Rockwell Automation 57C411 Resolver Input Module - Manual (Page 39)

BĆ1
Appendix B
Module Block Diagram
ĂI
S
O
L
A
T
ĂI
O
N
RESOLVER
ANALOG
TO
DIGITAL
CONVERTER
REFERENCE
SINEWAVE
GENERATOR
2381 Hz
REF OUT
REF IN
AND
RESOLVER INPUT MODULE (57C411)
(+)
(-)
(+)
(-)
(+)
(-)
(+)
(-)
COSINE
SINE
1
2
3
4
5
6
7
8
9
10
DIRECTION
ADDRESS
DECODER
CONTROL
LOGIC
DATA BUS
ISOLATED
+/- 15 VDC
POWER SUPPLY
MULTIBUS
INTERRUPT
CONTROL
LOGIC
STROBE
STROBE
BUS
CCLK
TIMER
COUNTER
CCLK
TIMER
PRESET
CCLK
INTERRUPT
4mHz
OSC
GATE
GATE
CCLK
CONTROL
LINES
ADDRESS
ID BUS
ADDRESS
BUS
ISOLATION
1 MEG OHM
BIAS
(+)
(-)
EXT. TRIGGER
CCLK ON
BOARD OK
IPS OK
TB
TIMER
INTERĆ
RUPT
LATCH
EXTERĆ
NAL
TRIGĆ
GER
LATCH
I
S
O
L
A
T
I
O
N
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