In sourcing discussions, BK5250 is often placed next to Beckhoff Bk9105, Beckhoff Bk9000 and Beckhoff Bk9100 so procurement teams can align budgets and technical requirements effectively.
BK5250 - Beckhoff EtherCAT Bus Couplers
BK5250 Beckhoff EtherCAT Bus Couplers Technical Specifications
| Brand | Beckhoff |
| Product Type | EtherCAT Bus Couplers |
| Product | BK5250 |
BK5250 Beckhoff EtherCAT Bus Couplers Technical Specifications
| Specification | Value |
|---|---|
| Number of Bus Terminals | 64 (255 with K-bus extension) |
| Max. number of bytes fieldbus | 512 byte input and 512 byte output |
| Configuration possibility | via KS2000 or the controller |
| Data transfer rates | automatic detection |
| Bus interface | 1 x open pluggable connector, 5-pin, included |
| Data transfer medium | screened, twisted copper wire with power supply, 5-pin |
| Power supply | 24 V DC (-15%/+20%), through bus cable 11รขยยฆ25ร V (conforms to DeviceNetรยฎspecification) |
| Recommended fuse | โค 10 A |
| Current supply K-bus | 1750 mA |
| Power contacts | max. 24 V DC/max. 10 A |
| Electrical isolation | 500 V (power contact/supply voltage Bus Coupler) |
| Weight | approx. 100 g |
| Operating temperature | -25...+60ยฐC |
| Storage temperature | -40...+85ยฐC |
| 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, CCC, UL, ATEX, IECEx |
| Ex marking | ATEX: II 3 G Ex ec IIC T4 GcIECEx: Ex ec IIC T4 Gc |
| Housing - Design form | compact terminal housing with signal LEDs |
| Housing - Material | polycarbonate |
| Housing - Dimensions (W x H x D) | 44 mm x 100 mm x 68 mm |
| Housing - Installation | on 35 mm DIN rail, conforming to EN 60715 with lock |
| Housing - Side by side mounting by means of | double slot and key connection |
| Housing - Marking | labeling of the BZxxxx series |
| Housing - Wiring | solid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver |
| Housing - Connection cross-section | s*: 0.08...2.5 mmยฒ,st*: 0.08...2.5 mmยฒ,f*: 0.14...1.5 mmยฒ |
| Housing - Stripping length | 8...9 mm |
| Housing - Current load power contacts | Imax: 10 A |
| Digital peripheral signals | 1,020 inputs/outputs |
| Analog peripheral signals | 256 inputs/outputs |
| Serial interface | configuration interface |
| Diagnostics LED | 2 x power supply, 2 x K-bus, 2 x fieldbus |
| Operating modes | bit strobe, polling, cyclic, change of state (COS) |
