AC Current transducer AP-B420L
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.
I
PN
= 10 .. 400 A
Preliminary
Electrical data
Primary Nominal Current
I
PN
(A.t.RMS)
10,25,50
50,75,100
100,150,200
200,300,400
R
L
V
C
V
d
Analogue Output Signal
I
OUT
(mA)
4-20
4-20
4-20
4-20
Type
Features
•
RMS output
•
Split core type
•
Loop powered 4-20mA current output
•
DIN mounting & Panel mounting
•
Eliminates insertion loss
•
Switch selectable ranges
AP 50 B420L
AP 100 B420L
AP 200 B420L
AP 400 B420L
< 350
+24
5
< 25
Ω
V DC
kV
mA
Load resistance
Supply voltage (loop powered)
R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn
Limitation of output current
Advantages
•
Large aperture for cable up to Ø18mm
•
High isolation between primary and
secondary circuits
•
Easy to mount
Accuracy-Dynamic performance data
ε
X
L
I
OE
I
OT
TC
ε
G
t
r
f
Accuracy @
I
PN
,
T
A
= 25°C (without offset)
Linearity (0 .. ±
I
PN
)
Electrical offset current,
T
A
= 25°C
Thermal drift of
I
OE
Thermal drift of the gain (% of reading)
Response time @ 90% of
I
P
Frequency bandwidth (-3 dB)
< ±1
% of
I
PN
< ±0.5 % of
I
PN
4
mA
±1
µA/K
±0.1
%/K
< 500
ms
10 .. 6000
Hz
Applications
•
Automation systems
Analog current reading for remote
monitoring (e.g. motor) and software
alarms.
•
Panelmeters
Simple connection displays power
consumption.
General data
T
A
T
S
m
Ambient operating temperature
Ambient storage temperature
Mass
Protection type
Reliable isolation according to EN50178, EN61010
Creepage distance
EMC in accordance with EN50082-2
Plastic according to UL94V0, CTI 1
-20 .. +60
°C
-20 .. +85
°C
90
g
IP20
300
V AC
>
5.5
mm
Notes :
Installation and maintenance should be done with power supply disconnected.
030708/0
LEM Components
www.lem.com
LEM [ LEM ]
