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 500 Ohm at 0°C 1000 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 Order Number Blister reel 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 32 208 522 32 208 521 32 208 520 32 208 525 32 208 524 32 208 523 32 208 527 32 208 526 The measuring point for the nominal resistance is defined at 8mm from the end of the sensor body. Specification DIN EN 60751 (according to IEC 751) Temperature range -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 Temperature coefficient TC = 3850 ppm/K ; 3750 ppm/K available on request Leads Pt clad Ni- wire Recommend connection technology: Welding, Crimping and Brazing Lead lengths (L) 10mm ±1mm Longterm stability max. R0-drift 0.04% after 1000 h at 500 °C Vibration resistance at least 40g acceleration at 10 to 2000 Hz, depends on installation Shock resistance at least 100g acceleration with 8ms half sine wave, depends on installation Environmental conditions unhoused for dry environments only Insulation resistance > 100 M at 20°C; > 2 M at 500°C Self heating 0.3 K/mW at 0°C Response time water current (v= 0.4m/s): air stream (v= 2m/s): t0.5 = 0.07s t0.9 = 0.20s t0.5 = 3.2s t0.9 = 11s Measuring current 100: 0.3 to 1.0mA 500: 0.1 to 0.7mA 1000: 0.1 to 0.3mA (self heating has to be considered) Note Other tolerances, values of resistance and wire lengths are available on request. We reserve the right to make alterations and technical data printed. All technical data serves as a guideline and does not guarantee particular properties to any products. Heraeus Sensor Technology USA 1901 Route 130 North Brunswick, NJ 08902 Phone 732-940-4400 Fax 732-940-4445 Email [email protected] http://heraeus-sensor-technology-us.com Name of document: 30910021 Index B Status: 06/2010