Fluke 725 - Manual (Page 34)

725
Users Manual
24
Table 6. RTD Types Accepted
RTD Type Ice Point (R
0
) Material α Range (
°
C)
Pt100 (3926) 100
Ω
Platinum 0.003926
Ω
/
°
C -200 to 630
Pt100 (385) 100
Ω
Platinum 0.00385
Ω
/
°
C -200 to 800
Ni120 (672) 120
Ω
Nickel 0.00672
Ω
/
°
C -80 to 260
Pt200 (385) 200
Ω
Platinum 0.00385
Ω
/
°
C -200 to 630
Pt500 (385) 500
Ω
Platinum 0.00385
Ω
/
°
C -200 to 630
Pt1000 (385) 1000
Ω
Platinum 0.00385
Ω
/
°
C -200 to 630
Pt100 (3916) 100
Ω
Platinum 0.003916
Ω
/
°
C -200 to 630
The Pt100 commonly used in U.S. industrial applications is Pt100 (3916),
α
= 0.003916
Ω
/
°
C. (Also designated as JIS
curve.) The IEC standard RTD is the Pt100 (385),
α
= 0.00385
Ω
/
°
C.