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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>OK, I figured it out. My mistake, to set the end piece extension, two actions are required.<o:p></o:p></p><ol style='margin-top:0cm' start=1 type=1><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Set the end piece zero offset using the FUNC button.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0cm;mso-list:l0 level1 lfo1'>Toggle the ‘back’ reference from ‘back of case’ to ‘back of end piece offset’, using REF + FUNC (hold 2 seconds)<o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The new distoX2 now works as expected, although I still need to calibrate it.<o:p></o:p></p><p class=MsoNormal>This IS mentioned in the user manual.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Bruce<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='mso-fareast-language:EN-NZ'>From:</span></b><span lang=EN-US style='mso-fareast-language:EN-NZ'> Therion <therion-bounces@speleo.sk> <b>On Behalf Of </b>Bruce Mutton via Therion<br><b>Sent:</b> Sunday, 28 October 2018 10:19<br><b>To:</b> 'List for Therion users' <therion@speleo.sk><br><b>Cc:</b> Bruce Mutton <bruce@tomo.co.nz><br><b>Subject:</b> [Therion] DistoX2 zero distance reference points and end piece extension<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I have an older distoX2 and a new distoX2, and came to thinking about building a protective case. Naturally the topics of zero reference points and end piece extensions has come to mind. Rather belatedly I thought I would run a rudimentary test over a short ~250mm distance that I could measure with a steel ruler, just to check my understanding of the behaviour.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>It was not as I expected, and I have not found an explanation in any of the documentation. Maybe someone has similar experiences.<o:p></o:p></p><p class=MsoNormal>The newer distoX2 is not yet calibrated, and they both have differing hardware and firmware versions, so either or both may be the cause of the differences. Perhaps a table is the best way to document what I have found.<o:p></o:p></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 style='border-collapse:collapse'><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Disto<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border:solid windowtext 1.0pt;border-left:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Old<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border:solid windowtext 1.0pt;border-left:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>New<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Hardware<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>1.0<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>1.1<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Firmware<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>2.4<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>2.5<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>ID<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>2973<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>4036<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>End piece setting<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>0.012 m<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal><span style='background:yellow;mso-highlight:yellow'>0.060 m</span><o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Reference toggle cycle<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>End piece-front-tripod<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Back-front-tripod<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Comment<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>End piece extension reference option is available<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>End piece extension reference option is <span style='background:yellow;mso-highlight:yellow'>NOT</span> available<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>End piece disto - ruler comparison<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>267 – 265 mm<br><span style='background:yellow;mso-highlight:yellow'>works as expected</span><o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>N/A<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Back disto - ruler comparison<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>N/A<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal><span style='background:yellow;mso-highlight:yellow'>253</span> – 312 mm<br><span style='background:yellow;mso-highlight:yellow'>end piece setting ignored, does not work as expected</span><o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Front disto - ruler comparison<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>132 – 131 mm<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>131 – 131 mm<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Tripod disto - ruler comparison<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>245 – 243 mm<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>244 – 243 mm<o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Calibrated<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Yes<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal><span style='background:yellow;mso-highlight:yellow'>Not yet</span><o:p></o:p></p></td></tr><tr><td width=208 valign=top style='width:155.8pt;border:solid windowtext 1.0pt;border-top:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>Apparent accuracy<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>1-2 mm<o:p></o:p></p></td><td width=208 valign=top style='width:155.85pt;border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal>1 mm except with end piece<o:p></o:p></p></td></tr></table><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>One explanation could be that the end piece zero reference is not available and any end piece setting will be ignored until the distoX2 has been calibrated.<o:p></o:p></p><p class=MsoNormal>I am hoping that is what the situation is, and it will be easy enough to test, once I get around to it. It does seem a bit odd however, as I assume the calibration is all about directions, and not distances.<o:p></o:p></p><p class=MsoNormal>Thoughts?<o:p></o:p></p><p class=MsoNormal>Bruce<o:p></o:p></p></div></body></html>