Main features
- Measuring ranges from 100 mbar
- Relative or absolute pressure measurement
- Frontal membrane optional
- Dielectric strength: 750 VDC, meets EN 50155 (Railways)
Trafag’s ECR 8478 excels in railway applications involving corrosive media. With its ceramic membrane and EN 50155 railway compliance, it offers accurate relative or absolute pressure measurement across a wide range in harsh railway environments.
Technical Data
| Product code | 8478 |
|---|---|
| Name | ECR |
| Designation | Railway Pressure Transmitter |
| Product category | Pressure transmitters |
| Measuring range | 0 ... 0.1 to 0 ... 60 bar 0 ... 1.5 to 0 ... 1000 psi |
| Measuring principle | Thick-film-on-ceramic |
| Approval / conformity | EN 50155 (Railway) EN 45545-2 (Fire protection) |
| Accuracy @ 25°C typ. | ± 0.3 % FS typ. (± 0.5 % FS typ., ± 1 % FS typ.) |
| Output signal | 4 ... 20 mA |
| Electrical connections | EN175301-803-A (DIN43650-A); M12x1; Packard Metri Pack |
| Pressure connections | G1/4 m; |
| Media temperature | -25°C ... +125°C |
| Ambient temperature | -25°C ... +125°C |
| Output signal | 4 … 20 mA |
| Special features | FlushHigh corrosion resistance |
Downloads Go to file downloads
Datasheet:
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H72337p CN 8478 ECR Railway Pressure Transmittercn
pdf 755KB
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H72337p DE 8478 ECR Railway Pressure Transmitterde
pdf 676.1KB
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H72337p EN 8478 ECR Railway Pressure Transmitteren
pdf 675KB
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H72337p ES 8478 ECR Railway Pressure Transmitteres
pdf 676.1KB
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H72337p FR 8478 ECR Railway Pressure Transmitterfr
pdf 676.2KB
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H72337p IT 8478 ECR Railway Pressure Transmitterit
pdf 675.4KB
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H72337p JP 8478 ECR Railway Pressure Transmitterjp
pdf 768.8KB
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H72337p PL 8478 ECR Railway Pressure Transmitterpl
pdf 677.4KB
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H72337p PT 8478 ECR Railway Pressure Transmitterpt
pdf 676.6KB
Manual:
Certificates:
STEP files and software:
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847X.XX.X7.17.35en
STEP 337.2KB
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847X.XX.X7.17.51en
STEP 851.3KB
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847X.XX.X9.42.35en
STEP 378.8KB
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847X.XX.X9.42.51en
STEP 893.3KB
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847X.XX.XX.17.05en
STEP 1.7MB
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847X.XX.XX.17.35en
STEP 410.5KB
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847X.XX.XX.17.51en
STEP 926KB
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