HONEYWELL 2MLQ-TR2B-CC Digital Output Module – Experion Process Knowledge System (PKS)
When a digital output module fails in a live DCS environment, the consequences are immediate and severe — actuators freeze, control loops break open, and plant operators lose the ability to command field devices. Unplanned shutdowns in process industries can cost tens of thousands of dollars per hour. The HONEYWELL 2MLQ-TR2B-CC is the precision-engineered digital output module designed to eliminate that risk, delivering deterministic, high-integrity discrete control signals to your field instrumentation without interruption.
Within the Honeywell Experion PKS (Process Knowledge System) architecture, the 2MLQ-TR2B-CC occupies a critical I/O tier role. It is part of the Modular Latin Quarter (MLQ) I/O family — a series recognized globally for its hot-swap capability, fault-tolerant design, and seamless integration with Experion controllers. Deployed across refineries, chemical plants, power generation facilities, and offshore platforms worldwide, this module represents Honeywell’s commitment to continuous process availability and functional safety.
Technical Specifications
- Part Number: 2MLQ-TR2B-CC
- Manufacturer: Honeywell Process Solutions
- Series: Experion PKS — MLQ I/O Series
- Module Type: Digital Output (DO)
- Output Configuration: Relay / Transistor Output (TR2B)
- Communication Interface: C-C Bus (Control Cabinet backplane)
- Mounting: DIN-rail / Backplane slot mount
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Storage Temperature: -40°C to 85°C
- Power Supply: Supplied via backplane (system bus)
- Isolation: Channel-to-channel and channel-to-bus isolation
- Compliance: CE, UL, IEC 61131-2
- Weight: Approx. 120 g
Note: Specifications are based on publicly available Honeywell documentation. Always verify against the official datasheet for your specific revision.
Key Features & Benefits
- Hot-Swap Capable: Replace the module under power without shutting down the controller or interrupting other I/O channels — critical for 24/7 continuous process plants.
- High-Integrity Output Signaling: TR2B relay/transistor output design ensures clean, bounce-free switching for solenoids, motor starters, and on/off valves.
- C-C Bus Backplane Integration: Native compatibility with Experion PKS C-C bus architecture eliminates the need for external signal converters or adapters.
- Fault Diagnostics: Built-in self-diagnostics report module health to the Experion Station in real time, enabling predictive maintenance before failures occur.
- Compact MLQ Form Factor: Designed for high-density I/O marshalling cabinets, maximizing channel count per rack unit.
- Long Service Life: Honeywell’s industrial-grade components are rated for extended MTBF in harsh environments including vibration, humidity, and EMI.
Industry & Equipment Applications
- Oil & Gas: Wellhead control panels, separator control, pipeline valve actuation
- Petrochemical & Refining: Reactor interlock systems, distillation column control, emergency shutdown (ESD) integration
- Power Generation: Turbine auxiliary control, boiler management systems, switchgear control
- Pulp & Paper: Digester control, conveyor drive enable/disable, pump start/stop sequences
- Pharmaceutical: Batch process control, clean-in-place (CIP) valve sequencing, HVAC damper control
- Water & Wastewater: Pump station automation, dosing system control, lift station management
System Integration & Compatible Parts
The 2MLQ-TR2B-CC is designed to operate within the broader Honeywell Experion PKS ecosystem. Compatible and commonly paired components include:
- Experion PKS C300 / C200 Controllers
- MLQ I/O Backplane and Carrier Assemblies
- HONEYWELL 2MLQ-AI Series Analog Input Modules
- HONEYWELL 2MLQ-DI Series Digital Input Modules
- Experion PKS SCADA / Operator Station Software
- Honeywell Safety Manager (for SIL-rated loop integration)
Contact our technical team to verify compatibility with your specific Experion PKS revision and cabinet configuration.
Our Quality Assurance Process
At Konmask.com, every industrial automation component undergoes a rigorous multi-stage inspection before shipment:
- Visual Inspection: PCB, connectors, and housing checked for physical damage, corrosion, or counterfeit indicators
- Authenticity Verification: Part markings, date codes, and manufacturer labels cross-referenced against OEM specifications
- Functional Testing: Where applicable, modules are bench-tested for basic I/O response prior to dispatch
- Anti-Static Packaging: All modules shipped in ESD-safe bags with foam cushioning and moisture barrier packaging
- Documentation: Certificate of conformance and inspection report available upon request
How to Order
- Submit your inquiry via the Contact / RFQ form on this page
- Provide your required quantity, delivery timeline, and destination country
- Our team will respond within 1 business day with availability, lead time, and a formal quotation
- Upon PO confirmation, we arrange secure packaging and international freight (DHL / FedEx / sea freight)
For urgent requirements or large-volume orders, please email [email protected] or call +0086 19859288691.
Why Choose Konmask.com?
- ✅ Specialized in Honeywell, Siemens, ABB, Rockwell, and Yokogawa DCS/PLC components
- ✅ Global sourcing network with access to new, surplus, and refurbished stock
- ✅ B2B-focused: experienced in serving EPCs, system integrators, and plant maintenance teams
- ✅ Export documentation support: commercial invoice, packing list, COO, and more
- ✅ Responsive technical pre-sales support from engineers who understand your application
Frequently Asked Questions
- Q: Is the HONEYWELL 2MLQ-TR2B-CC a new or refurbished unit?
- A: We supply both new-in-box and tested/refurbished units depending on availability. The condition will be clearly stated in your quotation.
- Q: Can this module be used as a direct replacement in an existing Experion PKS system?
- A: Yes. The 2MLQ-TR2B-CC is a plug-compatible replacement within the MLQ I/O family. Hot-swap replacement is supported without controller restart.
- Q: Do you provide a warranty?
- A: Yes. We offer a standard 90-day warranty on all tested units. Extended warranty options are available — please inquire.
- Q: What is the typical lead time?
- A: In-stock units ship within 3–5 business days internationally. Lead time for sourced units is typically 2–4 weeks.
- Q: Can you supply the full MLQ I/O module set for a new panel build?
- A: Yes. We can source complete MLQ I/O assemblies including AI, AO, DI, and DO modules. Contact us with your BOM for a consolidated quote.
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Contact: [email protected] | +0086 19859288691
