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Beckhoff BK9103 PROFINET Bus Coupler
The BK9103 PROFINET Bus Coupler integrates Beckhoff Bus Terminals into PROFINET RT networks as a Class B device, using two RJ45 ports with a 3-port internal switch for economical line topologies. Automatic detection covers 10 and 100 Mbit/s, stations cascade up to 20 couplers across 2 km, and each coupler serves 64 terminals or 255 via K-bus extension with 512 bytes of data per direction. Mounting is 35 mm DIN rail at 24 V DC.
Specifications
| Product Code | BK9103 |
| Brand | Beckhoff |
| Product Category | Automation and Controls Controllers I-O Systems |
| Power Supply | 24 V DC (-15%/+20%) |
| Number of Bus Terminals | 64 (255 with K-bus extension) |
| Data Transfer Rate | 10/100 Mbit/s, automatic recognition of the transmission rate |
| Data Transfer Medium | 4 x 2 twisted pair copper cable; category 3 (10 Mbit/s), category 5 (100 Mbit/s) |
| Protocol | PROFINET RT (Class B) |
| Bus Interface | 2 x RJ45 (2-channel switch) |
| Configuration | via KS2000 |
| Weight | approx. 170 g |
| Operating Temperature | -25…+60°C |
| Distance Between Stations | 100 m between hub/switch and bus coupler or between bus coupler and bus coupler |
- Brand: Beckhoff
Mfr # BK9103
$713.54
Delivery by Fri, Sep 4
Availability: In Stock
- 12-month warranty
- 30-day returns
- Free shipping: $50+ US · $350+ International
- Sourced & inspected
