About Pressure Switches
Trafag’s electromechanical pressure switches, also known as pressostats, which can be operated maintenance-free for decades, even under harsh conditions.
Various versions with bellows, diaphragm and piston sensors cover a wide range of pressure ranges, media and load profiles for the most diverse applications.
Description of Trafag 901/902/906 Limi Pressostat
The Trafag 901/902/906 Limi Pressostat is a dependable pressure switch made to accurately and reliably monitor and regulate pressure in industrial settings. With corrosion-resistant materials and features that enable a variety of applications, it is designed to endure extreme conditions. In addition to its capacity to function steadily throughout a range of pressures, Limi Pressostat is renowned for its small, flexible, and space-saving design.
Main Features of Trafag 901/902/906 Limi Pressostat
- Rugged aluminium housing
- Protection IP 65
- Diverse mounting positions
Application of Trafag 901/902/906 Limi Pressostat
- Pressure control in pumping and processing systems is used in the oil and gas industry.
- The chemical industry makes sure that reactors and pipe systems have the right pressure.
- HVAC: For heating, ventilation, and air conditioning systems’ pressure regulation.
- Water treatment: To keep filtration or water distribution systems operating at a constant pressure.
- Applications for large vehicle hydraulic systems are found in the transportation sector.
- Industrial Machinery: As a part of automated devices that need to regulate pressure steadily.
Technical Data of Trafag 901/902/906
| Product code | 901/902/906 |
| Designation | Limi Pressostat |
| Product category | Mechanical pressure switches |
| Measuring principle | Bellow |
| Designation of application | Pressure limiter with external resetting |
| Applications | Engine manufacturing Hydraulics Machine tools Railways |
| Approval / conformity | EN60730-1/ EN60730-2-6: Typ 2.B.H |
| Repeatability | ± 1.0 % FS typ. |
| Output signal | 1 Floating change-over contact (SPDT) |
| Electrical connections | Screw terminal |
| Pressure connections | G1/4″ f, G1/2″ m |
| Media temperature | -40°C … +150°C |
| Ambient temperature | -25°C … +70°C |
Source: trafag.com
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