Honeywell 05701-A-0326 Digital Output Module

Product Description

The Honeywell 05701-A-0326 is a high-performance, high-density digital output module designed for Honeywell's Series 5700 industrial control system platform, optimized for large-scale process control and safety instrumented system (SIS) applications requiring expanded output channel capacity and enhanced fault tolerance. Built with rugged industrial-grade components, reinforced galvanic isolation, and advanced protection circuitry, this module delivers reliable operation in harsh environmental conditions (temperature fluctuations, vibration, electrical noise, humidity) typical of oil & gas, chemical, petrochemical, and power generation facilities. Its compact rack-mount design integrates seamlessly with Honeywell 5700 series chassis, while modular construction enables scalable system expansion and hot-swappable maintenance (where supported). The 05701-A-0326 provides fail-safe digital output capabilities with comprehensive diagnostic features, making it a core component for driving large arrays of critical actuators, valves, and safety interlocks in distributed control systems (DCS) and safety instrumented systems (SIS).

Key Functions

The primary function of the Honeywell 05701-A-0326 module is to convert digital control signals from Honeywell Series 5700 control systems into fail-safe electrical output signals to drive a high density of critical field devices (solenoid valves, contactors, relays, alarm annunciators) in large-scale industrial process control and safety applications. It features 32 independent digital output channels configured as 24 V DC sink/source outputs with optically isolated signal conditioning, each channel providing overcurrent, short-circuit, and reverse polarity protection to withstand harsh electrical environments. The module supports fail-safe operation (de-energized to safe state) in the event of power loss, module fault, or communication interruption, ensuring compliance with safety requirements for large-scale interlock functions. It includes advanced built-in diagnostics to detect output faults (open circuits, short circuits, overcurrent conditions), module malfunctions, and power supply issues, with diagnostic data communicated to the Honeywell control system for alarm reporting and predictive maintenance. Additionally, the 05701-A-0326 offers deterministic output response times (≤1 ms), compliance with global industrial safety and EMC standards, and configurable output delay times to prevent false actuation of critical equipment while maintaining fast response to safety commands across all 32 channels.

Application Scenarios

The Honeywell 05701-A-0326 digital output module is primarily deployed in large-scale process control and safety applications across oil & gas, chemical, petrochemical, and power generation sectors. In large oil refineries and petrochemical complexes, it drives a high density of solenoid valves for emergency shutdown (ESD) systems, control valves for multi-unit distillation processes, and alarm annunciators for plant-wide process fault detection within Honeywell 5700 DCS/SIS systems. For large-scale chemical manufacturing facilities with multiple production lines, it actuates safety interlock relays, reactor trip valves, and emergency ventilation fans across entire process areas to maintain plant-wide safety and prevent catastrophic events. In base load thermal and nuclear power generation plants, it triggers turbine emergency trip systems, boiler safety relief valve actuators, and generator cooling system controls for multi-unit power generation facilities, ensuring grid stability and equipment protection. The module is also essential for large offshore production platforms and FPSOs (Floating Production Storage and Offloading units), where it drives fire & gas system alarm sirens, emergency shutdown valves, and blowdown system actuators across extensive platform areas in hazardous Zone 1/2 environments. Additionally, it is used in municipal water and wastewater treatment plants for controlling pump station motors and valve actuators across large treatment facilities, in pharmaceutical manufacturing for safety interlock actuation across multiple sterile production lines, and in food & beverage processing plants for controlling emergency shutdown systems across large-scale production and packaging facilities.

Technical Specifications

Contact Information

• Sales Manager: KI MI
• WeChat: 18059884790
• WHATSAPP: +86 18059884790 (Click to add)
• Email: plc66@qq.com

Core Advantages

• 121 shared inventories worldwide, with direct procurement from overseas warehouses.
• Provide favorable prices and professional after-sales warranty services.
• All products are brand new and original; spare parts come with a one-year warranty and have been tested and certified.
• For orders of more than one product, contact us to get an exclusive discount.
• If other suppliers offer lower prices for the same products, we are willing to provide further discounts based on your budget.

Customer Distribution

Our customers are from: United States, Germany, Japan, South Korea, United Kingdom, France, Italy, Canada, Brazil, India, Australia, Russia, Spain, Netherlands, Switzerland, Sweden, Belgium, Austria, and Turkey.

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