Table 1 - Resistance values from Pt1000 and RTD from BS for increasing T steps Nominal T (°C) Pt1000 (Ω) RTD Brewer Ω 10 1038.8 ± 0.1 15 20 Table 2 - Comparison between Honeywell and BS sensor outputs for increasing H steps %RH Chamber %RH Sensor Brewer Ω 240.5 ± 0.0 0 7.5 ± 0.5 12514.9 ± 11.2 1057.4 ± 0.1 244.2 ± 0.1 10 17.4 ± 0.6 12689.8 ± 1.6 1076.2 ± 0.1 248.1 ± 0.1 20 27.2 ± 0.2 12827.2 ± 2.6 25 1096.3 ± 0.2 252.3 ± 0.2 30 36.5 ± 0.3 12935.5 ± 1.9 30 1114.9 ± 0.6 256.0 ± 0.2 40 45.8 ± 0.2 13032.5 ± 2.7 35 1134.5 ± 1.3 260.1 ± 0.2 50 55.0 ± 0.4 13140.9 ± 3.6 40 1153.7 ± 0.0 264.0 ± 0.0 60 64.4 ± 0.2 13271.1 ± 5.1 45 1171.4 ± 0.0 267.7 ± 0.0 70 74.2 ± 0.4 13438.8 ± 11.2 Fig. 2. Dynamic tests setup scheme. Fig. 3. Comparison between the step response of the old-version Pt1000 (blue dotted line) with the one of the RTD from BS (red solid line). 82 IEEE Instrumentation & Measurement Magazine June 2020