Product Overview

The ABB 266PSH series represents the pinnacle of modern pressure measurement technology, engineered for demanding industrial applications. This high-performance absolute pressure transmitter combines advanced silicon sensor technology with robust construction to deliver exceptional accuracy and reliability in harsh operating environments.

Technical Specifications

Model Code Breakdown

266PSHBSHB2B1V2E1L1B1C1H1

266PSH: Base model - Absolute Pressure Transmitter

B: Process connection - 1/2" NPT male

S: Pressure range selection

H: Housing material - 316L Stainless Steel

B2: Electronics housing - Standard aluminum

B1: Display option - Digital display

V2: Certification - ATEX/IECEx intrinsically safe

E1: Electrical connection - 1/2" NPT conduit

L1: Configuration - Standard factory calibration

B1: Special features - Basic configuration

C1: Customer specification - Standard

H1: Optional accessories - Standard documentation

Related Model Variants

Industry Applications

Advanced Features

Silicon Resonant Sensor Technology

The 266PSH utilizes ABB's proprietary silicon resonant sensor technology, which provides exceptional long-term stability and accuracy. This technology measures pressure by detecting frequency changes in a vibrating silicon beam, offering superior performance compared to traditional piezoresistive sensors.

HART Communication Protocol

Built-in HART communication enables remote configuration, diagnostics, and maintenance. Users can access real-time process variables, configure alarm settings, and perform comprehensive device diagnostics without interrupting the 4-20 mA control loop.

Advanced Diagnostics

Comprehensive self-diagnostics continuously monitor sensor health, electronics integrity, and communication status. Predictive maintenance capabilities help prevent unexpected failures and optimize maintenance schedules.

Installation & Configuration

Mounting Options

The transmitter supports various mounting configurations including direct mounting, remote mounting with capillary systems, and manifold integration. The robust 316L stainless steel construction ensures compatibility with corrosive process media.

Calibration & Commissioning

Factory calibration provides immediate deployment capability, while field recalibration options allow for process-specific optimization. The digital display and HART interface simplify commissioning and ongoing maintenance procedures.

Safety Certifications

ATEX and IECEx intrinsically safe certifications enable safe operation in hazardous areas. SIL 2 capability supports safety instrumented system applications with comprehensive functional safety documentation.