Technical data
BK2020
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
128 inputs/outputs
Configuration possibility
via KS2000 or the controller
Bus interface
2 x standard fibre optic connector Z1000 (plastic fibre), Z1010 (HCS fibre)
Power supply
24 V DC (-15 %/+20 %)
Input current
70 mA + (total K-bus current)/4, 500 mA max.
Starting current
approx. 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)
Distance between stations
45 m for APF fibre, 300 m HCS fibre
Weight
approx. 150 g
Operating/storage temperature
0…+55 °C/-25…+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. class/installation pos.
IP 20/variable
Approvals/markings
CE, UL, ATEX
Ex marking
II 3 G Ex nA IIC T4 Gc
