Technical data
KL6781
Technology
M-Bus
Data transfer standard
M-Bus physics
Data transfer channels
1
M-Bus devices
max. 40 standard loads, each with a current consumption of 1.5 mA
Data transfer rates
300…9600 baud (default 2400 baud)
Bus access
master-slave mode (polling)
Cable length
max. 300 m
Current consumption K-bus
typ. 65 mA
Current consumption power contacts
max. 250 mA
Short-circuit proof
yes
Electrical isolation
500 V (K-bus/M-Bus)
Bit width in the process image
input/output: 24 bytes
Configuration
TwinCAT (M-Bus function blocks)
Nominal voltage
24 V DC (-10 %/+8 %)
Input voltage
24 V DC (-10 %/+8 %)
Special features
TwinCAT library: TwinCAT PLC M-Bus
Weight
approx. 60 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/see documentation
Approvals/markings
CE, UL
