Honeywell SDW-550 EC (3644-0005) – Managed Industrial Ethernet Switch | Experion PKS Platform
The Honeywell SDW-550 EC (Part No. 3644-0005) is a managed industrial Ethernet switch engineered specifically for deployment within Honeywell’s Experion PKS (Process Knowledge System) distributed control architecture. Designed to meet the rigorous demands of continuous-process industries, this switch delivers deterministic, fault-tolerant Layer 2 networking across control-critical segments where unplanned downtime is not an option.
Procurement engineers and system integrators specify the SDW-550 EC when building or expanding Experion PKS networks that require validated hardware, ring-topology redundancy, and seamless integration with Honeywell’s FTE (Fault Tolerant Ethernet) infrastructure. As an OEM-designated component, it carries full Honeywell compatibility certification and is supported under standard Honeywell lifecycle and service agreements.
Complete Technical Specifications
- Manufacturer: Honeywell Process Solutions
- Part Number: 3644-0005
- Model: SDW-550 EC
- Platform: Experion PKS / FTE (Fault Tolerant Ethernet)
- Switch Type: Managed Layer 2 Industrial Ethernet Switch
- Port Configuration: Multi-port copper + fiber uplink (EC variant)
- Network Speed: 10/100 Mbps Fast Ethernet
- Redundancy Protocol: RSTP / FTE ring topology support
- Mounting: DIN-rail / rack-mount (panel-ready)
- Operating Temperature: 0 °C to +60 °C (industrial grade)
- Power Supply: 24 VDC redundant input
- Enclosure Rating: IP20 (control-room / marshalling cabinet)
- Certifications: CE, UL/cUL, ATEX (zone 2 suitable)
- Weight: ~1,000 g
- Country of Origin: USA / Mexico (Honeywell manufacturing)
Proven Application Environments
- Oil & Gas Refineries: FTE backbone switch for Experion PKS C300 controller clusters and SCADA integration nodes.
- Petrochemical Plants: Segment isolation between safety instrumented systems (SIS) and basic process control (BPCS) networks.
- Power Generation: Turbine control network switches in combined-cycle and coal-fired plants running Experion PKS.
- Pulp & Paper Mills: High-humidity marshalling room networking where managed redundancy prevents batch-loss events.
- Pharmaceutical Manufacturing: 21 CFR Part 11-compliant process networks requiring auditable, deterministic communication.
- LNG Terminals: Hazardous-area adjacent control rooms requiring ATEX-suitable panel components.
- Water & Wastewater Treatment: SCADA-to-DCS bridging in remote pump stations and treatment facilities.
Engineering Advantages
- FTE-Native Design: Factory-validated for Honeywell FTE ring topology — no third-party compatibility risk.
- Deterministic Latency: Managed QoS prioritizes control traffic, preventing HMI or historian data from starving controller heartbeats.
- Redundant Power Input: Dual 24 VDC feeds eliminate single-point power failure on the network layer.
- Ring Redundancy <20 ms: RSTP failover restores network continuity faster than most controller watchdog timeouts.
- Lifecycle Alignment: Honeywell-designated part ensures availability under Honeywell’s Extended Support Program (ESP).
- Simplified Sparing: Single part number (3644-0005) covers the complete switch assembly — no sub-component ordering complexity.
System Architecture & Signal Flow
In a typical Experion PKS FTE deployment, the SDW-550 EC occupies the control network tier between C300 Process Controllers and the Experion Server / Application Station layer. Two SDW-550 EC switches form a redundant ring pair (FTE-A and FTE-B paths), with each controller and I/O link module dual-homed across both rings. The EC (Enhanced Copper) variant supports fiber uplink ports for long-distance inter-cabinet runs, while copper ports serve local marshalling cabinet connections.
Signal flow: Field I/O → C300 Controller → SDW-550 EC Ring (FTE-A / FTE-B) → Experion Application Server → Operator HMI / Historian / DCS Gateway.
Sourcing & Quality Verification
- All units sourced from authorized Honeywell distribution channels or verified surplus with full traceability documentation.
- Pre-shipment inspection includes visual, label, and firmware-version verification against Honeywell’s published hardware revision matrix.
- Counterfeit-prevention: serial numbers cross-referenced with Honeywell’s product authentication database where applicable.
- Packaging integrity check — original Honeywell ESD-safe packaging preferred; re-packaged units include inspection certificate.
- 12-month Konmask warranty on all shipped units; DOA replacement within 5 business days.
Procurement Process
- Confirm Part Number: Verify 3644-0005 against your Experion PKS BOM or Honeywell engineering drawing.
- Request Quote: Contact Konmask via email or phone with quantity and required delivery date.
- Lead Time: In-stock units ship within 2–5 business days; sourced units 2–4 weeks.
- Documentation: Certificate of conformance, packing list, and commercial invoice provided with every shipment.
- Payment: T/T bank transfer, PayPal, or trade credit (approved accounts).
- Shipping: DHL / FedEx Express worldwide; customs documentation included for cross-border orders.
Technical FAQ
Q: Is the SDW-550 EC (3644-0005) compatible with Experion PKS R500 and later releases?
A: Yes. The SDW-550 EC is validated for Experion PKS R400 through R520. Confirm firmware revision with Honeywell TAC for R530+ deployments.
Q: Can this switch be used outside of an FTE ring topology?
A: It can operate as a standard managed switch, but its FTE-specific VLAN and QoS pre-configuration is optimized for ring topology. Using it in a flat network wastes its capabilities.
Q: What is the difference between the SDW-550 and SDW-550 EC variants?
A: The EC (Enhanced Copper) variant adds fiber SFP uplink ports for inter-cabinet runs exceeding copper distance limits (100 m). The base SDW-550 is copper-only.
Q: Do you provide Honeywell factory certificates with this part?
A: We provide available OEM documentation. For factory-new units, full Honeywell CoC is included. For surplus units, Konmask inspection certificates are provided.
Q: What is the typical replacement scenario for this switch?
A: Most replacements are driven by port failure, firmware end-of-support, or plant-wide Experion PKS upgrade projects requiring hardware standardization.
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