LEM ITN 12-P ULTRASTAB Quick Start Manual

High Performance Current Transducer
ITN 12-P ULTRASTAB
For the electronic measurement of currents: DC, AC, pulsed..., with
galvanic separation between the primary circuit and the secondary
circuit.
Electrical data
I Primary continuous direct current (nominal)
P N DC
I Primary nominal RMS current
P N
I Primary current, measuring range (peak limit)
P M
Î
Maximum overload capability 100 ms
P max
R Measuring resistance
M
Over operating current, temperature and
supply voltage range
I Secondary continuous direct current (nominal)
S N DC
I
Secondary nominal RMS current
S N
K
Conversion ratio
N
U Supply voltage (±5 %)
C
I Current consumption ±15 V
C
Accuracy - Dynamic performance data
ε Linearity error
3)
L
I Electrical offset current + self magnetization +
O E
effect of earth magnetic field @ T
∆I Offset stability (no load)
O E
TCI Temperature coefficient of I
O E
Offset vs. power supply stability @ T
@ U = ±15 V ±5 %
C
General data
RH Relative humidity (non condensing)
T Ambient operating temperature
A
T Ambient storage temperature
S
R Resistance of secondary winding @ T
S
m
Mass
Notes: Single pulse only, not AC.
1)
Overload conditions of use as described on page 3.
Max value of R
2)
M
All ppm figures refer to secondary measuring range 50 mA.
3)
N° 88.38.C5.000.0
13February2018/version 3
1)
= 25 °C
3)
A
3)
(10 °C ... 45 °C)
O E
= 25 °C
A
= 25 °C
A
is given in figures on page 4.
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice
12.5
8.8
0 ... ±25
±62.5
R R
M min M max
0
2)
0 ... ±50 mA
35 mA
1 : 250
±15
≤ 60 + I mA
S
≤ 4 ppm
< 500 ppm
< 5 ppm/month
< 2 ppm/K
3)
3)
< 1 ppm/% of
U = ±15 V
C
20 ... 80
+10 ... +45 °C
−20 ... +85 °C
90
0.35 kg
I = 0 ... 25 A
P M
Features
DANFYSIK A/S DK-4040 Jyllinge Denmark Tel.: +45 46 79 00 00 Fax: +45 46 79 00 01
Web:
A
● Closed loop (compensated)
A
current transducer using an
A
extremely accurate zero flux
A
detector
● Mountable onto a PCB
● Metal housing for high immunity
Ω
against external interference.
Advantages
● Excellent accuracy
V
● Very good linearity
● Low temperature drift
● Wide frequency bandwidth
● High immunity to external
electrostatic and magnetic fields
interference
● High resolution
● Low noise on output signal
● Low noise feedback to main
conductor.
Applications
● Feed back element in precision
current regulated devices (power
supplies...)
%
● Calibration unit
● Precise and high-stability
inverters
Ω
● Energy measurement
● Medical equipment.
Application domain
● Industrial and Medical.
www.danfysik.dk – e-mail: sales@danfysik.dk
2
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