Honeywell TC-TBCH I/O Module – Terminal Block Channel Interface | TotalPlant Solution (TPS) Platform
Engineering Background
The Honeywell TC-TBCH is a field-proven I/O terminal block module designed for the TotalPlant Solution (TPS) Distributed Control System platform. Engineered to Honeywell’s industrial-grade specifications, this module serves as the critical interface layer between field instrumentation and the DCS controller infrastructure, enabling reliable signal conditioning and channel isolation in demanding process environments.
Product Positioning
Targeted at procurement engineers and maintenance teams operating Honeywell TPS-based control systems in refining, petrochemical, power generation, and continuous process industries. The TC-TBCH provides a direct OEM-equivalent replacement path, minimizing system downtime and eliminating compatibility risk during maintenance cycles or capacity expansions.
Complete Technical Specifications
| Part Number | TC-TBCH |
| Manufacturer | Honeywell Process Solutions |
| Platform | TotalPlant Solution (TPS) / TDC 3000 |
| Module Type | I/O Terminal Block Channel Interface |
| Form Factor | DIN-rail / card cage mountable |
| Signal Compatibility | Analog & Digital I/O channels |
| Channel Isolation | Per-channel galvanic isolation |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% RH, non-condensing |
| Power Supply | Supplied via backplane / card cage bus |
| Weight | Approx. 800 g |
| Compliance | CE, UL listed (per Honeywell TPS system certification) |
| Condition Available | New (sealed), Refurbished (tested), Surplus |
Note: Full datasheet available upon request. Specifications subject to Honeywell revision history — confirm revision level at time of order.
Proven Application Environments
- Petroleum Refining: Crude distillation unit (CDU) and fluid catalytic cracking (FCC) DCS I/O expansion
- Petrochemical Plants: Ethylene cracker and polymer reactor control loop interfacing
- Power Generation: Boiler management system (BMS) and turbine control I/O termination
- Pulp & Paper: Continuous digester and recovery boiler process control
- LNG / Gas Processing: Compressor control and safety instrumented system (SIS) I/O marshalling
- Water Treatment: SCADA-integrated DCS I/O for large municipal treatment facilities
Engineering Advantages
- Direct OEM Compatibility: Plug-and-play replacement within existing Honeywell TPS card cage infrastructure — no firmware reconfiguration required
- Per-Channel Isolation: Eliminates ground loop interference and protects controller backplane from field-side fault propagation
- Reduced MTTR: Hot-swap capable design minimizes mean time to repair during unplanned outages
- Long Service Life: Industrial-grade components rated for continuous 24/7 operation in Class I, Division 2 environments
- Backward Compatibility: Supports legacy TDC 3000 and TPS migration projects without full system replacement
- Simplified Wiring: Screw-terminal field connections with clearly labeled channel assignments reduce commissioning errors
System Architecture & Signal Flow
The TC-TBCH operates within the Honeywell TPS I/O subsystem as follows:
- Field Instruments (transmitters, actuators, switches) → wired to TC-TBCH screw terminals
- TC-TBCH performs signal conditioning, isolation, and channel multiplexing → interfaces to I/O Link module via backplane connector
- I/O Link / FTA → communicates over Honeywell proprietary I/O bus to the High-Performance Process Manager (HPM) or equivalent controller
- Controller → executes control strategy and communicates upstream to operator workstations via LCN (Local Control Network)
This architecture ensures deterministic scan times and fault-tolerant signal paths critical for SIL-rated process control loops.
Sourcing & Quality Verification
All Honeywell TC-TBCH modules supplied by Konmask.com undergo a structured quality verification process:
- ✅ Visual Inspection: PCB, connector pins, and housing checked for physical damage, corrosion, or counterfeit indicators
- ✅ Functional Bench Test: Power-on verification and channel continuity testing performed prior to shipment
- ✅ Revision Level Documentation: Hardware revision recorded and disclosed at time of quotation
- ✅ Traceability: Serial number and batch records maintained for 3 years post-sale
- ✅ Packaging: ESD-safe anti-static bags with moisture barrier, double-boxed for international freight
Procurement Process
- Submit RFQ: Contact us with your required quantity, acceptable condition (new/refurbished/surplus), and target delivery date
- Quotation: Receive itemized quote with unit price, lead time, and shipping options within 24 business hours
- Order Confirmation: Purchase order accepted via email; proforma invoice issued for prepayment or net terms (approved accounts)
- Quality Check & Dispatch: Module tested, documented, and shipped with packing list and test report
- After-Sales Support: 90-day warranty on refurbished units; DOA replacement policy on new stock
📧 Email: support@konmask.com
📞 Phone/WhatsApp: +0086 19859288691
🌐 Website: https://Konmask.com
Technical FAQ
Q: Is the TC-TBCH compatible with Honeywell Experion PKS systems?
A: The TC-TBCH is designed for the TPS/TDC 3000 platform. Experion PKS uses a different I/O architecture (Series C / CHARM). Cross-compatibility requires engineering review — contact us before ordering.
Q: Can I use a refurbished TC-TBCH in a SIL-rated loop?
A: SIL loop integrity depends on the full system validation, not individual component condition alone. Consult your functional safety engineer. We provide full test documentation to support your safety case review.
Q: What is the lead time for new (sealed) stock?
A: New sealed stock lead time varies by market availability — typically 2–8 weeks. Refurbished and surplus units are generally available for immediate shipment. Contact us for current stock status.
Q: Do you provide export documentation for international shipments?
A: Yes. We provide commercial invoice, packing list, certificate of origin, and can arrange FORM E (ASEAN) or other preferential trade certificates upon request.
Q: What warranty is provided?
A: New stock carries the original Honeywell warranty where applicable. Refurbished units carry a 90-day Konmask warranty covering functional defects. Surplus units are sold as-is with pre-shipment test documentation.
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Contact: support@konmask.com | +0086 19859288691
