librenms-librenms/includes/discovery/sensors/power/dell-ups.inc.php

<?php
/*
 * LibreNMS
 *
 * Copyright (c) 2017 Søren Friis Rosiak <sorenrosiak@gmail.com>
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.  Please see LICENSE.txt at the top level of
 * the source code distribution for details.
 */

echo 'Dell UPS: ';
$temp = snmp_get($device, "physicalOutputPresentConsumption.0", "-Ovqe", "DELL-SNMP-UPS-MIB");
if (is_numeric($temp) && !is_null($temp)) {
    $oid = '.1.3.6.1.4.1.674.10902.2.120.2.6.0';
    $descr = 'System Consumption';
    discover_sensor($valid['sensor'], 'power', $device, $oid, '0', 'dell-ups', $descr, '1', '1', null, null, null, null, $temp);
}