RAILWAY PRESSURETRANSMITTER Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Applications Features ■ Railways ■ Dielectrical strength: 600 VAC / 710 VDC, meets EN 50155 (Railways) ■ Measuring ranges from 100 mbar ■ Relative or absolute pressure measurement ■ Frontal membrane optional Subject to change Data sheet H72337f 02/2020 Trafag sensors & controls Industriestrasse 11 Tel. +41 44 922 32 32 www.trafag.com trcifciq sensors controls

8478. XX Measuring range 1) Sensor Pressure measurement range [bar] with temperature compensation without temperature compensation Relative pressure, Material pressure connection and housing: 1.4305 (AISI303) 3) 5) Relative pressure, Material pressure connection and housing: 1 .4404/1.4435 (AISI316L) 3) Relative pressure, Material pressure connection and housing: 1.4305 (AISI303) 4) 5) Absolute pressure, Material pressure connection and housing: 1.4305 (AISI303) 3) 5) Relative pressure, Material pressure connection and housing: 1 4404/1.4435 (AISI316L) 4) Absolute pressure, Material pressure...

11 Extended overpressure as well as customized pressure ranges upon request 2) Upon request 3) Max. 40 bar or 500 psi 4) > 1 bar 5) Only with pressure connection 17 (1.4305) 6) Only for pressure ranges < 25 bar or 400 psi 7) The order quantity must be a multiple of 50, only for electrical connections 05 and 35 8) Not for pressure connection 52 9) Only for sensors without temperature compensation Vacuum measuring ranges: Measuring ranges below 0 bar (e.g. -1 bar ... 0 bar) are available as special pressure ranges. Reversed calibration: A reversed calibration is also possible for measuring ranges...

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r Additional specifications railways 11 In Category 3 the 2010 versions' higher severity levels apply in each case 2) Chapter 5.1 Voltage supply 3) Male electrical plug EN 175301-803-A, cat. 2 trofaq sensors ^^controls

ECR 8478 Dimensions 36–38 with male thread 48.5–50.5 with female thread

31-32 with male thread Einschweissflansch für G3/4" Welding flange for G3/4” Frontmembran (1.4301) frontal membrane (1.4301) Bestell-Nr. C27805 Ordering No. C27805

Electrical connection r Additional information trofaq sensors ^^controls