Communication Cable Specifications - YASKAWA SI-P3 Installation Manual

5 Installation Procedure
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Communication Cable Specifications

To ensure proper performance, Yaskawa recommends using PROFIBUS-DP-dedicated
cables. Refer to the PROFIBUS-DP website at www.profibus.com for more information on
cables.
Yaskawa recommends using PROFIBUS-DP cables suitable for the conditions listed in
Table 6 and Table 7.
Condition
Impedance
Loop Resistance
Core Cross-Section
Core Diameter
Communication Speed (kbps)
30
Table 6 Communication Cable Requirements
Capacity
Table 7 Communication Cable Length
9.6
19.2
45.45
93.75
187.5
500
1500
3000
6000
12000
YASKAWA ELECTRIC TOBP C730600 82B YASKAWA AC Drive Option SI-P3 Installation Manual
Specifications
135 to 165 Ω at a frequency of (3 to 20 MHz)
30 pF/m maximum
110 Ω/km maximum
0.34 mm 2 minimum
0.64 mm minimum
Distance per Segment
1200 m (3937 ft.)
1200 m (3937 ft.)
1200 m (3937 ft.)
1200 m (3937 ft.)
1000 m (3280 ft.)
400 m (1312 ft.)
200 m (656 ft.)
100 m (328 ft.)
100 m (328 ft.)
100 m (328 ft.)