BK5250 – Beckhoff

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DeviceNet Compact Bus Coupler I/O Station 64 “Beckhoff”

Data transfer medium screened, twisted copper wire with power supply, 5-pin
Max. cable length 500 m 250 m 100 m
Data transfer rates 125 kbaud 250 kbaud 500 kbaud
Operating modes bit strobe, polling, cyclic, change of state (COS)
DeviceNet type communications adapter
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Technical data BK5250
Number of Bus Terminals 64 (255 with K-bus extension)
Max. number of bytes fieldbus 512 byte input and 512 byte output
Digital peripheral signals 1,020 inputs/outputs
Analog peripheral signals 256 inputs/outputs
Configuration possibility via KS2000 or the controller
Data transfer rates automatic detection
Bus interface 1 x open pluggable connector, 5-pin, included
Power supply 24 V DC (-15 %/+20 %), through bus cable 11…25 V (conforms to DeviceNet specification)
Serial interface configuration interface
Diagnostics LED 2 x power supply, 2 x K-bus, 2 x fieldbus
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/storage temperature -25…+60 °C/-40…+85 °C
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
Ex marking II 3 G Ex nA IIC T4 Gc
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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 (e), flexible conductor (f) and ferrule (a): 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