Communication To The Etl600; Specifying A Write Password; Direct Connection Via Cable - ABB ETL600 Instruction Manual

ETL600
and all terminals. Terminals which are connected together for this
purpose are said to form an element management network. Refer to
section 4.5 on how to build up such networks.
4.4.

Communication to the ETL600

To establish the communication between HMI600 and an ETL600
terminal,
•
communication media like cables, modems, network cards, servers
must be properly installed and configured,
•
the communication parameters of the various devices participating
in the communication must be correctly set,
•
the Logon operation must be executed using menu Equipment,
click Connect.
4.4.1.

Specifying a Write password

After having successfully connected to the equipment as described in
the following sections, it is possible to specify and download a Write
password. Once this has been done, equipment settings can't be
changed without entering the correct password at Logon.
Caution
To specify or change a Write password, point to Options /
Communications / Change P4LT Write Password, enter the old
password (if any), enter the new password, retype the new password
and click OK to download the password to the equipment.
4.4.2.

Direct connection via cable

The easiest way for HMI600 to communicate with an ETL600 terminal
is via cable. The PC must be equipped with a COM port or a USB port.
In the latter case, a USB to RS-232 converter is required.
HMI600
Fig. 4-1
User Interface Program
1KHW001489-EN
Never forget a password which has been
downloaded to the equipment. The only way to
reset a forgotten password is to send the P4LT
board of the equipment back to the supplier for
repair.
RS232
cable
Communication via cable
November 2005
ABB Switzerland Ltd
ETL600
4-3