Temperature Measurement Probe Assemblies B57276 K 276 Applications ø12,4 max. Washing machines Dish washers Tumble-dryers Water boilers 13,1 12,2 14.9 ● ● ● ● ø9,8+0,2 Features 30,5 _0,5 ● Suitable for use in corrosive environments ● Compact stainless steel case ● FASTON 5 plug terminals 11 14±0,5 10 2,8±0,2 0,4 (DIN 46 244/4,8 × 0,8) Ris > 1000 MΩ (V = 100 V dc) Vis = 3750 V dc (t = 1 s) ● Cost-effective ready-to-use sensor Options 2+0,2 Alternative resistance ratings, rated temperatures and resistance tolerances available on request Climatic category (IEC 68-1) Max. power at 25 °C Resistance tolerance Rated temperature B value tolerance Dissipation factor (in water) Thermal time constant Heat capacity P25 ∆R/RN TN ∆B/B δth τa Cth Type R80 R25 K 276/12 k/A27 Ω 1704 Ω 11982 74 No. of R/T characteristic 2901 TNT0297-1 Dimensions in mm Approx. weight 10 g 10/100/56 500 ±2% 80 ± 1,5 % approx. 20 approx. 15 approx. 100 mW °C mW/K s mJ/K B25/100 Ordering code K 3760 B57276-K123-A27 Siemens Matsushita Components B57276 K 276 Reliability data Remarks <2% No visible damage <1% No visible damage Standard Storage in dry heat IEC 60068-2-2 Storage in damp heat, steady state IEC 60068-2-3 Storage at upper category temperature T: 100 °C t: 1000 h Temperature of air: 40 °C Relative humidity of air: 93 % Duration: 56 days Rapid temperature cycling IEC 60068-2-14 Lower test temperature: – 10 °C Upper test temperature: 100 °C < 1 % Number of cycles: 10 No visible damage Endurance Pmax: 500 mW Duration: 1000 h <2% No visible damage Long-term stability (empirical value) Temperature: 100 °C Duration: 10 000 h <3% No visible damage Pull-out force (both connectors together) F = 50 N — No visible damage Robustness of terminations DIN 46 249 Siemens Matsushita Components Test conditions ∆R25/R25 (typical) Test 75