The E1H-. series is a mechanical single-stage pressure switch produced by Barksdale. The pressure switch has an accuracy of ±2.0% and can be used to measure vacuum pressures in the range of -0.28 to -0.9 bar and pressures in the range of 0.1 to 34 bar.
The C Barksdale E1H-... membrane‑piston pressure switch is designed for use in machine and tool building, dosing machines, plant engineering and sprinkler monitoring. The datasheet provides the full set of technical specifications, including pressure stages, electrical load limits and mechanical dimensions.
Key features include a repeatability of ±2 % at constant temperature, a maximum switching frequency of 20 cycles/min, IP65 protection, and a robust anodized aluminium housing. Various connection options and material choices are listed for customization to specific applications. This manual is written in German.
| Repeatability | ±2 % |
|---|---|
| Maximum switching frequency | 20 /min |
| Operating temperature range | -30 °C to +70 °C |
| Ingress protection rating | IP65 |
| Housing material | Aluminium, anodized |
| Weight | ≈0.7 kg |
| Maximum voltage | 28 V |
| Maximum current | 50 mA |
| Pressure range | -0.28 … -0.9 bar (vacuum) / 0.1 … 34 bar (pressure) |
The repeatability is ±2 % at constant temperature.
The switch can operate up to 20 cycles per minute.
It has an IP65 ingress protection rating.
It covers -0.28 to -0.9 bar in vacuum mode and 0.1 to 34 bar in pressure mode.