Fluke 5520A - Temperature Calibration (RTD) Specifications

5520A
Service Manual
1-18
1-17. Temperature Calibration (RTD) Specifications
RTD
Type
Range
°C
[1]
Absolute
Uncertainty
tcal ±5 °C
± °C [2]
RTD
Type
Range
°C
[1]
Absolute
Uncertainty
tcal ±5 °C
± °C [2]
90 days 1 year 90 days 1 year
Pt 395, -200 to -80 0.04 0.05 Pt 385, -200 to -80 0.03 0.04
100 Ω -80 to 0 0.05 0.05 500 Ω -80 to 0 0.04 0.05
0 to 100 0.07 0.07 0 to 100 0.05 0.05
100 to 300 0.08 0.09 100 to 260 0.06 0.06
300 to 400 0.09 0.10 260 to 300 0.07 0.08
400 to 630 0.10 0.12 300 to 400 0.07 0.08
630 to 800 0.21 0.23 400 to 600 0.08 0.09
Pt 3926, -200 to -80 0.04 0.05 600 to 630 0.09 0.11
100 Ω -80 to 0 0.05 0.05 Pt 385, -200 to -80 0.03 0.03
0 to 100 0.07 0.07 1000 Ω -80 to 0 0.03 0.03
100 to 300 0.08 0.09 0 to 100 0.03 0.04
300 to 400 0.09 0.10 100 to 260 0.04 0.05
400 to 630 0.10 0.12 260 to 300 0.05 0.06
Pt 3916, -200 to -190 0.25 0.25 300 to 400 0.05 0.07
100 Ω -190 to -80 0.04 0.04 400 to 600 0.06 0.07
-80 to 0 0.05 0.05 600 to 630 0.22 0.23
0 to 100 0.06 0.06 PtNi 385, -80 to 0 0.06 0.08
100 to 260 0.06 0.07 120 Ω 0 to 100 0.07 0.08
260 to 300 0.07 0.08 (Ni120) 100 to 260 0.13 0.14
300 to 400 0.08 0.09 Cu 427, -100 to 260 0.3 0.3
400 to 600 0.08 0.10 10 Ω [3]
600 to 630 0.21 0.23
Pt 385, -200 to -80 0.03 0.04
200 Ω -80 to 0 0.03 0.04
0 to 100 0.04 0.04
100 to 260 0.04 0.05
260 to 300 0.11 0.12
300 to 400 0.12 0.13
400 to 600 0.12 0.14
600 to 630 0.14 0.16
[1] Resolution is 0.003 °C
[2] Applies for COMP OFF (to the 5520A Calibrator front panel NORMAL terminals) and 2-wire and 4-
wire compensation.
[3] Based on MINCO Application Aid No. 18