Basic Principle. Schneider Electric XBTF / TXBTF Graphic Terminals
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2. Operating Principle
Basic Principle
The terminals have 3 operating modes:
Application transfer
This mode enables transfers between the XBT-L1000 and the terminal.
( XBT-L1000 <-> XBT transfer: application and protocol).
Case of XBTs: local transfer XBT-L1000 <-> XBT
Case of TXBTs: local transfer XBT-L1000 <-> TXBT or remote transfer via the PLC network (Unitelway, Fipway or ISAway).
XBT-L1000
WARNING
UNINTENTIONAL EQUIPMENT OPERATION
Connect the serial link and printer link to the XBT with the power OFF.
Failure to follow this instruction can result in death, serious injury,
or equipment damage.
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2. Operating Principle
Operating mode
This mode is used for on-line control of thecontrol system:
- PLC control
- Displaying information, variables, alarms
- Entering values
- Discrete command
- Print, log consultation functions, etc.
or
XBT-L1000
Confidential mode
Besides providing access to the running mode functions, this allows you to access advanced functions requiring a password:
- Access to pages that are protected in run-time mode
- Access to system pages
Operating mode
PASSWORD
Confidential mode
In the "PASSWORD (advanded)" system pages it is possible to configure the automatic exit after a limited writing time (1 to 60
see "Confidential mode, password management", Page 18
.
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