Newport 6000 - RTD Constants; Table 8 - RTD Constants

70 Chapter 5 Temperature Controller Operation
5.4.4.3.1 RTD Constants
The constants entered for an RTD depend on the type of curve it has. Table 8 shows
three standard types.
Curve
TCR
(
Ω
ΩΩ
Ω
/
Ω
ΩΩ
Ω
/
°
°°
°
C)
C1 C2 C3 R0
Laboratory .003926 3.9848x10
-3
-0.58700x10
-6
4.0000x10
-12
100.00
US .003910 3.9692x10
-3
-0.58495x10
-6
-4.2325x10
-12
100.00
European .003850 3.9080x10
-3
-0.58019x10
-6
-4.2735x10
-12
100.00
Table 8 - RTD Constants
The Ro constant also applies for RTD sensors. It is nominally 100.00 Ω, but can be
varied from 95.00 Ω to 105.00 Ω.