Kamstrup M-Bus Master MultiPort 250D - Examples of Network Sizes

23Kmstrup A/S • 5512853_C1_GB_01.2017
M-Bus Mster MultiPort 250D
4.3.3 Exmples of network sizes
The below tbles show exmples of possible network sizes with different cble configurtions. Ech connected
repeter increses the possible cble length by the below lengths.
Cble type 0.34 mm
2
(56 Ohm/110 nF)
Speed / Number of meters 10 50 150 250
300 bud 10,000 m 2,000 m 700 m 400 m
2400 bud 4,000 m 2,000 m 700 m 400 m
9600 bud 2,000 m 2,000 m 700 m 400 m
Possible cble lengths with ll meters plced t the end of the cble network.
Speed / Number of meters 10 50 150 250
300 bud 10,000 m 3,500 m 1,200 m 700 m
2400 bud 7,000 m 3,500 m 1,200 m 700 m
9600 bud 3,500 m 3,500 m 1,200 m 700 m
Possible cble lengths with meters evenly distributed in the cble network.
Cble type 1.5 mm
2
(12 Ohm/110 nF)
Speed / Number of meters 10 50 150 250
300 bud 10,000 m 8,000 m 2,800 m 1,600 m
2400 bud 10,000 m 8,000 m 2,800 m 1,600 m
9600 bud 3,500 m 3,500 m 2,800 m 1,600 m
Possible cble lengths with ll meters plced t the end of the cble network.
Speed / Number of meters 10 50 150 250
300 bud 10,000 m 10,000 m 4,800 m 2,800 m
2400 bud 10,000 m 10,000 m 4,800 m 2,800 m
9600 bud 6,500 m 6,500 m 4,800 m 2,800 m
Possible cble lengths with meters evenly distributed in the cble network.