EPR 8293

Railway Pressure Transmitter

The EPR pressure transmitter was specifically designed for the high demand of the railway industry and offers reliable and accurate pressure measurement over a wide temperature range. Its excellent long-term stability is based on the leading thin-film-on-steel sensor technology from Trafag.

Features

  • 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
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Technical Data

Applications

Railways

Category

Pressure transmitters

Accuracy @ 25°C typ.

± 0.5 % FS typ.
± 0.3 % FS typ.

Dielectric strength

500 VAC, 50 Hz

Measuring principle

Thin film on steel

Approval / conformity

EN 50155 (Railways)

Vibration

Electrical connection 04/02:
10 g (20...2000 Hz)/5 g RMS
Electrical connection 05:
15 g (20...2000 Hz)

NLH @ 25°C (BSL) typ.

± 0.2 % FS typ.
± 0.1 % FS typ.

Pressure connections

G1/4" m, R1/4" m, 1/4"NPT m, 1/2"NPT m

Media temperature

-40°C ... +125°C

Shock

50 g / 11 ms

Electrical connections

EN175301-803-A (DIN43650-A)

Long term stability 1 year typ.

± 0.2 % FS typ.
± 0.2 % FS typ.

Ambient temperature

-40°C ... +125°C

Protection

IP65, IP67

Output signal

4 ... 20 mA

TEB typ. @ -25 ... +85°C

± 2.0 % FS typ.
± 0.5 % FS typ.

Measuring range

0 ... 2.5 to 0 ... 600 bar