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PROFIBUS-DP External Communication Cards
POWERXL SERIES VFD MN040010EN—June 2018 www.eaton.com
Connector On-Board
Use DB-9 connector, pin assignment as below.
Table 99. Connector and pin assignment
Pin number Purpose
Housing Shield, Connected to PE
1 No use (or Shield, shield or protect GND)
2 No use (or M24, Minus 24V output Voltage)
3 RXD/TXD-P, Positive of Receive or Transmit signal
4 RTS, Request To Send
5 DGND, GND of signal (Isolated GND from RS-485 side)
6 VP, +5V, (Voltage- Plus, Isolated 5V from RS-485 side)
7 No use (or P24, Plus 24V Output Voltage)
8 RXD/TXD-N, Negative of Receive or Transmit signal
9 No use (or CNTR_N, Control-N)
Use 5.0 mm connector and pin assignment.
Connector on customer side
Customer side connector for DB9.
Customer side connector for 5.0 mm.
Figure 39. Com1 PROFIBUS DB9 adapter
PROFIBUS cable
Two types of cables can be used for PROFIBUS connection.
Table 100. PROFIBUS cable connections
Parameter Line A Line B
Impedance 135–165 Ω (3–20 MHz) 100–130 Ω (f >100 kHz)
Capacity <30 pF/m <60 pf/m
Resistance <100 Ω/km —
Wire gauge >0.64 mm >0.53 mm
Conductor area >0.34 mm
2
>0.22 mm
2
Table 101. Recommended cable
Cable Description Part Number
Belden PROFIBUS Data Cable 3079A
Olflex PROFIBUS Cable 21702xx
Siemens SINEC L2 LAN cable for PROFIBUS 6XV1830 = 0AH0
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