Lenze CANopen control technology - Manual (Page 23)

DMS 4.2 EN 07/2011 TD17
L
23
Control technology | CANopen communication manual
Technical data
Bus cable length
5.4.2 Segment cable length
The segment cable length is determined by the used cable cross-section and the number of
nodes. Repeaters divide the total cable length into segments. Without a repeater, the
segment cable length corresponds to the total cable length.
Example: Selection help
Max. number of
nodes per segment
Cable cross-section (interpolation is permissible)
0.25 mm 2
(AWG 24)
0.50 mm 2
(AWG 21)
0.75 mm 2
(AWG 19)
1.00 mm 2
(AWG 18)
2 240 m 430 m 650 m 940 m
5 230 m 420 m 640 m 920 m
10 230 m 410 m 620 m 900 m
20 210 m 390 m 580 m 850 m
32 200 m 360 m 550 m 800 m
63 170 m 310 m 470 m 690 m
100 150 m 270 m 410 m 600 m
Given:
Total cable length to be
implemented
200 m
Number of nodes 63
Results
Max. possible baud rate
250 kbps
(derived from table Total cable length ( 22) )
Required cable cross-section
(interpolated)
0.30 mm 2 (AWG23)
(derived from table Segment cable length ( 23) )
Cable cross-section - standard CAN
cable
0.34 mm 2 (AWG22)
Bus cable specification ( 21)