Datasheet

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particular properties to any products.
Heraeus Sensor Technology GmbH, Reinhard- Heraeus- Ring 23, 63801 Kleinostheim, Germany
Phone: [phone], Fax: [phone], E-Mail: [e-mail] Web: www.heraeus-sensor-technology.com
Name of document: 30910015 Index C
Status: 11/2011
Platinum Resistance Temperature Detector M 222
M-series PRTDs 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.
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 TCR = 3850 ppm/K
Leads Pt clad Ni- wire
Recommend connection technology:
Welding, Crimping and Brazing
Lead lengths (L) 10mm ±1mm
Long-term stability max. R
0
-drift 0.04% after 1000h 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 MΩ at 20°C; > 2 M Ω at 500°C
Self heating 0.4 K/mW at 0°C
Response time water current (v= 0.4m/s): t
0.5
= 0.05s
t
0.9
= 0.15s
air stream (v= 2m/s): t
0.5
= 3.0s
t
0.9
= 10.0s
Measuring current 100Ω: 0.3 to 1.0mA
500Ω: 0.1 to 0.7mA
1000Ω: 0.1 to 0.3mA
(self heating has to be considered)
Note Other tolerances, values of resistance and wire
lengths are available on request.
Nominal
Resistance R0
Tolerance
DIN EN 60751
1996-07
Tolerance
DIN EN 60751
2009-05
Order Number
Plastic Bag
100 Ohm at 0°C
Class 1/3 B
Class A
Class B
F 0.
1
F 0.15
F 0.3
32 208 5
51
32 208 550
32 208 548
500 Ohm at 0°C Class B F 0.3 32 208 706
1000 Ohm at 0°C
Class 1/3 B
Class A
Class B
F 0.
1
F 0.15
F 0.
3
32 208 707
32 208 572
32 208 571
The measuring point for the nominal resistance is defined at 8mm from the end of the sensor body.