IAI America PCON-CA - Manual (Page 93)

Chapter 3 Operation
POWER CON
PCON-CA/CFA
85
[8] Brake release (BKRL)
Input
PIO signal
BKRL
Pattern 0 {
Pattern 1 (Note 1) u
Pattern 2 to 5 {
{ : Available, u: Unavailable
(Note 1) Pattern 1 does not have this feature
The brake can be released while BKRL signal is set to ON. If a brake is installed in the actuator,
the brake is automatically controlled by servo ON/OFF. Releasing the brake may be required to
move the slider and/or the rod by hand in case of installation of the actuator in the machine or
direct teach *1 .
This operation can be done by break release signal BKRL as well as the brake release switch
ON the front panel of the controller.
*1 Direct teaching : This operation is intended to get coordinate values to the position by
moving the slider and/or the rod by hand.
Warning: (1) Take sufficient care to release the brake. Inappropriate brake release
may cause people to be injured and/or the actuator, the work and/or the
machine to be damaged.
(2) After the brake is released, always make the brake applied again. Any
operation with the brake remaining released is extremely dangerous. The
slider or rod may drop to cause people to be injured and/or the actuator,
the work and/or the machine to be damaged.
(3) Make certain that this signal is turned OFF (brake is activated) when the
power is supplied to the controller.
(4) It is prohibited to switch over between AUTO and MANU while this signal
is ON (brake is released).