ABB ETL600, Instruction Manual

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ETL600 1KHW001489-EN
ABB Switzerland Ltd
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
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.
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.
RS232
cable
ETL600
HMI600
Fig. 4-1 Communication via cable
User Interface Program November 2005 4-3