Maintenance teams planning replacements for BK2000 frequently review Beckhoff Bk5200, Beckhoff Bk9105 and Beckhoff Bk9000 to prevent downtime, checking availability and compatibility with existing systems.
BK2000 - Beckhoff EtherCAT Bus Couplers
BK2000 Beckhoff EtherCAT Bus Couplers Technical Specifications

| Brand | Beckhoff |
| Product Type | EtherCAT Bus Couplers |
| Product | BK2000 |
BK2000 Beckhoff EtherCAT Bus Couplers Technical Specifications
| Specification | Value |
|---|---|
| Number of Bus Terminals | 64 |
| Max. number of bytes fieldbus | 512 byte input and 512 byte output |
| Configuration possibility | via KS2000 or the controller |
| Data transfer rates | 2.5 Mbaud |
| Bus interface | 2 x standard fiber-optic connector Z1000 (plastic fiber), Z1010 (HCS fiber) |
| Data transfer medium | fiber-optic conductor: APF (plastic) fiber (1,000 รยตm) or HCS fiber (200 รยตm) |
| Power supply | 24 V DC (-15%/+20%) |
| Input current | 70 mA + (total K-bus current)/4, 500ร mA max. |
| Starting current | approx. 2.5 x continuous current |
| 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) |
| Distance between stations | 45ร m for APF fiber, 300ร m HCS fiber |
| Data transfer time | 0.26 ms in the case of 10 modules for 32 bit inputs and outputs each (without K-bus run-time) |
| Weight | approx. 150 g |
| Operating temperature | 0...55ยฐC |
| Storage temperature | -25...+85ยฐC |
| 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, 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) | 51 mm x 100 mm x 69 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 | 512 inputs/outputs |
| Analog peripheral signals | 128 inputs/outputs |







