AC Current transducer AP-B420L
IPN = 10 .. 400 A
Split core transducer for the electronic measurement AC waveforms
current, with galvanic isolation between the primary (High power) and
the secondary circuits (Electronic circuit). Switch selectable ranges
and RMS 4-20mA current output.
Preliminary
Electrical data
Features
Primary Nominal Current
IPN (A.t.RMS)
Analogue Output Signal
IOUT (mA)
Type
· RMS output
· Split core type
· Loop powered 4-20mA current output
· DIN mounting & Panel mounting
· Eliminates insertion loss
· Switch selectable ranges
10,25,50
4-20
4-20
4-20
4-20
AP 50 B420L
AP 100 B420L
AP 200 B420L
AP 400 B420L
50,75,100
100,150,200
200,300,400
Advantages
R L
VC
Vd
Loadresistance
Supplyvoltage(looppowered)
R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn
Limitationofoutputcurrent
< 350
+24
5
W
V DC
kV
· Large aperture for cable up to Ø18mm
· High isolation between primary and
secondary circuits
< 25
mA
· Easy to mount
Accuracy-Dynamic performance data
Applications
X
Accuracy @ IPN, TA = 25°C (without offset)
Linearity (0 .. ± IPN)
Electrical offset current, TA = 25°C
Thermal drift of IOE
Thermal drift of the gain (% of reading)
Response time @ 90% of IP
Frequencybandwidth(-3dB)
< ±1
< ±0.5 % of IPN
4
±1
±0.1
< 500
10 .. 6000
% of IPN
e
L
· Automation systems
IOE
IOT
mA
mA/K
%/K
ms
Analog current reading for remote
monitoring (e.g. motor) and software
alarms.
TCe
G
t r
f
· Panelmeters
Hz
Simple connection displays power
consumption.
General data
TA
TS
m
Ambientoperatingtemperature
Ambientstoragetemperature
Mass
-20 .. +60
-20 .. +85
90
°C
°C
g
Protectiontype
IP20
ReliableisolationaccordingtoEN50178,EN61010 300
VAC
mm
Creepagedistance
> 5.5
EMCinaccordancewithEN50082-2
PlasticaccordingtoUL94V0, CTI1
Notes : Installation and maintenance should be done with power supply disconnected.
030708/0
LEM Components
www.lem.com