HONEYWELL 8C-TDOD61 Digital Output Interface Module – Experion PKS C300 Series
When a digital output interface module fails in a live process control environment, the consequences are immediate and severe: field devices lose their command signals, actuators freeze in last-known positions, and operators are left flying blind in a system that demands millisecond-level response. Unplanned downtime in DCS-controlled facilities — whether in refining, power generation, or chemical processing — can cost tens of thousands of dollars per hour. The HONEYWELL 8C-TDOD61 (Part No. 51306973-175) is the precision-engineered solution that keeps those critical output channels alive, reliable, and fully integrated with your Experion PKS control architecture.
The 8C-TDOD61 occupies a well-defined technical niche within Honeywell’s Experion PKS C300 Controller ecosystem. As a dedicated Digital Output (DO) Interface Module, it serves as the hardwired bridge between the C300 controller’s logic and the field-level discrete devices — solenoid valves, motor starters, relay coils, and alarm annunciators — that execute process commands. Its 8-channel architecture and robust I/O termination design make it a standard-bearer for DO functionality across Honeywell’s widely deployed Series C I/O platform, which remains one of the most installed DCS I/O families in global heavy industry.
Technical Specifications
- Part Number: 8C-TDOD61
- Honeywell Reference: 51306973-175
- Module Type: Digital Output (DO) Interface Module
- Compatible Platform: Honeywell Experion PKS — Series C I/O (C300 Controller)
- I/O Channels: 8-channel digital output
- Form Factor: Series C I/O module, DIN-rail / I/O chassis mount
- Communication: FTE (Fault Tolerant Ethernet) backbone via C300 controller
- Operating Environment: Industrial-grade; designed for continuous 24/7 operation
- Certifications: Compliant with Honeywell Experion PKS system qualification standards
- Weight: 500 g (approx.)
Note: Detailed electrical specifications (voltage range, output current, isolation) should be confirmed against the official Honeywell 8C-TDOD61 datasheet or your system engineering documentation.
Key Features & Benefits
- Seamless Experion PKS Integration: Designed exclusively for the C300 Series C I/O platform — no custom configuration or third-party adapters required.
- 8-Channel DO Density: Maximizes cabinet space efficiency while providing dedicated output channels for discrete field devices.
- Hot-Swap Capable Architecture: Series C I/O modules support live replacement in redundant configurations, minimizing maintenance windows.
- Deterministic Output Control: Delivers reliable, low-latency command execution critical for safety-related and time-sensitive process actions.
- Robust Industrial Construction: Built to withstand the vibration, temperature cycling, and EMI environments typical of heavy industrial facilities.
- Long Product Lifecycle Support: Part of Honeywell’s sustained Series C I/O portfolio, ensuring long-term spare parts availability for installed base protection.
Industry & Equipment Applications
- Oil & Gas: Upstream wellhead control, midstream pipeline valve actuation, downstream refinery unit operations
- Petrochemical & Chemical Processing: Reactor interlock systems, feed/product valve sequencing, emergency shutdown (ESD) output channels
- Power Generation: Turbine auxiliary control, boiler management system (BMS) discrete outputs, switchgear control
- Pulp & Paper / Mining: Conveyor motor starter control, pump sequencing, process isolation valve actuation
- Pharmaceutical & Food & Beverage: CIP/SIP valve control, batch process sequencing in Experion PKS-managed facilities
System Integration & Compatible Parts
The 8C-TDOD61 operates within the Honeywell Experion PKS Series C I/O subsystem. Typical companion components include:
- C300 Controller: 51309288-175 / CC-PCNT01 — the host controller for Series C I/O modules
- Series C I/O Link Interface Module (IOLIM): Connects I/O chassis to the C300 controller over FTE
- I/O Chassis / Carrier: Series C I/O mounting chassis (8-slot or 16-slot configurations)
- Digital Input Counterpart: 8C-TDID61 (51306973-150) — 8-channel Digital Input Interface Module
- Analog I/O Modules: 8C-TAOX11 (AO), 8C-TAIX11 (AI) for mixed I/O applications
- Field Termination Assembly (FTA): Appropriate DO FTA for field wiring termination
Contact our technical team to verify compatibility with your specific Experion PKS revision and I/O chassis configuration.
Our Quality Assurance Process
- Source Verification: All modules are sourced from authorized channels, certified distributors, or decommissioned OEM-maintained systems with documented provenance.
- Visual & Physical Inspection: Each unit is inspected for board integrity, connector condition, label authenticity, and absence of counterfeit indicators.
- Functional Pre-Check: Where applicable, modules undergo power-on and communication verification prior to shipment.
- Secure Packaging: ESD-safe packaging with moisture barrier and shock-absorbing materials for international freight.
- Documentation: Certificate of conformance and inspection report available upon request.
How to Order
- Submit an Inquiry: Use the contact form on this page or email support@konmask.com with your required quantity and delivery timeline.
- Receive a Quotation: Our team will respond within 1 business day with pricing, lead time, and availability confirmation.
- Order Confirmation: Confirm your purchase order; we accept T/T bank transfer and other B2B payment terms by arrangement.
- Shipment & Tracking: We ship via DHL, FedEx, or UPS Express with full tracking and export documentation.
- After-Sales Support: Our technical team remains available post-delivery for integration questions.
Why Choose Konmask.com?
- Industrial Automation Specialists: We focus exclusively on DCS, PLC, and industrial control system components — not a generalist marketplace.
- Global B2B Supply: Serving engineering firms, EPCs, plant maintenance teams, and MRO buyers across Asia, the Middle East, Europe, and the Americas.
- Fast Inquiry Response: Dedicated account managers respond to RFQs within 24 hours on business days.
- Competitive Pricing: Direct sourcing relationships allow us to offer market-competitive pricing on hard-to-find and obsolete parts.
- Reliable Logistics: Experienced in export compliance, commercial invoicing, and international freight for industrial hardware.
Frequently Asked Questions
- Q: Is the HONEYWELL 8C-TDOD61 compatible with all Experion PKS versions?
- A: The 8C-TDOD61 is designed for the Experion PKS Series C I/O platform used with the C300 Controller. Compatibility with specific Experion PKS software revisions should be verified against your system’s I/O compatibility matrix. Contact us with your system revision details for confirmation.
- Q: Do you supply new, refurbished, or used modules?
- A: We supply modules from multiple conditions depending on availability — new surplus, factory-refurbished, and tested-used. The condition is clearly stated in your quotation. All units pass our QA inspection process regardless of condition.
- Q: What is the lead time for the 8C-TDOD61?
- A: Lead time varies by current stock. In-stock units typically ship within 2–5 business days after order confirmation. For sourced units, lead time is quoted individually. Submit an inquiry for real-time availability.
- Q: Can you provide a Certificate of Conformance or test report?
- A: Yes. A Certificate of Conformance (CoC) and inspection report are available upon request and can be included with your shipment documentation.
- Q: What is the difference between 8C-TDOD61 and 51306973-175?
- A: These are the same product. 8C-TDOD61 is the Honeywell catalog/model number, while 51306973-175 is the Honeywell part number (assembly number with revision suffix). Both refer to the same Digital Output Interface Module.
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