Hardware Manual COMBILOG 1020
45
Current Measurement
measuring current I
In +
I = U1 / Rint
U1
I
Rint
AGND
A I N 2
A I N 1
S
O
U
R
C
E
In
+
In
-
A
G
N
D
S
O
U
R
C
E
In
+
In
-
A
G
N
D
S
O
U
R
C
E
connection scheme
circuit
Figure 5.3 Current measurement with internal shunt
measuring current I
external
shunt
In +
I = U1 / Rext
U1
I
Rext
AGND
Rext
A I N 2
A I N 1
S
O
U
R
C
E
In
+
In
-
A
G
N
D
S
O
U
R
C
E
In
+
In
-
A
G
N
D
S
O
U
R
C
E
connection scheme
circuit
Figure 5.4 Current measurement with external shunt
Connection scheme
Connection scheme
Circuit
Circuit
Summary of Contents for COMBILOG 1020
Page 1: ...COMBILOG 1020 Datalogger Hardware Manual Version 3 09...
Page 2: ...Hardware Manual COMBILOG 1020 2 Issue 03 11 2005 Technical data are subject to change...
Page 4: ...Hardware Manual COMBILOG 1020 4...
Page 6: ...Hardware Manual COMBILOG 1020 6...
Page 12: ...Hardware Manual COMBILOG 1020 12...
Page 86: ...Hardware Manual COMBILOG 1020 86 Bild 8 1 Example Master Slave System...
Page 169: ...Hardware Manual COMBILOG 1020 169...
Page 170: ...Hardware Manual COMBILOG 1020 170...