| Attribute | Value |
|---|---|
| Brand | Trafag |
| Product | Pressure Transmitter |
| Model | Np40f |
| Type | 8244.81.2318 |
| Range | 0…40 bar / 0…4 MPa-g |
| Output | 4…20 mA |
| Supply Voltage | 10…34 V DC |
| Protection | IP65 |
| Country of Origin | Switzerland |
| Weight | 320 gm |
| Reference No. | 66498 |
Key Features of Trafag 8244.81.2318
High Accuracy
The model has accurate measurement ability, with good long-term stability. The sensor technology of Trafag ensures that pressure is accurately measured even in changing temperature conditions.
Robust Construction
The transmitter has a stainless steel casing, which is very corrosion-resistant and suitable for application in harsh industrial and marine environments. The hermetically sealed construction provides maximum protection against dust and moisture.
Wide Pressure Range
Compatible with a diverse array of pressure measurements, this transmitter accommodates numerous ranges to suit multiple applications—ranging from monitoring low-pressure to monitoring high-pressure systems.
Compact and Lightweight
Its space-saving design ensures easy integration even in very limited space installations. Without the limitations of size, it provides strong performance without compromise.
Output Signal Options
Trafag provides this unit with an industry-standard analog output signal—typically 4.20mA or 0.10V—to be compatible with a broad lineup of PLCs and control systems.
Temperature Compensation
The integrated temperature compensation mechanism guarantees precise readings under fluctuating ambient conditions, making it more reliable for outdoor or engine room mounting.
Technical Specifications
Model: Trafag 8244.81.2318
Pressure Range: Typically user-specified according to application (e.g., 0.10 bar, 0.250 bar)
Output Signal: 4.20mA (2-wire) or voltage-type variants
Power Supply: 9…33 VDC
Accuracy: ±0.5% FS (typical)
Operating Temperature: -25°C to +85°C
Material: Stainless Steel (Sensor & Housing)
Electrical Connection: DIN, M12, cable output (depends on model)
Protection Class: IP65 to IP67, depending on configuration
Applications
Hydraulic and Pneumatic Systems
Hydraulic equipment depends on the precise management of system pressure for operational efficiency and safety. The Trafag 8244.81.2318 offers secure feedback to regulate system pressure accurately.
Marine and Shipbuilding
With its strong construction and excellent environmental stress resistance, this transmitter is suited for use in marine environments, such as ballast tank measurement, engine performance measurement, and deck machinery.
Industrial Automation
In computerized production lines, precise pressure measurement is needed for process monitoring. This unit is easily compatible with PLCs and SCADA systems.
Energy and Power Plants
Utilized in steam lines, compressor measurement, and turbine systems, this transmitter ensures system integrity and safe operation.
OEM Equipment
For original equipment manufacturers, its small size and flexibility in layout make it an ideal selection for embedded system applications.
Advantages of Selecting Trafag
Swiss Precision Engineering: Trafag is well-known for high-performance sensor technologies manufactured and developed in Switzerland.
International Support Network: With offices in more than 40 countries, Trafag provides outstanding technical support and customer service.
Custom Configurations: Select from multiple pressure ranges, output types, and electrical connections to fit your application.
Durability in Harsh Environments: Established success in tough industrial and marine environments means your systems will be reliable and safe.











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