Description
Pepper+Fuchs VBG-PB-KF-R4 AS-Interface Gateway
Product Dimensions:
The Pepperl+Fuchs VBG-PB-KF-R4 is an industrial network gateway designed to seamlessly bridge AS-Interface (Actuator-Sensor Interface) networks with a PROFIBUS DP network. It acts as a complete AS-Interface master while functioning as a modular slave on the PROFIBUS side.
Product Detailed Description
The VBG-PB-KF-R4 is housed in a compact KF-style cabinet housing, making it highly suited for installation inside control cabinets on standard DIN rails. It complies with AS-Interface Specification 2.11, allowing it to manage field-level sensors and actuators and map their data directly into a higher-level PLC or DCS system via PROFIBUS.
The front panel is equipped with a 2-digit LC display and 7 system LEDs, providing instant local diagnostic and configuration status without requiring a PC connection.
Technical Parameters
| Feature | Specification |
| Model Number | VBG-PB-KF-R4 (Part No. 112484) |
| AS-Interface Spec. | Version 2.11 compliant |
| Interface Type 1 | PROFIBUS DP (RS-485 via 9-pin SUB-D connector) |
| Interface Type 2 | AS-Interface (Removable, coded terminals) |
| PROFIBUS Protocol | DP-V0 and DP-V1 (Acyclic communication supported) |
| Local Display | 2-digit LC Display (for address and error codes) |
| LED Indicators | 7 LEDs (Power, Ser Aktiv, Config Err, U AS-i, AS-i Aktiv, Prg Enable, Prj Mode) |
| Insulation Voltage (U_i) | \ge 500 V |
| Degree of Protection | IP40 (Housing) / IP20 (Terminals) |
| Operating Temp. | 0°C to +55°C (32°F to 131°F) |
Product Advantages
- Modular Data Mapping: It functions as a modular PROFIBUS slave. Operators can use standard PLC configuration tools (like STEP 7 or TIA Portal) and GSD files to customize exactly how much I/O data is transferred, optimizing network bandwidth.
- Tool-Free Terminal Maintenance: Features coded, removable terminal blocks that prevent incorrect wiring connections and make module replacements quick and straightforward.
- Power Rail Compatibility: Supports Pepperl+Fuchs Universal Power Rail (UPR-05) integration, allowing the module to draw power directly from the DIN rail and reducing cabinet wiring clutter.
- Advanced Diagnostics: Acyclic DP-V1 communication allows the master PLC to pull detailed diagnostic structures, while the onboard 2-digit display helps field technicians quickly pinpoint faulty slave addresses without opening software.
Important Considerations & Precautions
- GSD File Requirement: Before commissioning the device on a PROFIBUS network, the correct GSD file (
*.gsd) must be imported into the master PLC programming software to ensure proper hardware recognition. - Bus Termination: Ensure the RS-485 network has a proper bus termination resistor switched ON at the final physical device of the segment to prevent signal reflections.
- Power Constraints: Ensure that the AS-Interface power supply is decoupled properly and meets network specifications; variations in voltage can trigger the
U AS-ierror LED. - Environmental Sealing: With an IP40 housing rating, this device is strictly intended for indoor use inside an industrial enclosure. It is not protected against water ingress or heavy dust accumulation.
Product Applications
- Conveyor & Logistics Systems: Collecting tracking data from hundreds of photoelectric sensors along a sorting line and routing them to a central PROFIBUS PLC.
- Automotive Assembly: Interfacing field-level pneumatic valves, pushbuttons, and proximity switches back to the main cell controller.
- Packaging Machinery: Coordinating high-density discrete inputs/outputs within a machine footprint while keeping cabinet space to a minimum.
- Cabinet Integration: Serving as a centralized master node in decentralized control desks where space-saving “KF” style profiles are required.
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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