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Picture of BK9103 BECKHOFF PROFINET Bus Coupler

BK9103 BECKHOFF PROFINET Bus Coupler

The BK9103 Bus Coupler connects PROFINET RT with the modular, extendable electronic terminal blocks. One unit consists of one Bus Coupler, any number from 1 to 64 terminals (255 with K-bus extension) and one end terminal.
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Manufacturer: Beckhoff
SKU: PCM1734
3,250.00 (SAR)
2,925.00 (SAR)
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System dataPROFINET | BK9103
Number of I/O stations only limited by IP addresses
Number of I/O points depending on controller
Data transfer medium 4 x 2 twisted pair copper cable; category 3 (10 Mbit/s), category 5 (100 Mbit/s)
Distance between stations 100 m between hub/switch and Bus Coupler or between Bus Coupler and Bus Coupler
Data transfer rates 100 MBit/s
Topology line or star wiring
Cascading up to 20 BK9103 or max. line length 2 km
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Technical dataBK9103
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 512 inputs/outputs
Analog peripheral signals 256 inputs/outputs
Protocol PROFINET RT (Class B)
Configuration possibility via KS2000
Data transfer rates 10/100 Mbit/s, automatic recognition of the transmission rate
Bus interface 2 x RJ45 (2-channel switch)
Power supply 24 V DC (-15 %/+20 %)
Input current 70 mA + (total K-bus current)/4, 500 mA max.
Starting current 2.5 x continuous current
Recommended fuse ≤ 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/fieldbus)
Weight approx. 170 g
Operating/storage temperature -25…+60 °C/-40…+85 °C
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, UL, ATEX, IECEx, DNV GL
Ex marking ATEX:
II 3 G Ex nA IIC T4 Gc
IECEx:
Ex ec IIC T4 Gc
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Housing dataBKxxxx, BCxxxx
Design form compact terminal housing with signal LEDs
Material polycarbonate
Dimensions (W x H x D) 51 mm x 100 mm x 69 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
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