YASKAWA 1000 Series Installation Manual page 21

Figure 7
A
A – Route wires through the openings
provided on the left side of the
front cover.
<1> The drive will not meet NEMA Type 1 requirements if wiring is exposed outside the enclosure.
6.
Select proper PROFIBUS-DP cables.
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
Condition
Impedance
Loop Resistance
Core Cross-Section
Core Diameter
YASKAWA ELECTRIC TOBP C730600 42D 1000-Series Option SI-P3 Installation Manual
<1>
Figure 7 Wire Routing Examples
and Table 7.
Table 6 Communication Cable Requirements
Capacity
5 Installation Procedure
B – Use the open space provided
inside the drive to route option
wiring.
Specifications
135 to 165 Ω at a frequency of (3 to 20 MHz)
30 pF/m maximum
110 Ω/km maximum
0.34 mm minimum
2
0.64 mm minimum
B
21