SLYW038D September 2014 – April 2025 AFE030 , AFE031 , AFE032 , ALM2402-Q1 , LMC6035-Q1 , LMV601 , LMV602 , LMV604 , LMV611 , LMV612 , LMV614 , LMV881 , OPA1602 , OPA1604 , OPA1612 , OPA1612-Q1 , OPA1622 , OPA1652 , OPA1654 , OPA1662 , OPA1662-Q1 , OPA1664 , OPA1688 , OPA170 , OPA170-EP , OPA171-Q1 , OPA172 , OPA180 , OPA188 , OPA191 , OPA192 , OPA197 , OPA211-EP , OPA2170 , OPA2171 , OPA2171-EP , OPA2171-Q1 , OPA2172 , OPA2180 , OPA2188 , OPA2192 , OPA2211-EP , OPA2211-HT , OPA2227-EP , OPA2277-EP , OPA2313 , OPA2314 , OPA2314-EP , OPA2314-Q1 , OPA2316 , OPA2317 , OPA2320-Q1 , OPA2322-Q1 , OPA2376-Q1 , OPA2625 , OPA313 , OPA314 , OPA316 , OPA317 , OPA320 , OPA322 , OPA348-Q1 , OPA355-Q1 , OPA4170 , OPA4171 , OPA4171-Q1 , OPA4172 , OPA4180 , OPA4188 , OPA4192 , OPA4277-EP , OPA4313 , OPA4314 , OPA4316 , OPA4317 , OPA4322 , OPA4322-Q1 , OPA549-HIREL , OPA564-Q1 , OPA625 , SM73307 , SM73308 , TLC2274-HT , TLE2141-Q1 , TLV2314 , TLV2316 , TLV2333 , TLV27L2-Q1 , TLV314 , TLV316 , TLV333 , TLV4314 , TLV4316 , TLV4333
Temperature for T<0°C or RRTD < R0
Where
T = temperature in degrees Celsius (°C)
RRTD = resistance of RTD over temperature range of (T<0°C)
αi = polynomial coefficients for converting RTD resistance to temperature for T<0°C
IEC-751 DIN 43760 BS 1904 ASTM-E1137 EN-60751 |
JISC 1604 | US Industrial Standard D-100 American | US Industrial Standard American | ITS-90 | |
---|---|---|---|---|---|
α 0 | -2.420199E+02 | -2.381987E+02 | -2.381832E+02 | -2.386381E+02 | -2.379147E+02 |
α 1 | 2.222812E+00 | 2.189835E+00 | 2.195550E+00 | 2.197285E+00 | 2.201058E+00 |
α 2 | 2.585894E-03 | 2.522738E-03 | 2.441461E-03 | 2.480324E-03 | 2.322506E-03 |
α 3 | -4.825976E-06 | -4.781625E-06 | -4.751529E-06 | -4.778784E-06 | -4.628394E-06 |
α 4 | -2.818583E-08 | -2.704445E-08 | -2.385758E-08 | -2.518695E-08 | -1.971986E-08 |
α 5 | 1.524399E-10 | 1.473912E-10 | 1.350936E-10 | 1.403820E-10 | 1.184331E-10 |
Example
Find the temperature given an ITS-90 PT100 resistance of 60 Ω.
Answer
R=60