32
Length of cables
4-port daisy-chain connection (using DUs)
4-port daisy-chain connection (using IUs)
CU-DU DU-DU
EXT-
DU
Number of DUs
connected
Maximum
number of
units
connected
Number
of EXTs
needed
Number of IUs
connected
Maximum
number of
units
connected
Number
of EXTs
needed
L1
L2
L3
10 m
5.0 m
10 m
A/B: 1 to 15 × 2 units
C/D: 1 to 10 × 2 units
(total 50
units)
A/B: 0
units
C/D: 0
units
A/B: 1 to 10 × 2 units
C/D: 1 to 6 × 2 units
(total 32
units)
A/B: 0
units
C/D: 0
units
A/B: 16 to 30 × 2 units
C/D: 11 to 20 × 2 units
(total 100
units)
A/B: 2
units
C/D: 2
units
A/B: 11 to 29 × 2 units
C/D: 7 to 20 × 2 units
(total 98
units)
A/B: 2
units
C/D: 2
units
50 m
2.0 m
10 m
A/B: 1 to 15 × 2 units
C/D: 1 to 10 × 2 units
(total 50
units)
A/B: 0
units
C/D: 0
units
A/B: 1 to 9 × 2 units
C/D: 1 to 6 × 2 units
(total 30
units)
A/B: 0
units
C/D: 0
units
A/B: 16 to 30 × 2 units
C/D: 11 to 20 × 2 units
(total 100
units)
A/B: 2
units
C/D: 2
units
A/B: 10 to 29 × 2 units
C/D: 7 to 20 × 2 units
(total 98
units)
A/B: 2
units
C/D: 2
units
100 m
2.0 m
10 m
A/B: 1 to 14 × 2 units
C/D: 1 to 10 × 2 units
(total 48
units)
A/B: 0
units
C/D: 0
units
A/B: 1 to 8 × 2 units
C/D: 1 to 6 × 2 units
(total 28
units)
A/B: 0
units
C/D: 0
units
A/B: 15 to 30 × 2 units
C/D: 11 to 20 × 2 units
(total 100
units)
A/B: 2
units
C/D: 2
units
A/B: 9 to 28 × 2 units
C/D: 7 to 20 × 2 units
(total 96
units)
A/B: 2
units
C/D: 2
units