IAI America ACON-CY User Manual

Page 58

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46

5. Operation Using I/O Signals

z Normal Operating Procedure

The operating procedure in a normal condition is explained below.
[1] Cancel the emergency stop or connect the motor drive power.
[2] Supply the 24-VDC I/O power.
[3] Supply the 24-VDC controller power.
[4] Input a servo-on signal from the PLC
[5] First, input a rear end move command signal from the PLC (to cause the actuator to stand by at the rear

end).

[6] Start automatic operation.

Safety circuit status

Supply of 24-VDC
I/O power

Supply of 24-VDC
controller power

Servo-on input
(SON)

SV lamp
(front panel)

Emergency stop cancelled

Green

Max. 1.6 sec

When inputting the SON for the first time after turning the power
on, enter the move command by setting a delay time of 1.6 sec
or longer. When inputting SON for the second time onward, set
a delay time of 60 msec or longer (if the delay time is too short,
the move command becomes invalid).

Rear end move

command input (ST0)

Homing complete

output (HEND)

Rear end detection

output (LS0)

Power-

on pos

ition

Mechanical end

Home position

Rear end

Start of continuous
operation

Max. 6 msec

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