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BK5250 | DeviceNet Compact Bus Coupler

BK5250 | DeviceNet Compact Bus Coupler

BK5250 | DeviceNet 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
BK5250 | DeviceNet Compact Bus Coupler

BK5250 | DeviceNet Compact Bus Coupler

The Compact Bus Coupler BK5250 for DeviceNet 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 DeviceNet Bus Coupler offers automatic baud rate detection up to 500 kbaud and two address selection switches for address assignment. A 5-pin 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 dataBK5250
Number of Bus Terminals64 (255 with K-bus extension)
Max. number of bytes fieldbus512 byte input and 512 byte output
Digital peripheral signals1,020 inputs/outputs
Analog peripheral signals256 inputs/outputs
Configuration possibilityvia KS2000 or the controller
Data transfer ratesautomatic detection
Bus interface1 x open pluggable connector, 5-pin, included
Data transfer mediumscreened, twisted copper wire with power supply, 5-pin
Power supply24 V DC (-15%/+20%), through bus cable 11…25 V (conforms to DeviceNet specification)
Serial interfaceconfiguration interface
Diagnostics LED2 x power supply, 2 x K-bus, 2 x fieldbus
Current supply K-bus1750 mA
Power contactsmax. 24 V DC/max. 10 A
Electrical isolation500 V (power contact/supply voltage Bus Coupler)
Operating modesbit strobe, polling, cyclic, change of state (COS)
DeviceNet typecommunications adapter
Weightapprox. 100 g
Operating/storage temperature-25…+60°C/-40…+85°C
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 3 G 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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