Devicenet Communications Card Installation; 3G3Mv Series - Omron 3G3MV-PDRT2 User Manual

Setup and Wiring
The Master and Slave Unit connectors have colored stickers that correspond to the wire colors.
When wiring, the sticker color and wire color can be compared to verify that the wiring is correct.
The following table shows the cable colors.
Sticker color
Black
Blue
---
White
Red
Wiring the Inverter
■
●

3G3MV Series

When the DeviceNet Communications Unit is installed, the Inverter's main circuit and control circuit
terminals will be inaccessible, so always wire the main circuit terminals and control circuit terminals
in advance according to the directions in the User's Manual.

3-2-2 DeviceNet Communications Card Installation

!Caution Before installing and wiring an Optional Card, always turn OFF the power to the
SYSDRIVE 3G3RV/3G3PV/3G3FV Inverter and wait for the CHARGE indicator to
turn OFF.
Mounting Procedure
■
1.Turn OFF the Inverter, wait for at least 5 minutes, remove the front cover of the Inverter, and check
that the CHARGE indicator is not lit.
2.Mount the Optional Card to the option C area.
3.The 3G3RV and 3G3PV has a securing latch for option C and option D, so the securing latch must
be removed.
4.Insert the provided spacers into the spacer holes on the mounting base of the Inverter.
5.After properly engaging the connectors of the Optional Card and control circuit board, insert the
spacers to the spacer holes of the Optional Card, and press the Optional Card until the spacers
click.
6.If a 3G3RV or 3G3PV is being used, replace the securing latch that was removed in step 3.
7.Connect the shield grounding wire of the Optional Card to FG terminal 12 (E) on the control circuit
board of the Inverter.
8.Press the top of the connector 2CN and check that the apexes of the triangular marks on both
sides match.
Code Cable color
V −
Black
CAN L Blue
SG (Shield)
CAN H White
V+ Red
Details
Communications power supply ground.
Communications data low side.
Shield connection.
Communications data high side.
Communications power supply, 24 V DC.
Chapter 3
3-11