librenms-librenms/includes/discovery/humidity/pcoweb.inc.php

<?php

if ($device['os'] == 'pcoweb') {
    echo ' pCOWeb ';

    $humidities = array(
                   array(
                    'mib'       => 'CAREL-ug40cdz-MIB::roomRH.0',
                    'descr'     => 'Room Relative Humidity',
                    'oid'       => '.1.3.6.1.4.1.9839.2.1.2.6.0',
                    'precision' => '10',
                   ),
                   array(
                    'mib'       => 'CAREL-ug40cdz-MIB::dehumPband.0',
                    'descr'     => 'Dehumidification Prop. Band',
                    'oid'       => '.1.3.6.1.4.1.9839.2.1.3.12.0',
                    'precision' => '1',
                   ),
                   array(
                    'mib'       => 'CAREL-ug40cdz-MIB::humidPband.0',
                    'descr'     => 'Humidification Prop. Band',
                    'oid'       => '.1.3.6.1.4.1.9839.2.1.3.13.0',
                    'precision' => '1',
                   ),
                   array(
                    'mib'       => 'CAREL-ug40cdz-MIB::dehumSetp.0',
                    'descr'     => 'Dehumidification Set Point',
                    'oid'       => '.1.3.6.1.4.1.9839.2.1.3.16.0',
                    'precision' => '1',
                   ),
                   array(
                    'mib'       => 'CAREL-ug40cdz-MIB::humidSetp.0',
                    'descr'     => 'Humidification Set Point',
                    'oid'       => '.1.3.6.1.4.1.9839.2.1.3.17.0',
                    'precision' => '1',
                   ),
                  );

    foreach ($humidities as $humidity) {
        $current = (snmp_get($device, $humidity['mib'], '-OqvU') / $humidity['precision']);

        $high_limit = null;
        $low_limit  = null;

        if (is_numeric($current) && $current != 0) {
            $index = implode('.', array_slice(explode('.', $humidity['oid']), -5));
            discover_sensor($valid['sensor'], 'humidity', $device, $humidity['oid'], $index, 'pcoweb', $humidity['descr'], $humidity['precision'], '1', $low_limit, null, null, $high_limit, $current);
        }
    }

    /*
        FIXME

        hhAlarmThrsh.0 = INTEGER: 80 rH%
        lhAlarmThrsh.0 = INTEGER: 30 rH%
        smDehumSetp.0 = INTEGER: 75 rH%
        smHumidSetp.0 = INTEGER: 35 rH%
    */
}