Beckhoff BK1120 User Manual

Product overview
BK11x0, BK125016 Version: 4.1
3.2 Technical data
Technical data BK1120 BK1150 BK1250
Task in the EtherCAT system Coupling of standard Bus Terminals (KLxxxx) to 100BASE-TX EtherCAT
networks
Number of K-bus terminals 64 (255 with K-bus extension interface KL9020 and KL9050)
Max. number of bytes,
fieldbus
1024bytes input and 1024bytes output
Digital peripheral signals 8192 inputs/outputs
Analog peripheral signals 256 inputs/outputs
Protocols EtherCAT
Baud rate 100Mbaud
Configuration KS2000 configuration software, TwinCAT System Manager or via EtherCAT
(ADS)
Bus connection 2 x RJ45 via E-bus contacts
Power supply 24V
DC
(-15%/+20%)
Current consumption 70mA + (K-bus current)/4, max. 500mA 70mA + (K-bus current)/4,
max. 200mA
K-bus power supply (5 V) max. 1750mA max. 2000mA max. 500mA
Power contacts max. 24V
DC
, max. 10A
Electrical isolation 500V (power contact/supply voltage/Ethernet)
Weight approx. 170g approx. 55g
Permissible ambient
temperature range during
operation
-25°C ... +60°C (extended temperature range)
Permissible ambient
temperature range during
storage
-40°C ... + 85°C
Permissible relative humidity 95%, no condensation
Dimensions (W x H x D) approx. 49mm x 100mm x 70mm approx. 15mm x 100mm x
70mm (width aligned: 12mm)
Mounting on 35mm mounting rail conforms to EN 60715
Vibration/shock resistance conforms to EN 60068-2-6 / EN 60068-2-27,
see also installation instructions for enhanced mechanical load capacity
[}38]
EMC immunity/emission conforms to EN 61000-6-2 / EN 61000-6-4
Protection class IP20
Installation position variable
Approval CE
ATEX [}44]
cULus [}82]

Beckhoff BK1120 Specifications

General

Brand	Beckhoff
Model	BK1120
Category	Adapter
Language	English