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AK-C420L

AC Current transducer

LEM Industrial 

AC Current transducer AK-C420L

Transducer for the electronic measurement AC sinusoidal waveforms

current, with galvanic isolation between the primary (High power) and

the secondary circuits (Electronic circuit). Jumper selectable ranges

and 4-20mA current output.

IPN = 2 .. 200 A

Electrical data

Primary Nominal Current

I (A.t.RMS)

PN

2, 5

10, 20, 50

100, 150, 200

Analogue Output Signal1) Type

I (mA)

OUT

RoHS

Date Code

4-20

4-20

4-20

AK 5 C420L

AK 50 C420L

AK 200 C420L

MAY 2006

MAY 2006

planned

Vc Supply voltage (Loop powered)

24

R Load resistance

L

see power supply diagram

Vb Rated voltage (CAT III, PD2)

150

Vd RMS Isolation voltage test, 50 Hz, 1mn

3

f

Frequency bandwith

20-100

V DC

V AC

kV AC

Hz

Accuracy - Dynamic performance data

X

Accuracy @ IPN, TA=25°C

tr

Response time @ 90% of IPN

±1

%

< 300

ms

General data

T Ambient operating temperature (0-95% RH)

-20..+50

°C

A

T Ambient storage temperature

S

-20..+85

°C

m Mass

120

g

Safety

IEC 61010-1

EMC

EN 61326

Note: 1) For 4-20mA output model, no saturation output up to 25 mA.

Features

• AC sinusoïdal Measurement

• Average responding

• Current output

• Loop powered transducers

• Panel mounting

• Accurate

• Jumper selectable ranges

Advantages

• Large aperture

• High isolation between primary and

secondary circuits

• Easy to mount

Applications

• Automation systems

Analog current reading for remote

monitoring (e.g. motor).

• Data loggers

Self-powered transducer does not

drain data logger batteries.

• Panel meters

Simple connection displays power

consumption.

Options on request

• DIN mounting

LEM

LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.

060512/6

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