Panasonic LP-M Series, Maintenance Manual

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118
3-8-2 Input circuit of laser gate
Item Specifications
Input form Bidirectional photo-coupler
Input ON voltage Difference of voltages between input and input common: 19.6V or more
Input OFF voltage Difference of voltages between input and input common: 4V or less
Rated input voltage +24V DC±10%
Pin No. 5: IN COM. 3
Pin No. 6: L-GATE OP IN
Pin No. 7: L-GATE CL IN
Inside the laser marker
In
te
rn
al
c
irc
ui
t
„
NPN connecting sample
Input common
(IN COM. 3)
External power
supply (+24V DC)
Laser gate input
In
pu
t
NPN open
collector output
„
PNP connecting sample
Each input
External power
(+24V DC)
Input common
(IN COM. 3)
In
pu
t
PNP open
collector output
ンㄆㄇㄆㄓㄆㄏ㄄ㄆ
• [IN COM.3] and [OUT COM.3] in the laser gate terminal are not connected with IN COM and OUT COM of the I/O
terminal, I/O connector and displacement sensor input connector.
ME-LPM-SSM-10