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3. SIGNALS AND WIRING
(b) Lamp load
For use of internal power supply For use of external power supply
Servo amplifier
COM
R
VDD
24VDC
SG
ALM, etc
(Note)
24VDC
10%
Servo amplifier
COM
R
VDD
24VDC
SG
ALM, etc
Do not connect
VDD-COM.
Note. If the voltage drop (maximum of 2.6V) interferes with the
relay operation, apply high voltage (up to 26.4V) from
external source.
(3) Encoder pulse output DO-2
(a) Open collector system
Interface
Servo amplifier
OP
5 to 24VDC
Photocouple
r
SD
Max. output current : 35m
A
LG
Servo amplifier
OP
SD
LG
(b) Differential line driver system
1) Interface
Max. output current: 35mA
LA
(LB, LZ)
LAR
(LBR, LZR)
LG
SD
LA
(LB, LZ)
LAR
(LBR, LZR)
SD
Servo amplifier Servo amplifier
Am26LS32 or equivalent High-speed photocoupler
150
100