Linear Technology DC2531 Demo Manual page 7

HarDware setup
univErSaL TEMpEraTurE MEaSurEMEnT
DaughTEr BoarD ExaMpLES
• Four thermocouples connected to positions A-D with
the negative connections tied to positions E-H using the
on-board diode as cold junction sensor (see Figure 7a
for the schematic and Figure 8a for the corresponding
software configuration).
Figure 7. universal Temperature Measurement Board Examples
DEMO MANUAL DC2531
• A 4-wire RTD connected to positions A-D using the
on-board sense resistor as the ratiometric reference
(see Figure 7b for the schematic and Figure 8b for the
corresponding software configuration).
dc2531f
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