Product Details
Product Overview
The Honeywell FS-DCOM-232/485 functions as a high-integrity Communication Interface Module within the Honeywell Safety Manager (SM) and FSC architectures. It facilitates the transparent exchange of serial data between the Control Processor and external third-party devices, such as PLCs, HMIs, or SCADA systems. We supply this module as 100% Brand New Original equipment, ensuring your safety-critical communication links adhere to the rigorous standards required for TUV and FM-certified environments.
Technical Specifications
The FS-DCOM-232/485 provides dual-protocol support with high-speed throughput capabilities:
| Feature | Specification Details |
| Manufacturer | Honeywell |
| Model Number | FS-DCOM-232/485 |
| Input Voltage | 5 Vdc ±5% (Supplied by Control Processor) |
| Input Current | Max 500 mA |
| RS232 Baudrate | 0—250 kBaud (EIA/TIA-232 Levels) |
| RS485/422 Baudrate | 0—2 MBaud (EIA/TIA-485-A Levels) |
| Encoding Support | Transparent, FM0, FM1, or Manchester Coded |
| Module Dimensions | 110 × 70 × 61 mm |
| Mounting | DIN EN Rails TS32 / TS35 × 7.5 |
| Condition | 100% Brand New Original |
Engineering Advantages
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Multi-Protocol Versatility: This module supports RS232, RS422, and RS485 standards. This consolidation allows engineers to interface with a wide array of legacy and modern peripherals without stocking multiple specific interface cards.
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High-Speed Transparent Coding: The module handles data rates up to 2 MBaud for RS485/422 links. It supports Manchester and FM0/FM1 coding, which ensures robust clock recovery and data synchronization over long-distance serial runs.
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Processor-Integrated Power: The FS-DCOM-232/485 draws its 5 Vdc power directly from the Safety Manager Control Processor. This eliminates the need for external field power supplies, reducing potential failure points and simplifying the overall cabinet wiring architecture.
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DIN Rail Optimization: The compact footprint and standard TS32/TS35 rail mounting simplify installation in densely packed safety cabinets. The module requires only 117 mm of rail length, effectively maximizing I/O density.
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Safety-Certified Reliability: With TUV and FM approvals, this interface meets the global requirements for Safety Instrumented Systems (SIS). It maintains the deterministic communication necessary for Emergency Shutdown (ESD) and Fire & Gas (F&G) applications.
FAQs
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Can the FS-DCOM-232/485 handle RS422 and RS485 simultaneously?
The hardware design shares the output levels for RS485 and RS422 protocols (EIA/TIA-485-A). While the module is highly versatile, you must configure the wiring and software parameters to match the specific physical layer of your connected device.
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Does this module require a separate external power supply?
No. The module receives its required 5 Vdc (up to 500 mA) directly from the Honeywell Control Processor. This ensures that the communication interface remains synchronized with the processor's power state.
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What are the recommended cable types for high-speed 2 MBaud transmission?
To achieve the maximum 2 MBaud rate on RS485/422, you must use high-quality shielded twisted-pair (STP) cabling with appropriate characteristic impedance. This minimizes signal reflection and electromagnetic susceptibility.
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How do I verify the authenticity of this module?
Genuine FS-DCOM-232/485 modules feature clear Honeywell branding, certified approval stamps (TUV, FM, etc.), and arrive in original anti-static factory packaging. Every unit we ship is 100% Brand New Original with full traceability.
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
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