Honeywell TK-ODD321 Experion LS Discrete Output Modules

The Honeywell TK-ODD321 Discrete Output Module is an essential part of the Honeywell Experion LS Distributed Control System (DCS), providing robust digital output capability for controlling field devices in industrial automation environments. This module is specifically engineered to manage ON/OFF control signals to actuators, solenoids, relays, motor starters, and other discrete output devices.

Designed for seamless integration with the Experion LS system architecture, the TK-ODD321 ensures reliable, high-speed switching performance, built-in diagnostics, and protection features to support continuous, safe operation in mission-critical applications. Its modular form factor, diagnostic capabilities, and compatibility with various industrial standards make it ideal for use in diverse industrial sectors.

Key Features

• 16-Channel Discrete Output Module: Provides 16 isolated digital outputs for efficient control of field devices

• Fast Switching Capability: Supports rapid ON/OFF operations for high-speed process requirements

• Integrated Diagnostics: Real-time monitoring of output channels and module health for early fault detection

• Industrial-Grade Isolation: Electrical isolation between outputs and system to prevent cross-interference and protect equipment

• Compact, Modular Design: Space-saving module facilitates easy installation, maintenance, and system expansion

• Seamless Experion LS Integration: Fully compatible with Honeywell Experion LS control system architecture

• High Reliability: Designed for continuous operation in demanding industrial environments

• Fail-Safe Functionality: Configurable fail-safe states ensure safe response during system faults or shutdowns

Technical Specifications

Product Advantages

• High-Density Output Capability: 16 output channels allow centralized control of multiple field devices

• Real-Time Control and Diagnostics: Fast output response with continuous monitoring enhances process reliability

• Electrical Isolation: Protects system electronics from electrical faults and reduces the risk of cross-channel interference

• Flexible Output Configuration: Supports both sourcing and sinking output configurations for application versatility

• Compact and Modular Design: Saves valuable panel space and simplifies system expansion or replacement activities

• Rugged Industrial Construction: Withstands harsh industrial conditions including temperature variations and electrical noise

• Fail-Safe Design Options: Ensures process safety by configuring outputs to a safe state during system faults or power loss

• Optimized for Experion LS: Ensures reliable communication, control, and integration with Honeywell’s DCS environment

Industry Applications

The Honeywell TK-ODD321 Discrete Output Module is designed for industries requiring dependable digital output control of field equipment, including:

• Oil & Gas Production and Refining

• Chemical and Petrochemical Processing

• Power Generation and Utilities

• Water and Wastewater Treatment Plants

• Pharmaceutical and Life Sciences Manufacturing

• Food & Beverage Processing

• General Industrial Automation and Discrete Manufacturing

Typical field devices controlled by the module include:

• Solenoid valves

• Relays and contactors

• Motor starters

• Indicator lights and alarms

• Safety interlocks

Frequently Asked Questions (FAQ)

Q1: What is the main purpose of the TK-ODD321 module?

It provides discrete digital outputs to control field devices such as actuators, solenoids, and relays within Experion LS systems.

Q2: How many output channels are available on the TK-ODD321?

The module features 16 independent, isolated output channels.

Q3: What type of output signals does the module support?

The TK-ODD321 supports 24V DC sourcing or sinking output signals, depending on system configuration.

Q4: Is the module suitable for controlling high-speed devices?

Yes, the module supports switching frequencies up to 10 Hz for standard discrete control applications.

Q5: Does the module offer output protection or diagnostics?

Yes, it includes diagnostics for monitoring output status, detecting open circuits, and monitoring module health.

Q6: Can the TK-ODD321 be installed in harsh environments?

Yes, it is built with industrial-grade materials and designed to withstand challenging environments within its operating temperature range.

Q7: How is the module powered?

Power is supplied via the Experion LS system backplane; no external power supply is required for the module itself.

Q8: Is the module isolated from the rest of the system?

Yes, galvanic isolation protects the system and prevents signal interference between outputs.

Q9: What happens to the outputs during a system fault?

The module offers configurable fail-safe states, ensuring outputs revert to a safe condition during faults or system shutdown.

Q10: Is the TK-ODD321 compatible with older Honeywell control systems?

It is designed specifically for the Experion LS platform; compatibility with other Honeywell systems should be verified on a case-by-case basis.