Specifications

Chapter 3 I/O ports
- 40 -
CN2-44 Phase-A＋(LD): A+ (output)
CN2-45 Phase-A−(LD): A- (output)
CN2-46 Phase-B＋(LD): B+ (output)
CN2-47 Phase-B−(LD): B- (output)
CN2-48 Phase-Z＋(LD): Z+ (output)
CN2-49 Phase-Z−(LD): Z- (output)
● Function
These ports transmit encoder signals of
Phase-A, -B, -Z through the line driver
(26LS31).
● Connection
Receive the signals using a line receiver
(AM26LS32 or equivalent).
Notice: the alarm codes 53 through 57 are
valid for absolute encoders only.
CN2-50 Ground: FG (output)
● Function
Connect shield of cable.
Phase-A+
Phase-A-
Phase-B+
Phase-Z+
Phase-B-
Phase-Z-
26LS31
44
45
48
49
46
47