Rs485-Based Option Boards; Common Information For The Opte3/E5 And Opte2/E8 Option Boards; The Opte3/E5 And Opte2/E8 Option Board Layout; The Jumpers In The Opte3/E5 And Opte2/E8 Option Boards - Danfoss VACON OPTE3 Installation Manual

VACON® RS485 and CAN Bus Option Boards
Installation Guide

5 RS485-based Option Boards

5.1 Common Information for the OPTE3/E5 and OPTE2/E8 Option Boards

5.1.1 The OPTE3/E5 and OPTE2/E8 Option Board Layout

The fieldbus is connected to the OPTE3 and OPTE2 option boards using a 5-pin pluggable bus connector. The fieldbus is connected
to the OPTE5 and OPTE8 option boards using a Sub- D9 connector. The option boards have the same layout regarding connectors,
LEDs and jumpers. The following figure shows the board layout. OPTE5 and OPTE8 use a different fieldbus connector.
PS BS FS
1
2
3
4
5
Illustration 12: The OPTE3/E5 and OPTE2/E8 Option Board Layout
Because of the different connectors, the signal pin layout in the cable connections are different. The following table describes the
signals.
Table 8: The Connections of the Option Board
Signal Connector pin Screw plug OPTE3, OPTE2
Shield 1
VP 2
RxD/TxD-P 3
RxD/TxD-N 4
DGND 5

5.1.2 The Jumpers in the OPTE3/E5 and OPTE2/E8 Option Boards

The jumper settings for these option boards are described in this chapter. For jumper locations, see
OPTE2/E8 Option Board Layout.
If the AC drive is the last device on the bus, bus termination has to be set.
Danfoss A/S © 2022.08
X13
X14
Sub-D9 OPTE5, OPTE8 Description
1 Cable shield
6 Supply voltage - plus (5V)
3 Receive/Transmit data - plus (B)
8 Receive/ Transmit data - minus (A)
5 Data Ground (reference potential for VP)
RS485-based Option Boards
5.1.1 The OPTE3/E5 and
AN338644703080en-0002 / DPD02156 | 39