Technical tables and field guides
Reference tables and practical guides for instrumentation and process work. The values come from the same calculations as the tools, checked against the standards (IEC 60751, NIST ITS-90, ASME B36.10M, NIST SP 811).
Tables
- PT100 and PT1000 table: resistance vs temperature (−200 to 850 °C)Ohms from −200 to 850 °C every 10 °C (IEC 60751).
- Type K thermocouple table: mV vs °C (−270 to 1372 °C)mV from −270 to 1372 °C, junction at 0 °C (NIST ITS-90).
- Type J thermocouple table: mV vs °C (−210 to 1200 °C)mV from −210 to 1200 °C, junction at 0 °C (NIST ITS-90).
- Type T thermocouple table: mV vs °C (−270 to 400 °C)mV from −270 to 400 °C, junction at 0 °C (NIST ITS-90).
- Type E thermocouple table: mV vs °C (−270 to 1000 °C)mV from −270 to 1000 °C, junction at 0 °C (NIST ITS-90).
- Type N thermocouple table: mV vs °C (−270 to 1300 °C)mV from −270 to 1300 °C, junction at 0 °C (NIST ITS-90).
- Type R thermocouple table: mV vs °C (−50 to 1768.1 °C)mV from −50 to 1768.1 °C, junction at 0 °C (NIST ITS-90).
- Type S thermocouple table: mV vs °C (−50 to 1768.1 °C)mV from −50 to 1768.1 °C, junction at 0 °C (NIST ITS-90).
- Type B thermocouple table: mV vs °C (0 to 1820 °C)mV from 0 to 1820 °C, junction at 0 °C (NIST ITS-90).
- 4–20 mA table: current vs percentage of range (and 1–5 V)Percentage, mA and 1–5 V; NE 43 limits.
- Pressure conversion table: bar, psi, kPa, kgf/cm², mH₂O and mmHgbar, psi, kPa, kgf/cm², atm, mH₂O and mmHg.
- Steel pipe table ASME B36.10: outside diameter, wall and inside diameter (Sch 40 and 80)From 1/2" to 12", Sch 40 and 80, in mm.
- Typical pipe flow velocities: water, oil, compressed air and steamm/s ranges by service, for pre-sizing.
- ppm ↔ mg/m³ gas table: factors at 25, 20 and 0 °CFactors for 17 gases at 25, 20 and 0 °C.