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(4) Speed detector (PLG)
Line driver LED type PLG
A. A signal 1000ppr to 4096ppr
B. B signal 1000ppr to 4096ppr Output pulse specifications
P
abcd
2.4 to 5.2V
(
Hi
g
h
)
A
A
B
B
0 to 0.4V
(
Low
)
a, b, c and d should be (1/4
1/8)P when rotation is clockwise as viewed from
the shaft end of the PLG.
<Example of PLG available on the market>
Tamagawa Seiki:
TS1508N207, TS5008N122, TS5108N122
Pin Numbers of PLG Output Signals (Tamagawa Seiki, TS1508N207)
Pin Number Output Signal Pin Number Output Signal
C A-phase signal H +5V power supply
R A-phase inverse si
g
nal K Power suppl
y
common
A B-phase signal E Case earth
N B-phase inverse si
g
nal
Note: When PLG feedback control and orientation control are used together, the PLG is shared between these
controls. Use the PLG with a pulse count is 1000 to 4096ppr.