Inside <regulator> information is given about a regulator used. Several <regulator> elements can appear one after the other.
<aliasname>, <manufacturer>, <model>, <name>, <nextservicedate>, <notes>, <purchase>, <serialnumber>, <serviceinterval>
(see also <equipment>)
<equipment>
<regulator id="my_best_regulator">
<name>Air Donator</name>
<manufacturer>
<name>Scytheman</name>
</manufacturer>
<model>Suck much - Give less</model>
<serialnumber>345678</serialnumber>
<purchase>
<datetime>1988-07-28</datetime>
<price currency="DM">400.00</price>
<shop>
<name>Dive Deep Down</name>
<address>
<!-- address of shop -->
</address>
<contact>
<!-- phone number, email address etc. -->
</contact>
<notes>
<!-- additional remarks -->
</notes>
</shop>
</purchase>
<serviceinterval>365</serviceinterval>
<nextservicedate>
<datetime>2006-07-31</datetime>
</nextservicedate>
</regulator>
</equipment>