Latch Release Switch; Checking The Functions - Epson SRC520 Manual

Function 5.1 Safety Door Switch and Latch Release Switch (EMERGENCY connector)

5.1.2 Latch Release Switch

Software latches the following conditions:
The EMERGEMCY connector has an input terminal for a latch release switch that
cancels the latched conditions.
Open
Closed : The latch release switch releases the latched conditions.
NOTE
In case that the latched ATTEND mode is released while the safety door is open,
the operation mode turns to NORMAL. At that time, the status of manipulator power is
operation-prohibited because the safety door is open.
To execute an automatic operation, close the safety door, and then close the latch release
input.
5.1.3 Checking the Functions of Latch Release Switch
Once connecting the safety door switch and latch release switch with the EMERGENCY
connector, be sure to check the switch functions for safety by following the procedures
described below before operating the robot.
(1) Turn ON the Control and Drive Units while the safety door is open in order to boot
(2) Make sure that "Safety Door" is displayed on the status bar on monitor window.
(3) Close the safety door, and turn ON the switch connecting to the latch release input.
The information that the safety door is open can be latched by software based on the latch
release input condition.
Open
Closed : The latch release switch does not latch the condition that the safety door is
The latch release input also functions when the operation mode is changed from
ATTEND to NORMAL.
In order to change the operation mode from ATTEND to NORMAL, turn the 2Mode
Selector Switch with Key" on the jog pad or operation pendant to the "NORMAL" side.
Then, close the latch release input.
42
- The safety door is open.
- The operation mode is "ATTEND".
: The latch release switch latches conditions that the safety door is open and the
operation mode is ATTEND.
the SPEL 95.
Make sure that the "Safety Door" is disappeared from the status bar.
: The latch release switch latches condition that the safety door is open.
To cancel the condition, close the safety door, and then close the safety door
latch release input.
open.