Product Overview
The Honeywell FC-DCOM-232/485 Communication FTA Module is an advanced interface module for Safety Manager (SM) systems, providing flexible and secure data communication. It supports RS-232 and RS-485/422 protocols, ensuring seamless integration with both SM-SM SafeNet networks and third-party devices.
This module ensures dependable communication performance in critical industrial automation environments. Moreover, its design requires no separate power supply, drawing power directly from connected control processors, simplifying system installation and maintenance.
Key Features and Advantages
- Dual Interface Support: Enables both RS-232 and RS-485/422 communication for maximum configuration flexibility.
- High Baud Rate Range: Handles 0–250 kBaud for RS-232 and up to 2 MBaud for RS-485/422.
- Redundant Operation: Can be powered by one or two control processors, enhancing reliability.
- Industrial Approvals: Certified by CE, TÜV, UL, and FM for global compliance.
- DIN Rail Mounting: Snap-in design fits TS32 or TS35×7.5 rails for quick installation.
- Grounding Protection: Earth ground connection ensures proper shielding and signal integrity.
- Compact Form Factor: Optimized for efficient cabinet space utilization.
Technical Specifications
| Parameter | Specification | 
|---|---|
| Model Number | FC-DCOM-232/485 | 
| Alternate Model | FS-DCOM-232/485 | 
| Communication Type | RS-232 and RS-485/422 | 
| Baud Rate Range (RS-232) | 0–250 kBaud | 
| Baud Rate Range (RS-485/422) | 0–2 MBaud (transparent, FM0, FM1, Manchester coded) | 
| Power Supply | 5 V DC ±5%, 500 mA (from connected processor) | 
| Dimensions (Module) | 110 × 70 × 61 mm (4.33 × 2.76 × 2.40 in) | 
| DIN Rail Compatibility | TS32 / TS35 × 7.5 | 
| Used Rail Length | 117 mm (4.6 in) | 
| Terminal Dimensions | 6 × 57 × 47 mm (0.24 × 2.24 × 1.85 in) | 
| Approvals | CE, TÜV, UL, FM | 
| Preferred Use | RS-232 communication with SM-SM SafeNet | 
| Exclusions | Not compatible with FSC-SM SafeNet at 1M or 2M baud rates | 
System Integration
The FC-DCOM-232/485 plays a vital role in Safety Manager communication networks, connecting multiple Safety Manager units or interfacing with third-party control equipment. It is particularly effective in refining, petrochemical, and energy generation environments, where reliable serial communication is essential.
In addition, engineers appreciate its flexible baud rate configuration, which adapts to diverse protocol demands. The module’s DIN-rail compatibility also allows for rapid installation within tight control panel layouts.
Installation Notes
To ensure optimal performance, mount the module securely on a TS32 or TS35 rail with proper earth grounding. The 5 V DC power must be sourced from the connected control processors. For instance, avoid connecting external supplies directly. Furthermore, verify that RS-485 connections do not exceed the recommended baud rate to prevent communication errors.
Details
| Weight | 0.66 kg | 
|---|---|
| Dimensions | 110 × 70 × 61 mm | 


 
 
 
 
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