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3. SIGNALS AND WIRING
(b) Lamp load
For use of internal power supply For use of external power supply
24VDC
VDD
COM
R
Servo amplifier
ALM, etc.
SG
COM
SG
R
24VDC
10%
Servo amplifier
ALM, etc.
VDD
24VDC
Do not connect
VDD-COM.
(3) Pulse train input interface DI-2
Provide a pulse train signal in the open collector or differential line driver system.
(a) Open collector system
1) Interface
For use of internal power supply For use of external power supply
VDD
OPC
PP, NP
SG
SD
Servo amplifier
Max. input pulse
frequency 200kpps
About 1.2k
24VDC
OPC
PP, NP
SG
SD
24VDC
Servo amplifier
Max. input pulse
frequency 200kpps
About 1.2k
VDD
24VDC
Do not connect
VDD-OPC.
2) Conditions of the input pulse
0.9
0.1
tc
tHL
tc tLH
tF
tLH tHL 0.2 s
tc 2 s
tF 3 s
PP
NP