| Brand: | Beckhoff | Model: | BK1250 |
|---|---|---|---|
| Product Name: | Beckhoff BK1250 EtherCAT And Bus Terminal Coupler | Power Supply: | 24 V DC (-15 %/+20 %) |
| Input Current: | 70 MA + (total K-bus Current)/4, 200 MA Max. | Weight: | Approx. 55 G |
Beckhoff BK1250 EtherCAT and Bus Terminal Coupler
The BK1250 is a Bus Coupler in a terminal housing for mixed use of EtherCAT Terminals and standard Bus Terminals in a bus station. Up to 64 Bus Terminals and one bus end terminal can be connected to a BK1250. The process image of the EtherCAT system is assigned automatically. Up to 255 Bus Terminals can be connected via the K-Bus extension.
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Special features:
Compact design
mixed use of EtherCAT Terminals and Bus Terminals
The system and field supply, each 24 V DC, is provided directly at the BK1250
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Technical data for BK1250:
| Number of Bus Terminals | 64 (255 with K-bus extension) |
| Max. number of bytes fieldbus | 1024 byte input and 1024 byte output |
| Digital peripheral signals | 8,192 inputs/outputs |
| Analog peripheral signals | 256 inputs/outputs |
| Protocol | EtherCAT |
| Configuration possibility | via KS2000 or EtherCAT (ADS) |
| Data transfer rates | 100 Mbit/s |
| Bus interface | via E-bus contacts |
| Power supply | 24 V DC (-15 %/+20 %) |
| Input current | 70 mA + (total K-bus current)/4, 200 mA max. |
| Starting current | approx. 2.5 x continuous current |
| Recommended fuse | ≤ 10 A |
| Current supply K-bus | 500 mA |
| Power contacts | max. 24 V DC/max. 10 A |
| Electrical isolation | 500 V (power contact/supply voltage/Ethernet) |
| Weight | approx. 55 g |
| Operating/storage temperature | -25…+60 °C/-40…+85 °C |
| Relative humidity | 95 %, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Protect. rating/installation pos. | IP20/variable |
| Approvals/markings | CE, UL, ATEX |
| Ex marking | II 3 G Ex nA IIC T4 Gc |
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There are other BK series EtherCAT couplers:
| EtherCAT Couplers K-bus | BK1120 | BK1150 | BK1250 |
| Bus Coupler (Economy plus) | Bus Coupler (Compact) | E-bus to K-bus interface |
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Rico can supply various Beckhoff brand products, please send the model number and images, we will check and reply you quickly.
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