2.8 General I/O Signal Assignment
2-66
Specific Input List XCO02B (Spot Welding)
Logical
Number
Input Name / Function
Logical
Number
Input Name / Function
2010
EXTERNAL START
Functions the same as the [START]
button in the playback panel . Only
the rising edge of the signal is valid.
It starts robot operation (playback).
This signal is invalid if external start
is prohibited from the playback
condition display.
2022
WELDING ON/OFF (From
sequencer)
This signal inputs the welding ON/
OFF selector switch status from the
sequencer in the interlock unit. The
WELD ON/OFF signal is output to
the welder according to this signal
and the manipulator status. Weld-
ing is not wxecuted when this signal
is input (ON).
2012
CALL MASTER JOB
Only the rising edge of the signal is
valid. It calls up the top of the robot
program, that is the top of the mas-
ter job
*1
. This signal is invalid dur-
ing playback, during teach-lock and
when play master or call is prohib-
ited (set from the playback opera-
tion condition display).
2023
WELDING PAUSE (From
sequencer)
This signal is used to move the
manipulator to the origin point when
an error occurs in the welder or the
gun.
The robot neglects the spot welding
instruction and operates playback
motion.
2013
ALARM/ERROR RESET
After an alarm or error has occurred
and the cause been corrected, this
signal resets the alarm or error.
2024
INTERFERENCE 3 ENTRANCE
PROHIBITED
If the manipulator attempts to enter
the cube 3
*2
area while this signal is
ON, the manipulator goes to wait
status (with servo power ON). Dur-
ing wait status, the manipulator
operation restarts if this signal turns
OFF.
2014
SELECT REMOTE MODE
Functions the same as [REMOTE]
on the playback panel. Valid only
while the signal is ON. It selects the
REMOTE mode.
2025
INTERFERENCE 4 ENTRANCE
PROHIBITED
If the manipulator attempts to enter
the cube 4
*2
area while this signal is
ON, the manipulator goes to wait
status (with servo power ON). Dur-
ing wait status, the manipulator
operation restarts if this signal turns
OFF.
2015
SELECT PLAY MODE
Functions the same as [MODE] on
the playback panel. Only the rising
edge of the signal is valid. It selects
the PLAY mode. If designated
simultaneously with other modes,
the TEACH mode takes priority.
This signal is invalid if external
mode selection is prohibited from
the operation condition display.
2040
*4
TIMER COOLING WATER ERROR
This signal monitors the status of
timer cooling water. The manipula-
tor displays alarm and stops when
this signal is input. The servo power
remains ON.
Содержание PX2750
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