Description: NAR 8258 ( Trafag
)
Trafag NAR 8258 Railway Pressure Switch
Product Name: Trafag NAR 8258 Railway Pressure Switch
Product Brand: Trafag
Product Code: NAR 8258
Product Artikel: Trafag NAR 8258 Railway Pressure Switch
Applications Railways Category Railways Accuracy @ 25°C typ. ± 0.3 % FS typ. Measuring principle Thin-film-on-steel Approval / conformity EN 50155 (Railway) EN 45545-2 (Fire protection) EN 61373 (Shock, vibration) EN 50121-3-2 (EMC) Vibration 14.4 g RMS (10...500 Hz) (EN60068-2-64) 15 g RMS (20...2000 Hz) (EN60068-2-64) 25 g sin (80...2000 Hz), 1 oct./min, (1x @ 25°C) (EN60068-2-6) NLH @ 25°C (BSL) typ. ± 0.2 % FS typ. Pressure connections G1/4Inch m; G1/4Inch m (Manometer); 1/4InchNPT m; 7/16Inch-20UNF m, SAE4 (J1926); R1/4Inch m, DIN2999; M10x1 m, DIN EN ISO 6149-2; M12x1.5 m, DIN EN ISO 9974-2 Media temperature –40°C ... +85°C Shock 100 g / 6 ms Male electrical plug M12x1 (EN60068-2-27) 3) Electrical connections Industrial standard, contact distance 9.4 mm; M12x1; cable IP67, IP68 Long term stability 1 year typ. < ± 0.1 % FS typ. Ambient temperature EN 50155: OT6 (–40°C ... +85°C) Protection IP65, IP67, IP68 Output signal 4 ... 20 mA, Switching output: 1 or 2 PNP transistors TEB typ. @ -25 ... +85°C ± 1.0 % FS typ. Measuring range 0 ... 6 to 0 ... 600 bar 0 ... 100 to 0 ... 7500 psi
