M422 Datasheet | Heraeus Sensor Technology

Platinum Resistance Temperature Detector M 422 M series PRTDs are especially robust and are designed for large volume applications where long term stability, interchangeability and accuracy over a large temperature range are vital. Typical applications are Automotive, White Goods, HVAC, Energy Management, Medical and Industrial Equipment. Nominal Resistance R0 100 Ohm at 0°C Tolerance DIN EN 60751 1996-07 Class 1/3 B Class A Class B Class 1/3 B Class A Class B Class 1/3 B Class A Class B Tolerance DIN EN 60751 2009-05 F 0.1 F 0.15 F 0.3 F 0.1 F 0.15 F 0.3 F 0.1 F 0.15 F 0.3 Order Number Plastic Bag 32 208 500 32 208 498 32 208 392 32 208 502 32 208 501 32 208 414 32 208 537 32 208 503 32 208 499 Order Number Blister reel 32 208 522 32 208 521 32 208 520 32 208 525 32 208 524 32 208 523 32 208 527 32 208 526 500 Ohm at 0°C 1000 Ohm at 0°C The measuring point for the nominal resistance is defined at 8mm from the end of the sensor body. Specification Temperature range DIN EN 60751 (according to IEC 751) -70°C to +500°C (continuous operation) (temporary use to 550°C possible) Tolerance Class B: -70°C to +500°C Tolerance Class A: -50°C to +300°C Tolerance Class 1/3 B: 0°C to +150°C TC = 3850 ppm/K ; 3750 ppm/K available on request Pt clad Ni- wire Remend connection technology: Welding, Crimping and Brazing 10mm ±1mm max. R0-drift 0.04% after 1000 h at 500 °C at least 40g acceleration at 10 to 2000 Hz, depends on installation at least 100g acceleration with 8ms half sine wave, depends on installation unhoused for dry environments only > 100 M at 20°C; > 2 M at 500°C 0.3 K/m W at 0°C water current (v= 0.4m/s): air stream (v= 2m/s): 100: 0.3 to 1.0m A 500: 0.1 to 0.7m A 1000: 0.1 to 0.3m A (self heating has to be considered) Other tolerances, values of resistance and wire lengths are available on request. t0.5 = 0.07s t0.9 = 0.20s t0.5 = 3.2s t0.9 = 11s Temperature coefficient Leads Lead lengths (L) Longterm stability Vibration resistance Shock resistance Envir...