Precautions None Example In the following example, a command response is received from the Vision Sensor, and if the received command response is not OK (0), the program is terminated. retries_recv := 2; timeout_recv := 4; fhrunrecvres fh_socket, retries_recv, timeout_recv, cmd_res, err_no; IF err_no success THEN GOTO exit_program; ENDIF IF cmd_res 1 THEN GOTO exit_program; ENDIF 53