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Sender: "piclist-bounces@mit.edu" Date: Thu, 18 Mar 2021 21:20:54 -0700 Subject: Re: [EE]: Battery eliminator for Solar powered pond pump and slowly rising Vin issues Thread-Topic: [EE]: Battery eliminator for Solar powered pond pump and slowly rising Vin issues Thread-Index: AdcceMHODdEJ6pJ6SFaHVikVWnYyWg== Message-ID: References: <922d02f1fdd45d714c0d81cae5c771ed.squirrel@mai.hallikainen.org> List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: <922d02f1fdd45d714c0d81cae5c771ed.squirrel@mai.hallikainen.org> Reply-To: Microcontroller discussion list - Public. Accept-Language: en-US X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Organization-AuthSource: TS500.efplus4.local X-MS-Has-Attach: X-Auto-Response-Suppress: All X-MS-Exchange-Organization-SenderIdResult: Pass X-MS-Exchange-Organization-PRD: mit.edu X-MS-TNEF-Correlator: received-spf: Pass (protection.outlook.com: domain of gmail.com designates 209.85.210.178 as permitted sender) receiver=protection.outlook.com; client-ip=209.85.210.178; helo=mail-pf1-f178.google.com; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=qcc0KuA9UO3/Ut9aqb9fqTrqWClu9CJtwErNZzLwyEo=; b=kwxb/C6sGjq25Nv5ulJrSPwyi4mayPdPdK428rzmTj8/3QMGZ789ZaPR93nkSc5TkQ 0l1zytv3rRSgA4T5SGuTRcrEkWfDfqz0CmTSEIffckhO3BN2m2PxLTn4hG+dS+9w8h/A RIQU1YGOjpzKw3W+pyg+bm7ocq3O+BcFki8mAeZIkscNwhaTToQ6tMgNGVpON2v2bj5s uSXpTq6a+FEKpnnEv061QTmf51Ldhx6FhrrtuDC+DBzIagNB25uJy8fncCu+zoAGE9/l Vvd0JQOpbih9Qt72ahn3t4UWjW3OuOohJskjE7Rqn8BVeq6xru6+zCxTyMiMl/Lb/85S GVlQ== authentication-results: spf=pass (sender IP is 209.85.210.178) smtp.mailfrom=gmail.com; mit.edu; dkim=pass (signature was verified) header.d=gmail.com; mit.edu; dmarc=pass action=none header.from=gmail.com; errors-to: piclist-bounces@mit.edu list-id: "Microcontroller discussion list - Public." list-post: x-beenthere: piclist@mit.edu x-mailman-version: 2.1.6 x-received: by 2002:a63:5020:: with SMTP id e32mr1807900pgb.357.1616127666986; Thu, 18 Mar 2021 21:21:06 -0700 (PDT) x-topics: [EE] x-content-filtered-by: Mailman/MimeDel 2.1.6 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 On Fri, 19 Mar. 2021, 09:49 Harold Hallikainen, wrote: > How about an electromechanical relay where the NC contact provides a load > to avoid false triggering due to high voltage but no current. The NO > contact would go to the load. The relay also provides quite a bit of > hysteresis. > > Harold > not bad. i had considered and dismissed electromechal relays thinking it would make it worse. But as you say they do provide a lot of hysteresis. I will experiment. > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .