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3. SIGNALS AND WIRING
(b) Differential line driver system
1) Interface
Servo amplifier
Max.output current 35mA
LA
(LB,LZ)
LAR
(LBR,LZR)
LG
SD
150
Ω
Am26LS32 or equivalent
LA
(LB,LZ)
LAR
(LBR,LZR)
SD
100Ω High-speed photocoupler
Servo amplifier
2) Output pulse
Servo motor CCW rotation
LA
LAR
LB
LBR
LZ
LZR
T
π/2
400
µ
s or more
Open
OP
Shorted
(5) Analog input
Input impedance 10 to 12k
Ω
Upper limit setting 2k
15VDC
P15R
VC‚ etc
LG
SD
2k
Servo amplifier
Approx.
10k