functions.php

<?php

/**
 * ACF Table Shortcode 
 *
 */
function be_acf_table_shortcode( $value, $post_id, $field ) {
	if( 'shortcode' !== $field['_name'] )
		return $value;
		
	$number = str_replace( array( 'be_table_', '_shortcode' ), array( '', '' ), $field['name'] );
	$value = '[pss_table id="' . $number . '"]';
	return $value;
}
add_filter( 'acf/load_value', 'be_acf_table_shortcode', 10, 3 );