DISPLAY PRESSURE SWITCH DPS 8381

Product catalog summary

Overview: The DPS 8381 is a versatile pressure switch and transmitter with a display, designed by Trafag, a Swiss company known for high-quality sensors. It is suitable for various industrial applications, including machine tools, hydraulics, and process technology.

Applications: The device can be parameterized via an NFC-smartphone app, and both the display and electrical connection are rotatable. It offers switchable analogue outputs (mA or V) and includes an integrated datalogger.

Technical Specifications:

Measuring Principle: Thin-film-on-steel
Accuracy: ±0.5% FS at 25°C
Measuring Range: Adjustable from 0 ... 2.5 to 0 ... 600 bar (0 ... 30 to 0 ... 7500 psi)
Temperature Range: Media and ambient temperature from -25°C to +85°C
Output Signal: 4 ... 20 mA, 0 ... 5 VDC, 1 ... 6 VDC, 0 ... 10 VDC
Switching Output: 2 transistors PNP
Logger: Ring buffer with 3518 data points

Ordering Information: The product type code includes various configurations for pressure range, pressure connection, electrical connection, and output signal. Custom pressure ranges and overpressure options are available upon request.

Parameters: The device allows for customization of switch points, reset points, delay times, and output functions. It supports various pressure units and display modes.

Specifications:

Electrical Data: Supply voltage options and power-on delay time are specified, with integrated protection features.
Environmental Conditions: The device is IP67 rated, with high resistance to vibration and shock.
Mechanical Data: The sensor and pressure connection are made from AISI630, with a zinc-based die-casting alloy housing.

Display and Output: The device features a 4-digit 7-segment display, with options for display rotation and various display modes. The analogue output is switchable, with specified accuracy and stability parameters.

Dimensions and Connections: Detailed dimensions and connection configurations are provided, including options for electrical connections and pressure peak damping elements.

Additional Information: Further documentation and instructions are available on the Trafag website.

Catalog excerpts

Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The DPS 8381 is the ideal combination of pressure switch and transmitter with a pressure display. The parameters are set on the device or in a timesaving way via an NFC - smartphone App. The settings in combination with a comprehensive set of options make the DPS 8381 suitable for a wide range of demanding applications. Applications ■ Machine tools ■ Hydraulics ■ Process technology ■ Industrial applications Features ■ Parameterization also via NFC-smartphone App (Android) ■ Display and electrical connection are independently rotatable 3357343° ■ Analogue output switchable mA or V ■ Integrated datalogger ■ Measuring range adjustable Subject to change Data sheet H72321 k 04/2020 trcifciq sensors controls Trafag sensors & controls Industriestrasse 11 Tel. +41 44 922 32 32 www.trafag.com

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Relative pressure, accuracy: 0.5 % XX XX XX Sensor Pressure connection 25 Electrical connection Output signal Male electrical connector M12x1,4-pole, Mat. PA (Accessories P3, P4) 32 Male electrical connector M12x1,5-pole, Mat. PA (Accessories P1, P2) 35 Switching output PNP, current output 4 ... 20 mA, switchable to 0 ... 10 VDC; output detail see accessories P1, P2, P3 PA Switching output PNP, voltage output 1 ... 6 VDC; output detail see accessories P1, P2, P3 PU Switching output PNP, voltage output 0 ... 10 VDC; output detail see accessories P1, P2, P3 PV Switching output PNP, voltage output...

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trofaq sensors ^^controls

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Name Standard setting Value range Short Customer adjust- (accessory ZS) name ment (accessory ZC) Switch point SP1 (hysteresis mode) 75 % Measuring SP1 > RP1 SP1 Upper switch point FH1 (window mode) range FH1 > FL1 Hysteresis > 1 % FS Reset point RP1 (hysteresis mode) 25 % Measuring RP1 < SP1 RP1 Lower switch point FL1 (window mode) range FL1 < FH1 Hysteresis > 1 % FS Switch point SP2 (hysteresis mode) 75 % Measuring SP2 > RP2 SP2 Upper switch point FH2 (window mode) range FH2 > FL2 Hysteresis > 1 % FS Reset point RP2 (hysteresis mode) 25 % Measuring RP2 < SP2 RP2 Lower switch point FL2 (window...

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Output / supply voltage Housing alignment Display 335° rotatable, max. 2.5 Nm Electrical connection 343° rotatable, max. 5 Nm trofaq sensors ^^controls

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