BK5151 | CANopen Compact Bus Coupler
fieldbus,
power LEDs
supply
power contacts
BK5151 | CANopen Compact Bus Coupler
The Compact Bus Coupler BK5151 for CANopen extends the Beckhoff Bus Terminal system by a cost-optimized version in a compact housing. Up to 64 Bus Terminals are supported; with the terminal bus extension, up to 255 Bus Terminals can be connected. The CANopen Bus Coupler offers automatic baud rate detection up to 1 Mbaud and two address selection switches for address assignment. A 9-pin D-sub connector for the fieldbus connection is included in the scope of supply. Optionally, the ZS1052-3000 connector with integrated terminating resistor can be connected.
Product status:
regular delivery
Product information
| Technical data | BK5151 |
|---|---|
| Number of Bus Terminals | 64 (255 with K-bus extension) |
| Max. number of bytes fieldbus | 16 Tx/Rx PDOs |
| Number of PDOs (CANopen) | 16 Tx/Rx PDOs |
| Additional CANopen features | life, node guarding, emergency object, variable mapping, store/restore |
| Data transfer rates | automatic detection up to 1 Mbaud |
| Bus interface | D-sub 9-pin socket |
| Data transfer medium | screened, twisted copper cable, 2 x signal, 1 x ground (recommended) |
| Power supply | 24 V DC (-15%/+20%) |
| Serial interface | configuration interface |
| Diagnostics LED | 2 x power supply, 2 x K-bus, 2 x fieldbus |
| Current supply K-bus | 1750 mA |
| PDO modes | synchron, cyclic, event driven, polling |
| Weight | approx. 100 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, IECEx |
| Ex marking | ATEX: II 3G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc |
| Housing data | BKxx50, BCxx50 |
|---|---|
| Design form | compact terminal housing with signal LEDs |
| Material | polycarbonate |
| Dimensions (W x H x D) | 44 mm x 100 mm x 68 mm |
| Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Side by side mounting by means of | double slot and key connection |
| Marking | labeling of the BZxxx series |
| Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
| Connection cross-section | s*: 0.08…2.5 mm², st*: 0.08…2.5 mm², f*: 0.14…1.5 mm² |
| Stripping length | 8…9 mm |
| Current load power contacts | Imax: 10 A |
*s: solid wire; st: stranded wire; f: with ferrule
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