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Clear robot failure (input), 9 clear, Robot – Denso RC5 User Manual

Page 123: Failure (input), 9 clear robot failure (input)

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4.4.9 Clear Robot Failure (Input)

(1) Function

The robot can recover from a stopped state, resulting from a robot failure
by turning ON (shorted) the operation preparation start signal with this
signal ON (shorted).

(2) Terminal number

No.25 of connector CN8.

NOTE: Operation preparation start signal is inputted through No. 8 of
connector CN8.

(3) Usage

The signal is used to clear an error that brought the robot to a stop.

(4) Input conditions and operation

 When a robot failure occurs, clear the error display on the teach

pendant and the external output ERROR NUMBER to ready the robot
to operate.

‚ When the Clear robot failure signal is turned ON (shorted), other input

signals (MOTOR POWER ON, CAL EXECUTION, SP100 and SWITCH
EXT MODE), which are to be used in combination with the operation
preparation start signal, will be ignored.
To turn ON the power to the motor after a robot failure is cleared, turn
OFF (open) the Clear robot failure signal after turning OFF the Robot
failure signal (output) as shown below.

ƒ Input the Clear robot failure signal before (1 msec. or more) the

operation preparation start signal.

Robot status

Stop due to
a robot failure

Clear robot failure

Motor power ON

Operation preparation ON
start (input)

OFF

Clear robot

ON

failure (input)

OFF

Motor power

ON

ON (input)

OFF

Robot failure

ON

(output)

OFF

Servo ON

ON

(output)

OFF

1 ms.

or more

required

50 ms. or more required

Input Conditions and Operation of Clear Robot Failure Signal