The B&R 3IF681.86 is a high-performance communication interface module designed for the B&R System 2005 automation platform.
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The B&R 3IF681.86 is a high-performance communication interface module designed for the B&R System 2005 automation platform. It enables reliable data exchange between PLC systems and external devices through integrated RS232 and Ethernet interfaces, making it ideal for industrial automation, process control, and legacy system integration.
Dual communication interfaces:
1 × RS232 (9-pin D-SUB)
1 × Ethernet (RJ45, 10Base-T)
Supports serial and network communication simultaneously
RS232 configurable as an online programming interface
Built-in status LEDs for diagnostics and data transmission monitoring
Compact and easy integration into CP260 / IF260 slots
Designed for stable industrial communication environments
| Parameter | Details |
|---|---|
| Product Type | Communication / Interface Module |
| System | B&R System 2005 |
| Interfaces | 1× RS232, 1× Ethernet |
| RS232 Speed | Up to 115.2 kbit/s |
| Ethernet Speed | 10 Mbit/s |
| Ethernet Distance | Max. 100 m |
| Power Consumption | Approx. 1.65 W |
| Protection Rating | IP20 |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -25°C to +70°C |
| Humidity | 5–95% (non-condensing) |
| Certifications | CE, cULus, GOST-R |
Enables PLC-to-PC communication and device networking
Ideal for legacy system upgrades and maintenance
Provides stable and secure data transmission in industrial environments
Easy replacement for older model 3IF681.96
Industrial automation systems
PLC communication and programming
Manufacturing lines and process control
Energy, oil & gas, and power plants
Retrofit and maintenance of B&R legacy systems
Compatible with B&R CP260 and IF260 modules
Widely available as new, surplus, or refurbished, ideal for hard-to-find spare parts
Manufactured in Austria with proven reliability in industrial environments
The 3IF681.86 is a cost-effective solution for maintaining and upgrading B&R System 2005 installations, ensuring seamless communication between legacy and modern equipment while minimizing downtime.
