Serial Interface (Rsxxx); Modems; Ethernet - Siemens DMS8000 Application & Planning

NK8000 network planning
5.5.2

Serial interface (RSxxx)

Transceiver Media Max. Nodes
per Segment
RS 232 3 wires point-to-point
RS 422 2 twisted point-to-point
pairs
RS 485 1 twisted ~32, depending
pair on addressing
master-slave
RS 485 2 twisted ~32
pair
depending on
addressing
5.5.3

Modems

Transceiver Media Max. Nodes
per Segment
Tele- point-to-point
phone
Line cat.
3
Wireless
5.5.4

Ethernet

Transceiver Media Max. Nodes
per Segment
10Base2 Copper 30
Coax
cable 50
W RG 58
10Base5 Copper 100
Coax 50
W
10BaseT 4-wire 1024 per the
Copper whole network
CAT. 6
100 W
imped-
ance
86
Building Technologies
CPS Fire Safety
Max. nodes per sub-network: 128
Max. number of repeaters per sub-network: 4 (5 segments)
Detailed specifications:
http://www.echelon.com/support/documentation/Manuals/
Topol- Max.
ogy Speed
PTP 115kbps
PTP 1Mbps*
bus 1Mbps*
bus 1Mbps*
Topol- Max.
ogy Speed
PSTN 56kbps
analog
64 kbps
ISDN basic
rate Inter-
face
GSM
Topol- Max.
ogy Speed
Bus 10 Mbps
Bus 10 Mbps
Star 10 Mbps
049_DMS_DMS8000_Application_Specification_Planning_MP4.81_A6V10063710_a_en.doc
Connector Max. Distance
Type without spe-
cial HW
D-Sub 9 15 Meter
D-Sub 25
RJ 45
1km*
1km*
1km*
Connector Max. Distance
Type without spe-
cial HW
World-wide
over the PSTN
(public
switched tele-
phone network)
World-wide
over the GSM
(Global System
for Mobile
communica-
tions)
Connector Max. Distance
Type without spe-
cial HW
Coax con- 185 Meter
necter BNC
Vampire 500 Meter
taps with
15 Pin AUI
connector
RJ 45 100 Meter
Remarks URL
www.phoenixcontact.de
www.wut.de
* speed-
distance
trade-off
* speed-
distance
trade-off
* speed-
distance
trade-off
Remarks URL
www.westermo.se
www.blackbox.com
www.zyxel.com
Remarks URL
Max. 4 Re- www.blackbox.com
peaters in
www.anixter.com
serial (5
www.alliedtelesyn.co
segments)
m
and max. on
www.rad.com
3 segments
nodes con-
nected
Max. 4 Re-
peaters in
serial (5
segments)
Max. 4 Re-
peaters in
serial (5
segments)
09.2016