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