

directives

Application around and removal

from Hazardous Live conductors is

permitted

Caution

If this instrument is used in the vicinity of

equipment which generates electromag-

netic interference, the display may become

unstable or the measurements shown may

be subject to large errors.

TEST EQUIPMENT RISK ASSESSMENT

Users of this equipment and/or their

employers are reminded that Health and

Safety Legislation requires them to carry

out a valid risk assessments of all electrical

work, so as to identify potential sources of

electrical danger and risk of electrical injury

such as from inadvertent short circuits.

Cleaning, Maintenance and Repair

To clean the instrument, wipe the case with

a damp cloth and detergent; do not use

abrasives or solvents.

Remove the batteries if the instrument is to

be stored for a long period.

Maintenance not covered in this Instruction

Manual should only be performed by

qualified personnel. To maintain accuracy,

this instrument should be calibrated at least

yearly, or if it is suspected of being

inaccurate.

Repairs should only be performed by

qualified personnel. For maintenance,

repair and calibration, contact your local

distributor or RS Components; the address

is given at the end of these instructions.

Battery Replacement

When the low-battery indicator “<”

appears in the display, there is not

sufficient power in the battery to perform

an accurate measurement. Replace the

battery as follows :

Caution: Remove the instrument

from around any conductor before remov-

ing the battery compartment cover. Do not

attempt to take measurements with the

battery compartment cover removed.

1. Turn the instrument off.

2. Use a screwdriver to loosen the screw

from the battery compartment cover.

3. Remove the battery compartment

cover. Retain the cover and screw.

4. Remove the exhausted battery from

the battery compartment.

5. Fit a new battery into the instrument

observing correct polarity.

6. Refit the battery compartment cover

and secure with the screw.

7. Turn the instrument on and check for

correct operation.

8. Dispose of the exhausted battery in

accordance with local regulations.

Power On / Off

Data Hold

ACA 20A

1.3V ~ 750.0V

MAX Hold

ACA 200A

AC A 400A

Specifications

1-1 General Specifications

LCD display digits :

2000 digit large scale LCD readout.

Measuring rate : 2.5 times / sec.

Overrange display :

“OL” is displayed for “20A” and “200A”

range, shows the real value

when bigger than “400A” range.

Low battery indicator :

<is displayed. Replace the battery when

the indicator <appears in the display.

Power requirement : 9V battery.

Battery type and life :

ALKALINE PP3, 9V 580 hours.

1-2 Environmental Conditions

Indoor Use.

Calibration :

One year calibration cycle.

Operating temperature :

0°C ~ 30°C (≦80% RH)

30°C ~ 40°C (≦75% RH)

40°C ~ 50°C (≦45%RH)

Storage temperature :

-20 to +60°C, 0 to 80% RH (batteries not

fitted).

Operating altitude : 2000m (6562 ft)

Overvoltage category :

IEC 61010-1 600V CAT.Ⅲ,

CAT.Ⅲequipment is designed to protect

against the transients in the

equipment in fixed installations, such as

distribution panels, feeders

and short branch circuits and

lighting systems in large buildings.

Conductor Size : 27mm diameter.

Pollution degree : 2

EMC : EN 61326-1

Shock vibration :

Sinusoidal vibration per MIL-T-28800E

(5 ~ 55 Hz, 3g maximum).

Dimensions (W x H x D) :

56mm x 180mm x 32mm

Weight : 250g including battery.

Accessories : Battery (installed),

Carrying case and User manual.

1-3 Electrical Specifications

Accuracy is ± (% reading + number of

digits) at 23°C ±5°C < 80%RH.

Temperature coefficient :

0.2 x (Specified accuracy) / °C, < 18°C, >

28°C.

AC Current

Function Range Accuracy

A

(50~60Hz)

0 ~19.99A ±(3.0% + 0.05 A)

20.00~199.9A ±(2.0% + 0.5 A)

200~400A ±(2.0% + 5 A)

Limited Warranty

This instrument is warranted to the original

purchaser against defects in material and

workmanship for 3 year from the date of

purchase. During this warranty period, RS

Components will, at its option, replace or

repair the defective unit, subject to verifica-

tion of the defect or malfunction. This

warranty does not cover fuses, disposable

batteries, or damage from abuse, neglect,

accident, unauthorized repair, alteration,

contamination or abnormal conditions of

operation or handling.

Any implied warranties arising from the sale

of this product, including but not limited to

implied warranties of merchantability and

fitness for a particular purpose, are limited to

the above. The manufacturer shall not be

liable for loss of use of the instrument or

other incidental or consequential damages,

expenses, or economic loss, or for any claim

or claims for such damage, expense or

economic loss.

Some states or countries laws vary, so the

above limitations or exclusions may not

apply to you. For full terms and conditions,

refer to the current RS Catalogue.

Table of contents

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