Industrial Communication and Control Interface
The ABB FPR3471100R1002 CS31 NCC485 module provides a reliable communication bridge between CS31 fieldbus networks and RS-485 serial devices. This converter module handles protocol translation for seamless data exchange in distributed control systems. It supports the CS31 master-slave protocol, a fieldbus standard commonly used in ABB automation solutions . The module also offers electrical isolation to protect against ground loops and industrial interference. Its compact housing allows for straightforward DIN-rail mounting inside standard control cabinets.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | CS31 to RS-485 Converter / Communication Module |
| Communication Protocol | CS31 fieldbus (master-slave) |
| Serial Interface | RS-485 (NCC485) |
| Data Transfer Rate | 9600 bps to 115200 bps (configurable) |
| Supply Voltage | 24 V DC nominal |
| Input Current | 50 mA typical |
| Output Current | 1 A max |
| Power Consumption | ≤ 2 W |
| Electrical Isolation | Integrated isolation between ports |
| Max CS31 Slaves | Up to 31 slave devices per master |
| Communication Distance | 500 m without repeater; up to 2000 m with repeaters |
| Terminal Resistance | 120 Ω, 1/4 W (required for line termination) |
| LED Indicators | Power, communication status, and error signals |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Protection Class | IP20 |
| Dimensions (W x H x D) | 100 x 110 x 90 mm (typical) |
| Weight | Approximately 0.3 kg |
| Mounting | DIN-rail (35 mm) |
| Safety Certifications | CE, UL, CSA compliant |
System Integration and Field Applications
Engineers commonly use the ABB FPR3471100R1002 CS31 NCC485 to connect legacy RS-485 instruments to modern CS31-based control networks. This module finds application in distributed I/O systems, drive control, and process monitoring installations . It supports up to three data sets per direction for flexible data mapping between protocols . The configurable station addressing (0 to 57 in binary mode) allows multiple modules to share the same bus . Consequently, plant operators gain improved system flexibility and simplified device integration.
Details
| Weight | 0.91 kg |
|---|---|
| Dimensions | 110 × 55 × 90 mm |
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