BL57-RE
(E)
6-5
A
+
SIN
B
U0
U0
+
5 V
+
5 V S
0 V S
+
5 V
+
COS
−
SIN
−
COS
GND
Sensor circuit
Reference example of receive side
Scale side
Connect to
+
5 V and GND if there is
no remote sensing function.
GND
FG
FG
Aa
U1
Ba
U1
Z0
R1
R1
R2
R2
Z0
R1
R1
R2
R2
When receiving power from sources
other than the controller, connect the
controller's power supply ground to
the power supply ground of the power
supply unit to place them at the same
potential.
51
Ω
51
Ω
51
Ω
51
Ω
Z
+
REF
−
REF
Za
Z0
U0 = U1 = 2.5 V
±
0.2 V
Z0 = 120
Ω
Recommended elements
SIN and COS : Differential receiver LMH6654
R1 = R2 = 10 k
Ω
REF
: DS34C86
Example of input circuit
6-2-2. Analog Output Type
Fig. 6-6
Summary of Contents for BL57-RE
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