Mitsubishi Electronics MELSEC FX2N ユーザーズマニュアル
FX2N-32DP-IF Profibus-DP Interface Unit
Wiring and Mounting Arrangements 2
2-3
2.2.2
Wiring for 32DP-IF and Profibus-DP Network
To connect the 32DP-IF to a Profibus-DP network use only the Profibus connectors and
shielded twisted-pair cable complying with EN50170.
shielded twisted-pair cable complying with EN50170.
Please use terminating resistors and Profibus connectors as shown in the DP-master manual
and Profibus connector manual.
and Profibus connector manual.
The 32DP-IF does not have a terminating resistance built-in.
Figure 2.4: Wiring about 32DP-IF and Profibus-DP Network
Figure 2.5: Wiring for Power Line Circuit
Figure 2.6: Profibus Connector
100 ~ 240 V AC
L
COM
24+
FX
2N
-32DP-IF
Profibus-DP
Interface Unit
Interface Unit
N
Power line
circuit
Service supply
For power circuit,
refer to Figure 2.5.
refer to Figure 2.5.
For Profibus
connector, refer
to Figure 2.6.
connector, refer
to Figure 2.6.
Shielded twisted-pair
cable complying with
EN50170 to Profibus-
DP network
cable complying with
EN50170 to Profibus-
DP network
Grounding plate
Grounding
resistance of
100
resistance of
100
Ω
or less
(Class 3)
For noise prevention please attach at least 50 mm
(1.97") of the twisted-pair cable along the grounding
plate to which the ground terminal is connected.
(1.97") of the twisted-pair cable along the grounding
plate to which the ground terminal is connected.
MC
MC
MC
MC
Fuse
Connect to "N" terminals
Power supply
for loads
for loads
Power supply
for loads
for loads
100 ~ 240 V AC
Emergency stop
Circuit protection device
Connect to "L" terminals
Shielded twisted-pair cable to
Profibus-DP network
Profibus-DP network
FX
2N
-32DP-IF Profibus
Interface-DP Unit