E&H PTP33B pressure switch

Endress+Hauser Ceraphant PTP33B Pressure Switch: Complete Technical Datasheet for Hygienic Applications

Intelligent Pressure Monitoring with the Ceraphant PTP33B Series

The Endress+Hauser Ceraphant PTP33B pressure switch delivers reliable absolute and gauge pressure monitoring in a compact, cost-effective package specifically engineered for hygienic applications. Built with a fully welded metal diaphragm sensor, this intelligent pressure switch provides safe measurement of gases, vapors, liquids and dust in the food, beverage and pharmaceutical industries.

The E&H PTP33B pressure switch combines integrated switching electronics with optional IO-Link communication, enabling decentralized process monitoring while maintaining stringent sanitary requirements. Its stainless steel 316L construction ensures long-term stability and exceptional overload resistance, even under harsh washdown conditions.

Core Technical Specifications

The Ceraphant PTP33B pressure switch is a price-attractive solution with metal diaphragm for safe measurement and monitoring of absolute and gauge pressure. Its compact design delivers exceptional stability and overload resistance for demanding hygienic environments-.

Model Code Breakdown: PTP33B-AABE1HGBWSJ

Endress+Hauser utilizes a structured ordering code system to precisely define each Ceraphant PTP33B pressure switch configuration. The following breakdown explains the detailed configuration of PTP33B-AABE1HGBWSJ:

This configuration delivers a non-hazardous area approved pressure switch featuring a hygienic process connection compatible with Tri Clamp, DIN11851, SMS or Varivent fittings, a single PNP switch output, ISO4400 M16 electrical connection, integrated digital display with LED indicators, and comprehensive hygienic certifications including 3-A, EHEDG and FDA compliance.

Additional Ceraphant PTP33B pressure switch configurations available in the market include:

PTP33B-AA7M1PGBWSJ — Gauge pressure, 0–10 bar range, G1 thread process connection, 4-20 mA analog output with PNP and IO-Link, M12 plug connection, IP65/IP67 protection-

PTP33B-AA8M1PGF3CJ — PNP-switching pressure sensor with 1-1/2in sanitary tri-clamp process connection, M12 plug connection, ideal for liquids, gases and dusts-

PTP33B-CA7M1PGF3CJ — 0–150 psig range, 4-20 mA analog output with PNP switch and IO-Link, 1-1/2in sanitary tri-clamp connection-38

PTP33B-CA8M1HGF3CJ — 0–15 psig range, dual PNP switch outputs (N.O./N.C. selectable) with IO-Link, 1-1/2in sanitary tri-clamp process connection-

PTP33B-AA8M1FGBWSJ — Electronic pressure sensor with display and IO-Link interface, metallic measurement membrane for relative pressure up to 40 bar-30

Hygienic Compliance and Certifications

The stainless steel housing of the PTP33B pressure switch is 3-A and EHEDG approved, making it suitable for direct food contact applications-. Key hygienic approvals include:

3-A Sanitary Standards — Compliance with dairy and food processing equipment standards

EHEDG (European Hygienic Engineering & Design Group) — Certified for hygienic design

FDA Conformity — Materials compliant with FDA regulations for food contact

EG1935/2004 — European Union regulation for materials intended to contact food

The device is suitable for CIP (Clean-in-Place) and SIP (Sterilization-in-Place) cleaning procedures, with a flush welded hygienic measuring cell that eliminates dead zones where bacteria could accumulate–5.

Output Configurations and Communication

The Ceraphant PTP33B series offers flexible output configurations to accommodate various industrial automation architectures:

The optional IO-Link capability reduces costs and complexity by enabling easy configuration and flexible integration into all fieldbus systems-5. IO-Link allows remote parameterization, real-time access to process values and diagnostic data, simplified device replacement with automatic parameter download, and supports Industry 4.0 digital transformation initiatives.

Application Fields

The E&H PTP33B pressure switch is ideally suited for the following hygienic applications:

The compact pressure transducer is suitable for monitoring absolute and gauge pressures in gases, vapors, liquids and dusts, with process connections available in both hygienic and threaded configurations-5.

Key Benefits

Fully Welded Construction

The Ceraphant PTP33B features fully welded process connections and a flush welded hygienic measuring cell, eliminating leak paths and maximizing process safety-30.

Extreme Overload Resistance

With a maximum overpressure limit of 160 bar (2,320 psi), the device withstands severe pressure spikes without damage-1.

Built-in Intelligence

Integrated switching electronics enable decentralized process monitoring and control without requiring external control cabinets. LED indicators and digital display provide on-site function checks and status information-5.

Superior Materials

High-quality 316L stainless steel construction ensures excellent corrosion resistance and compatibility with aggressive cleaning agents, allowing the device to withstand harsh conditions in hygienic areas-30.

Extended Warranty

Fundamental selection instruments feature an extended 5-year warranty, demonstrating confidence in long-term reliability and performance-19.

Installation Considerations

The compact design of the PTP33B pressure switch allows time-saving installation even in space-constrained applications. Key installation features include:

Compact pressure transducer form factor for tight spaces

Multiple hygienic process connection options including Tri Clamp (1-1/2in), DIN11851, SMS, and Varivent

Rotatable housing for optimal display readability in any orientation

IP65/IP67 or IP66/IP67 ingress protection ratings for washdown environments

For complete technical documentation including dimensional drawings, installation manuals, and certificate downloads, the TI01246P Technical Information document provides comprehensive engineering specifications.

Why Choose the Endress+Hauser Ceraphant PTP33B?

The E&H PTP33B pressure switch delivers the optimal balance of affordability, hygienic compliance, and industrial performance. Unlike general-purpose pressure switches that require adaptation for sanitary service, the Ceraphant PTP33B is purpose-built with fully welded metal diaphragm sensors, 3-A and EHEDG certifications, and materials that withstand the rigors of food and pharmaceutical processing.

For applications requiring ceramic sensor technology, the Ceraphant PTC31B offers an oil-free ceramic diaphragm alternative. For basic pressure switching without hygienic requirements, the Ceraphant PTP31B provides a cost-effective solution for industrial environments.

Technical Documentation and Support

Complete technical documentation for the Ceraphant PTP33B series is available through the Endress+Hauser documentation portal:

For model-specific support for configurations including PTP33B-AABE1HGBWSJ, PTP33B-AA7M1PGBWSJ, PTP33B-AA8M1PGF3CJ, and other variants, contact your local Endress+Hauser sales representative or authorized distributor.