It will run up to my house's roof, to measure water temp on pipes that are heated by sun panels. Maybe 15 to 20 meters total length, at the most. I was considering twisted pair... ----- Original Message ----- From: Douglas Butler To: Sent: Thursday, July 12, 2001 3:43 PM Subject: Re: temp sensors cable length > It all depends on the environment. I have one product that sends 1200 > baud TTL level serial data 400 meters. It is through coax under > seawater so there is virtually no interference. If I wrap the coax > around a running CRT I get all sorts of transmission errors. > What type of wire are you looking to use and where will it run? > > Sherpa Doug > > > -----Original Message----- > > From: Pedro Drummond [mailto:digicall@IFXBRASIL.COM.BR] > > Sent: Thursday, July 12, 2001 2:21 PM > > To: PICLIST@MITVMA.MIT.EDU > > Subject: temp sensors cable length > > > > > > Hi friends. > > > > From personal experience, what should be the maximum distance > > one can read a Dallas 1620 or 1820 from ? I mean serial > > signals directly, without RS 232, 485, etc. > > > > > > TIA, > > > > Pedro. > > > > -- > > http://www.piclist.com hint: The list server can filter out subtopics > > (like ads or off topics) for you. See http://www.piclist.com/#topics > > > > > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > > > -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics