Remote Control
4.5 CAN Communication Port
There is one DB25 interface at the rear panel of power supply, and the pin
definition is shown below. The user can use this terminal for PC connection; to
activate connection, be sure that the values set in the System menu are same
as the corresponding values set in PC.
CAN setting in the program shall be consistent with the one set in the System
menu of front panel. To query and change.
Baud Rate
In the front panel [Shift] + [P-set](Menu), under the System menu, the user can
select one Baud rate stored in NVM: 20K|40K|50k|80k|100k|125k|150k|200k|
250k|400K|500K|1000K.
CAN Pin Definition
Use DB25 interface for connection. CAN interface pin is as follows.
Pin No. Description
H CAN_H
L CAN_L
CAN Troubleshooting:
If CAN connection fails, check that:
• The PC and power supply have same Baud rate.
• Appropriate interface pin or adapter is used, as described in CAN connector.
• The interface cable is correctly connected (CAN_H to CAN_H, CAN_L to
CAN_L).
• Check whether 120 Ω terminal resistance is connected.
Setting Communication
Before running communication, please match the power supply parameters with
the PC parameters as shown below.
Baud rate: 20K(20K|40K|50k|80k|100k|125k|150K|200k|250k|400K|500K|
1000K). You can enter the System menu through panel and set the
communication Baud rate.
Copyright © Itech Electronic Co., Ltd.
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