Absolute & Relative

Most applications depend on the exact reference behind the pressure value. Absolute and relative pressure devices measure against vacuum or ambient pressure, allowing you to capture process conditions with the reference that fits the task. This supports reliable monitoring in closed and open systems alike and helps you maintain precise control, stable operation, and dependable pressure data in industrial environments.
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Product Overview (24)

Pressure transmitter with ceramic membrane EPS1

Pressure transmitter for liquids and gases, 4...20 mA

Pressure transmitter with stainless steel membrane EPS2

Pressure transmitter for liquids and gases, covering 0...0.6 to 0...2000 bar relative pressure with stainless steel thin-film cell, < 1 ms response, 4...20 mA two-wire output and G 1/4 A connection.

Pressure transmitter / Pressure switch with data memory Precont PN4SC

Pressure transmitter and switch for industrial pressure monitoring from 0…50 mbar to 0…60 bar, with 0/4…20 mA or 0…10 V output, up to 4 PNP switching outputs, color display and data logger for over 500,000 values.

Pressure transmitter for industrial pressure monitoring Precont PU4SK

Pressure transmitter for industrial pressure monitoring in gases, vapors, liquids and dusts, with ranges from 250 mbar to 600 bar, 4…20 mA FSK, RS485 Modbus®-RTU, IO-Link® or 0...10 V output and IP69K/IP67 housing.

Ultracompact pressure transmitter for high-temperature processes Precont PK4

Ultracompact pressure transmitter for gases, vapors, liquids and dusts, with 0…10 to 0…600 bar ranges, 4…20 mA with FSK, metal measuring membrane, ingress protection (IP69K/IP67) and ATEX/IECEx option.

Pressure transmitter for hygienic process applications Precont PN4LM

Pressure transmitter for hygienic process applications, measuring 0…100 mbar to 0…25 bar with EHEDG-compliant flush diaphragm, 0/4…20 mA or 0…10 V output, up to 4 PNP switch outputs and data logger.

Pressure transmitter for high-pressure industrial applications Precont PN4SM

Pressure transmitter for industrial pressure measurement from 0…400 mbar to 0…1000 bar, with metallic diaphragm, 0/4…20 mA or 0…10 V output, up to 4 PNP switch outputs, color display and data logger.

Pressure switch for hygienic processes up to 25 bar Precont PS4LM

Pressure switch for hygienic pressure monitoring in gases, vapors, liquids and dusts, with -1…25 bar relative or 0…25 bar absolute ranges, -20…+150 °C process temperature, 2x PNP and optional 4…20 mA output via M12.

Pressure switch for hygienic and industrial applications Precont PS4SC

Pressure switch for hygienic and industrial pressure monitoring: absolute and relative pressure from 100 mbar to 60 bar, with LED display, 2x PNP switching outputs, optional 4…20 mA and ingress protection (IP65/IP67).

Pressure switch for industrial process monitoring Precont® PS4SK

Pressure switch for pressure monitoring in gases, vapors, liquids and dusts, covering 250 mbar to 600 bar with 2x PNP or 4…20 mA outputs, M12 connector and ingress protection (IP65/IP67).

Pressure switch for industrial pressure monitoring Precont PS4SM

Pressure switch for industrial pressure monitoring of gases, vapors, liquids and dusts, with 400 mbar to 1000 bar spans, 2x PNP outputs, optional 4…20 mA and ingress protection (IP65/IP67).

Pressure transmitter for hygienic and aseptic applications Precont PU4LM

Pressure transmitter for hygienic pressure measurement in gases, vapors, liquids and dusts, with ranges from 100 mbar to 25 bar, IP69K/IP67 protection and 4…20 mA FSK, RS485 Modbus®-RTU, IO-Link® or 0...10 V output.

Pressure transmitter for industrial process monitoring, up to 20 bar Precont PU4SC

Pressure transmitter for industrial pressure monitoring in gases, vapors, liquids and dusts, with ranges from 50 mbar to 20 bar, up to ±0.05% FSI accuracy, IP69K/IP67 protection and IO-Link, Modbus RTU, 4…20 mA FSK or 0...10 V outputs.

Pressure transmitter for industrial pressure monitoring, 0…100 bar Precont PU4SE

Pressure transmitter for industrial pressure monitoring in gases, vapors, liquids and dusts, with ranges from 0…1 to 0…100 bar, ≤ ±0.5%FSI accuracy, IP69K/IP67 housing and analog, RS485 Modbus®-RTU or IO-Link® outputs.

Pressure transmitter for industrial pressure monitoring up to 1000 bar Precont PU4SM

Pressure transmitter for industrial pressure monitoring in gases, vapors, liquids and dusts, with ranges from 400 mbar to 1000 bar, IP69K/IP67 protection and 4…20 mA FSK, RS485 Modbus®-RTU, IO-Link® or 0...10 V outputs.

Digital pressure sensor for gases and liquids up to 60 bar Precont S10

Digital pressure sensor for gases and liquids, measuring relative or absolute pressure up to 60 bar with 4–20 mA or 0–10 V output, 2 PNP switching outputs and bright 4-digit LED display.

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