CS5460A
120 VAC
N
L
Voltage
Transformer
12 VAC
12 VAC
M:1
1kΩ
5 kΩ
10 kΩ
200 Ω 200 Ω
+
200µF
10 Ω
0.1µF
14
3
VA+
VD+
0.1 µF
R*V+
C* *
V+
CS5460A
9 VIN+
C*Vd*iff
PFMON 17
CPUCLK 2
XOUT 1
2.5 MHz to
20 MHz
To Service
1kΩ
Low Phase-Shift
Potential Transformer
N:1
Current
Transformer
1kΩ
RBurden
1kΩ
C* *
V-
R*V-
R*I-
C*I+*
C* *
I-
R*I+
0.1 µF
* Refer to Input Protection
** Refer to Input Filtering
10 VIN-
XIN 24
Optional
Clock
Source
15 IIN-
19
RESET
7
C*Id*iff
NOTE: Current channel
input measures voltage
(just like voltage input).
16 IIN+
CS
23
SDI
6
SDO
SCLK 5
12 VREFIN
11 VREFOUT
INT 20
EDIR 22
EOUT 21
VA-
13
DGND
4
Serial
Data
Interface
Mech. Counter
or
Stepper Motor
Figure 7. Typical Connection Diagram (One-Phase 2-Wire, Isolated from Power Line)
18
DS487F4