Delta ASDA-A3 Series User Manual page 166

ASDA-A3
C10: output for encoder position signal (photocoupler)
A3-L / A3-M servo drive
C11: encoder OCZ output (open-collector Z pulse output)
Max. current output: 20 mA
AM26C31 series
OA (21)
/OA (22)
OB (25)
/OB (23)
OZ (50)
/OZ (24)
Controller
200 Ω
High-speed
photocoupler
200 Ω
High-speed
photocoupler
200 Ω
High-speed
photocoupler
SG
Wiring
3
3-85