Checking Latch Release Switch Operation; Emergency Stop Switch - Epson LS-B Series Safety And Installation

2.6.4 Checking Latch Release Switch Operation

NOTE

Refer to 3.2 Development PC and Controller Connection and connect the
development PC and Controller before checking the function.
After connecting the safety door switch and latch release switch to the
EMERGENCY connector, be sure to check the switch operation for safety by
following the procedures described below before operating the Manipulator.
(1) Turn ON the Controller while the safety door is open in order to boot the
controller software.
(2) Make sure that "Safety" is displayed on the EPSON RC+ 7.0 status bar.
(3) Close the safety door, and turn ON the switch connecting to the latch release
input.
Make sure that the "Safety" is dimmed on the status bar.
The information that the safety door is open can be latched by software based on
the latch release input condition. To cancel the condition, close the safety door,
and then close the safety door latch release input.
Open
Closed
NOTE

The latch release input also functions to acknowledge the change of TEACH
mode.
In order to change the latched condition of the TEACH mode, turn the mode
selector key switch on the Teach Pendant to "Auto". Then, close the latch release
input.

2.6.5 Emergency Stop Switch

If it is desired to create an external Emergency Stop switch in addition to the
Emergency Stop on the Teach Pendant and Operator Panel, make sure to connect
such Emergency Stop switch to the Emergency Stop input terminal on the
EMERGENCY connector.
The Emergency Stop switch connected must comply with the related safety
standards (such as IEC60947-5-5) and the following:
Safety and Installation (RC90-B / EPSON RC+ 7.0) Rev.4
: The latch release switch latches condition that the safety door is open.
: The latch release switch does not latch the condition that the safety
door is open.
- It must be a push button switch that is "normally closed".
- A button that does not automatically return or resume.
- The button must be mushroom-shaped and red.
- The button must have a double contact that is "normally closed".
2. Installation
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