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BK5151 | CANopen Compact Bus Coupler

BK5151 | CANopen Compact Bus Coupler

BK5151 | CANopen Compact Bus Coupler

Status display
fieldbus,
power LEDs
K-bus
Bus Coupler
supply
Input for
power contacts
Power contacts
Fieldbus connection
Address selector
Configuration interface
Address selector
BK5151 | CANopen Compact Bus Coupler

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 dataBK5151
Number of Bus Terminals64 (255 with K-bus extension)
Max. number of bytes fieldbus16 Tx/Rx PDOs
Number of PDOs (CANopen)16 Tx/Rx PDOs
Additional CANopen featureslife, node guarding, emergency object, variable mapping, store/restore
Data transfer ratesautomatic detection up to 1 Mbaud
Bus interfaceD-sub 9-pin socket
Data transfer mediumscreened, twisted copper cable, 2 x signal, 1 x ground (recommended)
Power supply24 V DC (-15%/+20%)
Serial interfaceconfiguration interface
Diagnostics LED2 x power supply, 2 x K-bus, 2 x fieldbus
Current supply K-bus1750 mA
PDO modessynchron, cyclic, event driven, polling
Weightapprox. 100 g
Operating/storage temperature-25…+60°C/-40…+85°C
Relative humidity95%, no condensation
Vibration/shock resistanceconforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emissionconforms to EN 61000-6-2/EN 61000-6-4
Protect. rating/installation pos.IP20/variable
Approvals/markingsCE, UL, ATEX, IECEx
Ex markingATEX:
  II 3G Ex ec IIC T4 Gc
IECEx:
  Ex ec IIC T4 Gc
Housing dataBKxx50, BCxx50
Design formcompact terminal housing with signal LEDs
Materialpolycarbonate
Dimensions (W x H x D)44 mm x 100 mm x 68 mm
Installationon 35 mm DIN rail, conforming to EN 60715 with lock
Side by side mounting by means ofdouble slot and key connection
Markinglabeling of the BZxxx series
Wiringsolid conductor (s), flexible conductor (st) and ferrule (f): spring actuation by screwdriver
Connection cross-sections*: 0.08…2.5 mm²,
st*: 0.08…2.5 mm²,
f*: 0.14…1.5 mm²
Stripping length8…9 mm
Current load power contactsImax: 10 A

*s: solid wire; st: stranded wire; f: with ferrule

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