Fluke 724 Fluke 724 Users Manual - Page 34

Table 6. RTD Types Accepted, RTD Type, Ice Point R, Material, Range

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724 Users Manual 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. 24

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724
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.