<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><br class=""></div>Attached is a recent posting here with some readings from Glyn and myself.<div class=""><br class=""></div><div class="">Regards, Mark.</div><div class=""><br class=""></div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;" class=""><div class=""><div><blockquote type="cite" style="font-family: Menlo-Regular; font-size: 14px;" class="">Date: Wed, 23 Oct 2019 21:31:16 +0800<br class="">From: Mark Webb-Johnson <<a href="mailto:mark@webb-johnson.net" class="">mark@webb-johnson.net</a>><br class="">To: OVMS Developers <<a href="mailto:ovmsdev@lists.openvehicles.com" class="">ovmsdev@lists.openvehicles.com</a>><br class="">Subject: Re: [Ovmsdev] OVMS V3 power consumption readings<br class="">Message-ID: <<a href="mailto:29BFF543-9FDC-4EF7-A8B8-1F8ED92FCDD8@webb-johnson.net" class="">29BFF543-9FDC-4EF7-A8B8-1F8ED92FCDD8@webb-johnson.net</a>><br class="">Content-Type: text/plain; charset="utf-8"<br class=""><br class="">Glyn,<br class=""><br class="">Powered exclusively by ext12v, @12v, I get:<br class=""><br class="">Wifi off/sleeping: 25mA<br class="">Wifi only: 49mA<br class="">Wifi + 3G: 85mA<br class=""><br class="">Powered exclusively by USB, @5v, I get:<br class=""><br class="">Wifi off/sleeping: 46mA<br class="">Wifi only: 104mA<br class="">Wifi + 3G: 180mA<br class=""><br class="">Note that in areas of low signal, the 3G power consumption can be higher. Similarly, if GPS is enabled that can have an affect as well. I?ve never seen it go over about 220mA (and even that was just for short bursts).<br class=""><br class="">If I power it from both USB and 12V simultaneously, I get:<br class=""><br class="">Wifi off/sleeping: 8mA (USB 5v) and 19mA (ext 12v)<br class="">Deep sleep: 8mA (USB 5v) and <1mA (ext 12v)<br class=""><br class="">(The 8mA is mostly from the CP2102 which is powered off when not in use)<br class=""><br class="">Regards, Mark<br class=""><br class=""><blockquote type="cite" class="">On 22 Oct 2019, at 2:41 AM, Glyn Hudson <<a href="mailto:glyn.hudson@openenergymonitor.org" class="">glyn.hudson@openenergymonitor.org</a>> wrote:<br class=""><br class="">I've just measured the power consumption of the OVMS V3 module using a<br class="">bench power supply set to exactly 12.0V.<br class=""><br class="">OVMS consumed:<br class=""><br class="">60mA = 0.72W with WiFi on (AP active) and GSM/GPS modem off<br class="">100mA = 1.2W with everything switched on.<br class=""><br class="">This is less than I was expecting, I would take weeks for OVMS to<br class="">drain a healthy lead acid battery.<br class=""><br class="">--<br class="">All the best,<br class=""><br class="">Glyn Hudson<br class="">+44(0)1248672607<br class=""><br class=""><a href="https://openenergymonitor.org" class="">https://openenergymonitor.org</a><br class=""><a href="https://zerocarbonadventures.co.uk" class="">https://zerocarbonadventures.co.uk</a><br class="">_______________________________________________<br class="">OvmsDev mailing list<br class=""><a href="mailto:OvmsDev@lists.openvehicles.com" class="">OvmsDev@lists.openvehicles.com</a><br class=""><a href="http://lists.openvehicles.com/mailman/listinfo/ovmsdev" class="">http://lists.openvehicles.com/mailman/listinfo/ovmsdev</a></blockquote></blockquote></div></div></blockquote><div class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 11 Nov 2019, at 10:50 PM, Fran Terry <<a href="mailto:fajterry@gmail.com" class="">fajterry@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="auto" class="">Hello One and All.<div dir="auto" class=""><br class=""></div><div dir="auto" class="">Sorry if this question has already been asked, how much current draw does one expect from V3?</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">Thanks</div><div dir="auto" class=""><br class=""></div><div dir="auto" class="">Fran</div></div>
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