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Railway technology Pressure and temperature monitoring solutions NN Pressure switches NN Pressure transmitters NN Thermostats

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Air-conditioning systems Pressure monitoring for cooling compressors, room temperature monitoring Brake systems Pneumatic and hydraulic brake systems, emergency brake systems Propulsion Monitoring of pressure and temperature in water or oil circuits of motors, gearboxes and in cooling circuits of current converters Lubrication systems Pressure monitoring for automatic lubrication systems Control and safety systems overload control, door-closing systems, fire extinguishing systems Pantographs Pneumatically actuated pantographs Diagnostic systems Mobile units for testing pressures on rail...

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Overview railway products Pressure transmitters NAR 8258 www.trafag.com/H72307 Very compact and robust. 1st choice for all applications with electrical connector M12x1 or Industrial standard. www.trafag.com/H72300 Very compact and robust. For applications where accuracy of 0.15% is required (e.g. braking systems). www.trafag.com/H72319 Very ro bust, wide range of process connections. 1st choice for all applications with electrical connector DIN EN 175301-803-A. www.trafag.com/H72337 Very versatile, frontal membrane and corrosion resistant materials available. 1st choice for absolute...

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EPR 8283 Railway Pressure Transmitter Features NN NN NN NN NN Dielectrical strength: 710 VDC, meets EN 50155 (Railways) Compact design Good temperature resistance Different accuracy classes Completely welded steel sensor system without additional seals Technical Data Measuring principle Thin film on steel Media temperature Measuring range Ambient temperature Output signal Approval / conformity EN 50155 (Railway) EN 45545-2 (Fire protection) 36–38 with male thread 48.5–50.5 with female cable length Data sheet Instructions

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Ordering information/type code 1) Customized pressure ranges upon request 2) Upon request 3) Only with pressure connection 17 (G1/4") 4) Max. allowable pressure range 60 bar at 120 bar overpressure 5) According to norm SAE J1926-3, max. 35 MPa 6) Cable length see accessories (max. length 50 m, in 5-meter sections) 7) IP68, max. 3 m, Media +10°C ... +35°C 8) Cable length max. 3 m, for pressure ranges < 16 bar 9) Not according to standard EN 45545-2 sensors ^[►controls

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EPR 8293 Railway Pressure Transmitter Features NN NN NN NN NN Dielectrical strength: 500 VAC, 50 Hz, meets EN 50155 (Railways) Compact design Good temperature resistance Different accuracy classes Completely welded steel sensor system without additional seals Technical Data Measuring principle Thin film on steel Media temperature Measuring range Ambient temperature Output signal Approval / conformity Cable clamping range 6...11mm Data sheet Instructions

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Burst pressure [bar] 100 100 100 200 200 300 300 500 500 1000 1000 1500 2000 Sensor Relative pressure, accuracy: 0.3 % Relative pressure, accuracy: 0.5 % Pressure G1/4" male (Seal) connection R1/4" male 2) 1/4" NPT male 3) 1/2" NPT male 3) Electrical Male electrical plug EN 175301-803-A (DiN43650-A), Mat. PA connection Male electrical plug EN 175301-803-A, Mat. PA, Extended vibration resistance Male electrical plug MiL-C 26482, 6-pole, metal 4) Output Signal output Load resistance I (supply) U (supply) 1) Extended overpressure as well as customized pressure ranges upon request 2)...

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Features ■ Measuring accuracy 0.3 % ■ Optional: Switching output 1 or 2 PNP transistors ■ Excellent long-term stability ■ Dielectrical strength: 710 VDc, meets EN 50155 (Railways) Parameterization of switching points The switching points, delay times and output functions can be parameterized via Smartphone app (Android). the SMI Sensor Master interface required for the parameterization as well as the Smartphone are not part of the delivery. the android App is available for free in the Google Play Store. ■ ordering No. SMi Sensor Master interface: F90170 ■ Data sheet SMi Sensor Master...

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Female electrical plug M12x1,5-pole 2) 33 Female electrical connector industrial standard (for electrical connection 01) Parameterisation according to customer specification for output signal PS, T1 (see table parameter) ZC Output signalAccessories 1) customized pressure ranges upon request 3) only with electrical connection 32 4) Max. allowable pressure range 60 bar at 120 bar overpressure 5) Max. allowable pressure range 160 bar at 500 bar overpressure 6) only for pressure connections 17, 30, 32 sensors ^[►controls

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Features ■ Smallest design ■ Accuracy classes 0.1%, 0.3% ■ Excellent temperature resistance ■ improved vibration resistance ■ completely welded steel sensor system without additional seals

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Measuring range 1) Pressure measurement range [bar] Pressure measurement range [psi] Sensor Relative pressure, accuracy: 0.3 % Pressure connection Output Signal output Load resistance I (supply) U (supply) Accessories Female electrical plug M12x1,5-pole, for electrical connections 32 and 35 33 Female electrical connector industrial standard 34 Meets EN 50155 (railways) dielectrical strength: 500 VAC, 50 Hz 5) 11 Pressure peak damping element 0 1.0 mm 6) 40 Pressure peak damping element 0 0.3 mm 6) 43 Pressure peak damping element 0 0.5 mm 6) 45...

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ECR 8478 Railway Pressure Transmitter Features NN NN NN NN Dielectrical strength: 710 VDC, meets EN 50155 (Railways) Measuring ranges from 100 mbar Relative or absolute pressure measurement Frontal membrane optional Technical Data Measuring principle Thick film on ceramic Media temperature Measuring range Ambient temperature Output signal Approval / conformity EN 50155 (Railway) EN 45545-2 (Fire protection) 36–38 with male thread 48.5–50.5 with female thread Data sheet Instructions 31-33 with male thread

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Measuring range 11 Pressure measurement range [bar] Pressure measurement range [psi] Sensor with temperature compensation without temperature compensation Pressure connection 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 < 10 bar or 150 psi sensors ^[►controls

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Railway vehicles
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