Terminal Name; Power Supply Wiring - Mitsubishi GOT1000 User Manual

7.1.3

Terminal name

RS-422
7.1.4

Power supply wiring

Tightening torque for the power terminals
1 Grounding the GOT and other devices
Make sure to carry out the followings for grounding.
• Carry out the independent grounding if possible.
Provide class D (class 3) grounding. (Ground resistance must be 100Ω or less.)
• If the independent grounding is impossible, carry out the shared grounding as shown in fig.2) below.
GOT
Grounding
(100
(1) Independent ground
...... Best condition
• Set the grounding point closer to the GOT to make the grounding cable short as possible.
Provide grounding using a single grounding wire. Refer to the table below to select the proper size
grounding wire.
Solid wire
1.5mm
7 - 3 7.1 Power Supply Wiring
7.1.3 Terminal name
+
INPUT
24VDC
-
(FG)
RS-422
SDA
SDB
RDA
RDB
SG
RSA
RSB
CSA
CSB
+10%
DC24
-15%
+
Class D
grounding
Other
GOT
device
(100
or less)
(2) Shared grounding
...... Good condition
2
, AWG16
WWW.NNC.IR
+
INPUT
24VDC
-
(FG)
RS-232
Power terminals on the GOT
+
INPUT
24VDC
-
(FG)
0.22 to 0.25 N•m
Other
GOT
device
Grounding
or less)
(3) Common grounding
Ground wire size
Stranded wire
2
1.0mm , AWG16
Other
device
...... Not allowed
Ferrules with plastic sleeve
2
0.5mm , AWG20