I
PN
= 10..500mA
DC Current transducer DF-C10
For the electronic mesurement of low DC currents, with galvanic
isolation between the primary (High power) and the secondary circuits
(Electronic circuit)
Electrical data
I
OC
Overload capacity
30
A.t
V
OUT
Analog Output signal @
I
PN
10
V
Vc
Supply voltage
12...15
VDC
I
C
Current consumption (max)
20
mA
R
L
Load resistance
2
k
V
d
Isolation test voltage
1)
5000 VAC
Accuracy-Dynamic performance data
X
Accuracy
2)
of reading @
12V, T
A
=25C
4
%
L
Linearity
2)
of I
PN
0.8
%
V
OE
Electrical Offset Voltage @ T
A
=25C @I
P
=0
50
mV
V
OT
Thermal drift of V
OE
@ 0..+70
100
mV
t
r
Response time @ 90% of I
PN
<140
mS
General data
T
A
Ambient operating temperature
0..+70
C
T
S
Ambient storage temperature
-25..+85
C
m
Mass
140
g
Standard
TBD
Features
DC Measurement
Low current transducer
Panel mounting
Bipolar voltage supply
Extended measuring range
Advantages
Large aperture
Good performances in harsh
EMC environment
High isolation between primary
and secondary circuits
Easy to mount
Bipolar
No insertion losses
Options on request
DIN mounting
Applications
DC leakage current
measurement
Differential current
measurement in DC applica-
tions
Low DC current measurement
Notes:
1)
Between primary and secondary
2)
Excludes the electrical offset
LEM Components
www.lem.com
020521/0
Primary nominal Primary current Analogue Output
Type
current range signal
I
PN
(mA.t) I
P
(mA.t) V
OUT
(V)
10 16 0-10 DF 0.01 C10
20 38 0-10 DF 0.02 C10
50 80 0-10 DF 0.05 C10
100 160 0-10 DF 0.1 C10
300 480 0-10 DF 0.3 C10
500 800 0-10 DF 0.5 C10
Preliminary
Dimensions
DF-C10
(unit : mm, 1mm = 0.0394 inch)
Mechanical characteristics
General tolerance
1 mm
Primary aperture
25 mm
Secondary connection
Finger safe terminals
Panel mounting
2 holes
4.2mm
(Distance between holes
38 mm x 55mm)
Remarks
The temperature of the primary bar can not exceed 90C.
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
Output Voltage / Primary Current
25
30
60
18
20
10
70
25
49
55
37
4.2
Secondary terminals
Terminal 1 : Supply voltage +12...+15VDC
Terminal 2 : Supply voltage -12...-15VDC
Terminal 3 : Voltage output Vs
Terminal 4 : 0V
-10VDC
10VDC
-20VDC
-16VDC
16VDC
20VDC
-I
Pmax
I
Pmax
I
PN
I
PN
V
OUT
(V)
I
P
(A)
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