Specifications

LONWORKS® LN-Series Network Communication and Interface Guide Technical Bulletin14
Table 6 provides details on and compares the channel types.
Table 6: Channel Type Details and Comparison
Channel
Detail
TP/FT-10 TP/LP-10 TP/XF-1250 PLT-22 LONWORKS
IP
FO-10
Common
Name
Free Topology Link Power Twelve Fifty Powerline N/A Fiber
Typical Use
Node Level
1
1. Node level refers to the communication segment at the node level.
Node Level
Backbone
2
2. Backbone refers to the main data communication segment that is usually common to all other segments.
Node Level Backbone Backbone
Raw Bite
Rate
78 kbps 78 kbps 1.25 Mbps N/A N/A Close to
TP/XF-1250
Packets Per
Second
144/168 144/168 747/835 14 (Typical) > 5000 pkts/s Close to
TP/XF-1250
Peak Traffic
3
3. Peak traffic refers to the peak packets per second limits for the media type defined.
180/210 180/210 933/1043 20
(CENELEC
4
protocol
disabled), 18
(CENELEC
4
protocol
enabled)
4. European Committee for Electrotechnical Standardization (CENELEC)
N/A Close to
TP/XF-1250
Topology Free, Bus Free, Bus Bus Free, Bus Bus Bus
Termination Yes; One per
segment in
Free topology
or two per
segment in
Bus topology
Yes; One per
segment in
Free topology
or two per
segment in
Bus topology
Both Ends Special
applications
only (long haul
or lightly
loaded
powerline
network)
Ethernet
Standard
N/A
Maximum
Total Cable
Length
5
5. Subject to cable type. See the Network Cables section for details.
Bus = 2,700 m
(8,858 ft)
Free = 500 m
(1,640 ft)
Bus = 2,700 m
(8,858 ft)
Free = 500 m
(1,640 ft)
130 m
(427 ft)
Kilometers
(Miles)
Unlimited
(Worldwide
Internet or
Local LAN)
30 km
(19 mi)
Maximum
Stub Length
Bus = 3 m
(10 ft)
Bus = 3 m
(10 ft)
0.3 m (1 ft) N/A N/A N/A
Maximum
Device-to-
Device
Distance
Free = 500 m
(1,640 ft)
Free = 500 m
(1,640 ft)
130 m
(427 ft)
N/A N/A N/A
Maximum
Number of
Devices Per
Segment
64 128 64 N/A N/A Hundreds