Document
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)
IPN = 10..500mA
Preliminary
Electrical data
Primary nominal current IPN (mA.t) 10 20 50 100 300 500 IO C VOUT Vc IC RL Vd Primary current range IP (mA.t) 16 38 80 160 480 800 Analogue Output signal VOUT (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 @ ± IPN Supply voltage Current consumption (max) Load resistance Isolation test voltage1)
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 εL VOE VOT tr Accuracy2) of reading @± 12V, TA=25°C Linearity2) of IPN Electrical Offset Voltage @ TA=25°C @IP=0 Thermal drift of VOE @ 0..+70° Response time @ 90% of I PN ±4 ± 0.8 ± 50 ± 100 <140 % % mV mV mS
General data
TA TS 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 applications • 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
VOUT (V) 20VDC 16VDC 10VDC
-IPmax
I PN IPN 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.
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