From 676838815b6a4240da2dd67059f807c0903ba717 Mon Sep 17 00:00:00 2001 From: Robin Clark Date: Wed, 16 Mar 2011 09:10:52 +0000 Subject: [PATCH] error ratio for k type --- fmmd_design_aide/fmmd_design_aide.tex | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fmmd_design_aide/fmmd_design_aide.tex b/fmmd_design_aide/fmmd_design_aide.tex index 899f981..76697a3 100644 --- a/fmmd_design_aide/fmmd_design_aide.tex +++ b/fmmd_design_aide/fmmd_design_aide.tex @@ -573,7 +573,7 @@ but statistically less reliable. Because the potential divider provides an offset as a side effect of detecting a disconnection resistance in the thermocopule extension or compensation cable will have an effect. -For a `k' type thermocouple this would be of the order of $5 { }^{o}C$ for $100\Omega$ of +For a `k' type thermocouple this would be of the order of $0.5 { }^{o}C$ for $10\Omega$ of cable loop impedance. Therefore, accuracy constraints and cable impedance should be considered to determine specified maximum compensation/extension lengths.