Beckhoff KL9020, Documentation

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Product Overview
KL9020, KL9050 13 Version: 2.1.0
2.4 Technical Data
Technical Data General
Number of Bus Terminals per Fieldbus Coupler with BKxx20 or BKxx50 fieldbus coupler: max. 255
with Fieldbus Couplers BKxx00 or BKxx10: max. 64
Number of bytes per Fieldbus Coupler limited by Fieldbus Coupler and Fieldbus Limit (see documentation for the Field-
bus Coupler being used)
Increase in runtime due to K-bus extension negligible (see runtime calculation in the documentation for the Fieldbus Coupler
used)
Length of cable between 2 terminal blocks max. 5 m
Total length of cable (from KL9020 to the last
KL9050) max. 155 m (31 x 5 m)
Topology Bus structure
Technical Data
KL9020 [ } 11] End Terminal with RJ45 socket for K-Bus extension
Fieldbus independent
Number of KL9020 per Fieldbus Coupler 1
Configuration automatic
Current consumption from the K-bus typically 70 mA
Dielectric strength 500 V (shielding, base plate / K-bus)
Permissible ambient temperature range during oper-
ation 0 °C ... + 55 °C
Permissible ambient temperature range during stor-
age -25 °C ... + 85 °C
Permissible relative air 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
Weight approx. 45 g
Dimensions (W x H x D) approx. 26 mm x 100 mm x 70 mm
Mounting [
}
15]
on 35 mm mounting rail conforms to EN 60715
Installation position variable
Protection class IP20
Approvals
CE, UL, ATEX [ } 24] , GL see Beckhoff Homepage
Technical Data
KL9050 [
}
12] K-Bus Extension Coupler Terminal
Number of Bus Terminals per KL9050 max. 64
Number of KL9050 per Fieldbus Coupler max. 31
Configuration
via switch Function switch [ } 16]
Supply voltage 24 V
DC
(-15%/+20%)
Current consumption (via Terminals V
k
24V, V
k
0V) maximum 200 mA
Calculation: 70 mA + (K-bus current of the terminal block) / 4
Starting current 2.5 x nominal current
K-bus power supply (for Bus Terminals) maximum 400 mA
Power contacts voltage maximum 30 V
DC
Power contact current load 10 A max. (short-circuit 125 A)
Dielectric strength 500 V (power contact/supply voltage/fieldbus)
Permissible ambient temperature range during oper-
ation 0 °C ... + 55 °C
Permissible ambient temperature range during stor-
age -25 °C ... + 85 °C
Permissible relative air 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
Weight approx. 75 g
Dimensions (W x H x D) approx. 24.5 mm x 100 mm x 70 mm
Mounting [ } 15]
on 35 mm mounting rail conforms to EN 60715
Installation position variable
Protection class IP20
Approvals
CE, UL, ATEX [
}
24] , GL see Beckhoff Homepage