AC Current transducer AK-B420L
A Split Core 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.
I
PN
= 2 .. 200A
Electrical data
Primary Nominal Current
I
PN
(A.t.RMS)
2,5
10,20,50
100,150,200
Vc
R
L
V
b
V
d
f
Analogue Output Signal
1)
I
OUT
(mA)
4-20
4-20
4-20
Type
RoHS
Date Code
JULY 2006
MAY 2006
planned
V DC
VAC
kV AC
Hz
Features
•
AC sinusoïdal measurement
•
Average responding
•
Split core box
AK 5 B420L
AK 50 B420L
AK 200 B420L
24
•
Current output
•
Loop powered transducers
•
Panel mounting
•
Jumper selectable ranges
Supply voltage (Loop powered)
Load resistance
see power supply diagram
Rated voltage (CAT III, PD2)
150
RMS Isolation voltage test, 50 Hz, 1mn
3
Frequency bandwith
20-100
Advantages
•
Large aperture
•
High isolation between primary and
secondary circuits
•
Easy to mount
Accuracy - Dynamic performance data
X
t
r
Accuracy @ I
PN
, T
A
=25°C
Response time @ 90% of I
PN
±
1
< 300
%
mS
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.
General data
T
A
T
S
m
Ambient operating temperature (0-95% RH)
Ambient storage temperature
Mass
Safety
EMC
-20..+50
-20..+85
120
IEC 61010-1
EN 61326
°C
°C
g
Options on request
Note :
1)
For 4-20mA output model, no saturation output up to 25mA.
•
DIN mounting
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
060816/7
Page 1/2
LEM
www .lem.com
LEM [ LEM ]
