10. Option Devices
10-2
10.1.2 Wiring guide for encoder division option board
-. Connect Encoder output terminal (Open collector output) on I/O board to input terminal of the option card.
.
Encoder Division Option
Board Terminal name
Encoder Division Option
Board Description
Connection board
and terminal
PA_IN Encoder Phase A Division Input I/O Board: RA (Phase A Output)
PB_IN Encoder Phase B Division Input I/O Board: RB (Phase B Output)
Input
G24 GND I/O Board: GE (GND)
RT_A Encoder Phase A Division Input External controller:
Phase A Input
RT_B Encoder Phase B Division Input External controller:
Phase B Input
Output
G24 GND External controller: GND
SIO return
pulse output
terminal
RA
Encoder Division Option Board
GE
RB
GE
INPUT
PA_IN
G24
PB_IN
G24
OUTPUT
RT_A
G24
RT_B
G24
Vcc
External controller
(e.g: PLC High-
speed Counter)
A-phase input
A-phase
COM
B-
hase in
ut
B-phase
COM
GND
Warning
Wiring must be
considered with input
circuit . Because
encoder output is open
collector type. The
figure is shown the
wiring when inverter is
connected with High-
speed counter of LSIS
PLC.
Wa
nin