Product Details
Product Overview
The Honeywell 51400997-200 operates as an Enhanced Programmable Logic Controller Gateway (EPLCG) within multi-tier Distributed Control System (DCS) architectures. This high-performance network node bridges the communication gap between standalone third-party PLCs and the primary Honeywell supervisory highway, translating conflicting field protocols into unified data streams in real time. We supply this communication gateway board exclusively in 100% brand new, original factory condition to guarantee uncorrupted data mapping, eliminate transmission lag, and secure cross-platform data integration.
Technical Specifications
| Parameter | Specification |
| Manufacturer | Honeywell |
| Model Number | 51400997-200 |
| Device Type | Enhanced Programmable Logic Controller Gateway (EPLCG) |
| Nominal Power Supply | 24VDC |
| Input Voltage Range | 20–30VDC |
| Output Voltage Range | 10–30VDC |
| Output Current Load | 0.5A per channel |
| Operating Temperature | -20°C to +60°C (-4°F to +140°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Physical Dimensions | 7.75” x 5.75” x 2.25” (197mm x 146mm x 57mm) |
| Net Weight | 1.2 lbs (0.54 kg) |
Engineering Advantages
-
Bridges Cross-Platform Data Networks: The integrated protocol engine manages simultaneous data handshakes between disjointed subsystems, feeding remote PLC register data directly to host DCS faceplates without requiring custom software driver writing.
-
Tolerates Volatile Auxiliary Power Lines: The broad 20–30VDC hardware input tolerance compensates for voltage drops and line surges common on heavily loaded field power grids, maintaining continuous gateway up-time during battery-backup switchovers.
-
Saves Premium Panel Mounting Depth: The optimized 197mm x 146mm x 57mm enclosure slides easily into shallow marshalling boxes or crowded terminal swings, allowing system engineers to add network connectivity without expanding the physical panel box.
-
Drives Secondary Field Relays Directly: Multi-channel solid-state outputs deliver up to 0.5A per channel. This capacity enables the gateway to trip diagnostic status indicator lamps, horn relays, or localized safety interlocks directly when communication links drop out.
FAQs
-
Does this EPLCG module arrive with pre-loaded network mapping firmware?
The 51400997-200 hardware contains core factory system code and network stack drivers. The field engineer must upload the individual register-mapping configuration using standard Honeywell engineering utilities to complete the interface with your specific PLC models.
-
Is this module a generic equivalent or a refurbished Honeywell card?
We guarantee this item is a 100% brand new, authentic factory-original Honeywell assembly. It ships in its original factory packaging with intact anti-static wrap, manufacturer product tracking labels, and pristine circuit trace points.
-
What installation steps protect the gateway from thermal failure?
Mount the 1.2 lbs module vertically onto your enclosure panel or rail using the factory mounting cutouts. Maintain a minimum 50mm clearance above and below the housing ventilation slits to allow unimpeded convection cooling, which prevents internal component thermal soak inside dense panels.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Marshalling Cabinets in Industrial Control Systems Architecture
Industrial control system deployments rely on structured signal distribution to bridge field instrumentation with central processing hardware. A marshalling cabinet serves as the vital intermediate connection point between heavy field home-run multi-pair cables and delicate input/output (I/O) modules housed inside Programmable Logic Controller (PLC) or Distributed Control System (DCS) enclosures. By segregating field cable terminations from control hardware, engineers maintain system flexibility, safeguard controller components, and streamline commissioning workflows.
FAT vs SAT in Industrial Control Systems: Key Differences and Execution Guide
Industrial control system deployment relies on strict verification protocols to guarantee operational safety, system stability, and regulatory compliance. Commissioning complex Programmable Logic Controller (PLC) racks, Distributed Control Systems (DCS), and Safety Instrumented Systems (SIS) requires two critical milestones: the Factory Acceptance Test (FAT) and the Site Acceptance Test (SAT). Both procedures validate that system automation meets design specifications, but they occur at different stages of project execution and target distinct operational risks.
Hub vs Switch vs Router in Industrial Automation Architecture
Modern factory automation relies on reliable industrial networking infrastructure to exchange real-time field data across operational technology systems. Engineers often encounter networking hardware like hubs, switches, and routers when integrating Programmable Logic Controllers, Distributed Control Systems, and SCADA monitoring nodes. Although these devices share physical ports, they operate at different layers of the Open Systems Interconnection reference model and deliver distinct traffic management capabilities.