2 Installation and commissioning
2.3.2. Manually releasing the brakes
55
3HAC022032-001 Revision: E
© Copyri
ght
200
4-2008 ABB.
All rights reserved.
Using the pushbutton on the robot with an external power supply
The procedure below details how to release the holding brakes with the pushbuttons, when
the robot is not connected to the controller.
2. Release the holding brake on a particular
axis by pressing the corresponding button
on the pushbutton unit and keeping it
depressed.
The brake will function again as soon as the
button is released.
Action
Info/Illustration
Action
Note/Illustration
1. Connect an external 24VDC power supply
to the connector R1.MP on the robot base,
as shown in the figure to the right.
Note! Be careful not to interchange the
24V and 0V pins.
If they are mixed up, damage can be
caused to the brake release unit and the
system board.
Danger!
DANGER!
Incorrect connections can cause all
brakes to be released simultaneously!
xx0300000200
Connect to connector R1.MP:
•
0V: pin B14 or B15
•
+24V: pin B16
2. Release the holding brake on a particular
axis by pressing the corresponding button
on the pushbutton unit and keeping it
depressed.
The brake will function again as soon as
the button is released.
The brake release unit is equipped with
six buttons for controlling the axes
brakes. The buttons are numbered
according to the numbers of the axes.
See the previous figure.
Continued
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Summary of Contents for IRB 4400 - 45
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