Bus Cable Length (Cia 303-1) - Toshiba TOSVERT VF-S15 Series Communication Function Manual

2.7. Bus cable length (CiA 303-1)

Bus cable length depends on the below items.
a) Number of the slave
b) Cable type
c) Bit rate
AC parameters : 120 ohm impedance and 5ns/m specific line delay
Number of Node and Bit rate.
Bit rate
1M
800k
500k
250k
125k
50k
20k
10k
Master
Lu
Slave
Number of node
20 40 60
219m 198m 181m
(193m) (174m) (159m)
L
･ ･ ･
Slave Slave Slave
80 100
25m
50m
100m
160m 154m
(146m) (135m)
- 8 -
E6581911
R Slave
Lu
120 max
1.5m
2.5m
5m
10m
20m
143m
60m
(126m)
150m *1
300m *1 1500m
CANC-22 (CAT5) cable
*1: Limited by Number of node
∑Lu
5m
7.5m
25m
50m
100m
350m
750m