Description

The HONEYWELL SST-PB3-CLX is a high-performance communication interface module engineered by Honeywell for seamless integration between the HIMA safety instrumented systems and Rockwell Automation’s ControlLogix platform. As a critical component in hybrid control architectures, the HONEYWELL SST-PB3-CLX enables secure, real-time data exchange between safety-critical processes and standard automation systems, ensuring operational continuity and enhanced system visibility. This module is part of the ProSoft Technology SST (System Integration) series, now under Honeywell’s portfolio following its acquisition of key ProSoft assets, and is specifically designed to meet the rigorous demands of industrial environments requiring both functional safety and high-speed communication.

Deploying the HONEYWELL SST-PB3-CLX allows end users to maintain independent safety and control networks while enabling coordinated logic execution, alarm sharing, and centralized monitoring. It supports peer-to-peer communication via the ControlLogix backplane, utilizing the CIP (Common Industrial Protocol) over Ethernet, and ensures deterministic data transfer with minimal latency. The module is ideal for applications where SIL-rated safety systems must interoperate with enterprise-level control platforms without compromising integrity or response time. With its rugged design, comprehensive diagnostics, and support for hot-swapping in redundant configurations, the HONEYWELL SST-PB3-CLX stands as a reliable solution for mission-critical infrastructure across oil & gas, chemical processing, power generation, and other high-availability industries.

Technical Specifications

Product Model | HONEYWELL SST-PB3-CLX
Manufacturer | Honeywell (formerly ProSoft Technology)
Product Type | Communication Interface Module
Interface Type | ControlLogix Backplane (SLC/ControlLogix 5000)
Communication Protocol | CIP (Common Industrial Protocol), Modbus TCP
Data Transfer Rate | Up to 100 Mbps (Ethernet)
Network Interface | 1 x 10/100 Mbps RJ45 Ethernet port
Redundancy Support | Yes – supports dual-network configurations
Power Supply | Powered via ControlLogix chassis backplane (5V DC)
Operating Temperature | 0°C to 60°C (32°F to 140°F)
Storage Temperature | -40°C to 85°C (-40°F to 185°F)
Humidity Range | 5% to 95% RH, non-condensing
Installation | DIN rail or 1756 series chassis (1-slot requirement)
Compliance | CE, UL, CSA, FCC Part 15

Main Features and Advantages

The HONEYWELL SST-PB3-CLX delivers exceptional interoperability between HIMA safety PLCs and Rockwell ControlLogix controllers, eliminating data silos and enabling unified process visibility across safety and control domains. One of its standout capabilities is its ability to perform bidirectional data mapping, allowing safety system status, trip events, and diagnostic information to be shared with the control system for real-time decision-making and historical logging. This level of integration significantly reduces engineering effort and minimizes potential points of failure in complex automation environments.

High reliability is ensured through robust error-checking mechanisms, comprehensive LED status indicators, and built-in watchdog timers that monitor communication health. The HONEYWELL SST-PB3-CLX also supports online configuration and firmware updates without requiring system shutdown, minimizing unplanned downtime. Its compact form factor and single-slot design optimize chassis space utilization, making it ideal for installations with limited rack capacity. Furthermore, the module’s compatibility with Studio 5000 Logix Designer software streamlines configuration, enabling engineers to set up tag-based data exchange quickly and accurately. With its proven performance in hazardous and high-availability environments, the HONEYWELL SST-PB3-CLX represents a strategic investment in system scalability, safety compliance, and long-term operational efficiency.

Application Field

The HONEYWELL SST-PB3-CLX is widely deployed in industrial sectors where process safety and automation control must operate in concert without compromising system integrity. In oil and gas production facilities, it enables emergency shutdown (ESD) signals from HIMA safety systems to be instantly communicated to ControlLogix-based process controllers, triggering coordinated responses during overpressure, fire, or gas detection events. Similarly, in chemical and petrochemical plants, the module facilitates the integration of burner management systems (BMS) with distributed control systems (DCS), ensuring safe startup and shutdown sequences are synchronized with production operations.

In power generation, particularly in combined cycle and cogeneration plants, the module allows turbine protection systems (TPS) monitored by HIMA to interface directly with balance-of-plant (BOP) control systems based on ControlLogix, improving response times and reducing manual intervention. The HONEYWELL SST-PB3-CLX is also valuable in pharmaceutical and food & beverage industries, where regulatory compliance demands strict separation between safety and control networks while still requiring data transparency for audit and traceability purposes. By enabling secure, deterministic communication across disparate systems, the HONEYWELL SST-PB3-CLX supports the implementation of Industry 4.0 initiatives, predictive maintenance strategies, and centralized asset management platforms.

Related Products

HONEYWELL SST-PB4-CLX: Enhanced version with support for redundant Ethernet networks and increased data buffer capacity for high-speed applications.
HONEYWELL SST-PDPS-CLX: PROFIBUS DP Slave interface module for connecting ControlLogix to PROFIBUS field devices.
HONEYWELL SST-SX1-CLX: Serial communication module supporting Modbus RTU/ASCII for legacy device integration.
HIMA H51q: Safety PLC that commonly pairs with the HONEYWELL SST-PB3-CLX for SIL-3 rated applications.
Rockwell 1756-EN2T: Dual-port EtherNet/IP module used alongside the HONEYWELL SST-PB3-CLX for network expansion.
HONEYWELL SST-CR3001: Chassis router module for advanced network segmentation and security in ControlLogix systems.
ProSoft MVI56-PDPM: Legacy ProSoft module for DeviceNet integration, often used in similar hybrid architectures.