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The lements listed below meet the DIN 43760 and IEC 751 specifications, with the Temperature Coefficient of Resistance (T.C.R.) that is .00385 Ohms/Ohm/Degree C. Model TS1023 does not meet these specifications with a T.C.R. of .00375 Ohms/Ohm/Degree C.
DIN 43760 and IEC 751 specification - Tolerance Classifications

Class A
Ro= +/ -0.06%
TCR= .00385 Ohms/Ohm/Degree C +/- 5 ppm/Degree C
Temperature Deviation: +/- 0.15 + 0.002 Degree C
Class B
Ro= +/ -0.12%
TCR= .00385 Ohms/Ohm/Degree C +/- 13 ppm/Degree C
Temperature Deviation: +/- 0.30 + 0.005 Degree C
Class C
Ro= +/ -0.24%
TCR= .00385 Ohms/Ohm/Degree C +/- 13 ppm/Degree C
Temperature Deviation: +/- 0.60 + 0.007 Degree C

Closer tolerances of Ro are available please inquire.
Unit of Measure
Items
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Platinum Thin-Film RTD Elements

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Platinum Thin-Film RTD Elements

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Platinum Thin-Film RTD Elements

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Platinum Thin-Film RTD Elements

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Platinum Thin-Film RTD Elements
Resistance (Ohms at 0 Deg. C) N/A 100 N/A 100 N/A 500 N/A 1000 N/A 100
Temperature Range N/A -200 Dec C to +600 Deg C
Lead Wire - Diameter inches (mm) N/A .008" (0.2) Platinum clad Nickel
Response Time in Seconds - Water, V=0.4 m/sec - 50% N/A .07 N/A .06 N/A .06 N/A .06 N/A .13
Response Time in Seconds - Water, V=0.4 m/sec - 90% N/A .19 N/A .17 N/A .17 N/A .17 N/A .50
Response Time in Seconds - Air, V=1.0 m/sec - 50% N/A 0.9 N/A 1.0 N/A 1.0 N/A 1.0 N/A 4.0
Response Time in Seconds - Air, V=1.0 m/sec - 90% N/A 2.6 N/A 2.9 N/A 2.9 N/A 2.9 N/A 11
Self-Heating - Units=nW/C - Water N/A 15 N/A 12 N/A 12 N/A 12 N/A 40
Self-Heating - Units=nW/C - Air N/A 2.2 N/A 1.8 N/A 1.8 N/A 1.8 N/A 4.0