Example of Using Safety Input Functions

The following describes an example of using safety inputs.
In this example, an Emergency Stop (ESTOP) function is assigned to SAFETY_IN1, an emergency stop switch is connected to the SAFETY_IN1 port, and the emergency stop switch is operated to confirm the safety input.

How to set
Follow the procedure below to set the safety function parameters.

  1. In Epson RC+, select [Setup] - [System Configuration], and then start Safety Function Manager under [Controller] - [Safety Functions].

  2. For [SAFETY_IN1], select [ESTOP].

  3. Apply settings.

How to check operation
Follow the procedure below to check the operation.

  1. In Epson RC+, select [Tools] - [I/O Monitor], and then select [Safety Board].

  2. Press the emergency stop switch connected to SAFETY_IN1 to enable the emergency stop function.

KEY POINTS


As the safety inputs use negative logic, the Low level (0 V) is the ON status.

  1. Confirm that SAFETY_IN1 turns ON (white).

  2. Confirm that the [EStop] displayed in the lower right corner of Epson RC+ lights up.

  3. Release the emergency stop switch connected to SAFETY_IN1 to disable the emergency stop function.

  4. Confirm that SAFETY_IN1 turns OFF (green).

How to reset
Follow the procedure below to reset the emergency stop status.

  1. Release the emergency stop switch.

  2. Perform the reset operation.
    EPSON RC+ 7.0: In EPSON RC+, select [Robot Manager] - [Control Panel], and then click the [Reset] button.
    Epson RC+ 8.0: In Epson RC+, select [Robot Manager] and then click the [Reset] button.

  3. Confirm that the [EStop] displayed in the lower right corner of Epson RC+ turns off.