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9) DIGITAL SELECTOR ET-DSEL – PURPOSE AND CONNECTIONS
The digital selector ET-DSEL is the essential tool for the installer, to congure the
automatic door operation and perform the setup and function/parameter setting
operations, to carry out the system diagnostics and to access the event memory
containing information about the automation and its operation.
Access to the programming menu is protected by a safety technical password, to
ensure that only specialised, authorized personnel can perform any operation on the
automation.
The digital selector ET-DSEL can also be used by the nal user, but only to select
the operating mode of the automatic door; the user can also select the preferred
language and set up a user password to prevent the use of the digital selector by
unauthorized persons.
Connect the digital selector ET-DSEL to the control unit of the automation
NEXT-L120S, using a 0.33mm 4-wire twisted pair cable for RS485 applications.
Terminal +13V = connect to the terminal + of the control unit NEXT‑L120S
(+ positive);
Terminal ‑ = connect to the terminal 0 of the control unit NEXT‑L120S
(0 GND);
Terminal A = connect to the terminal A of the control unit NEXT-L120S (A);
Terminal B = connect to the terminal B of the control unit NEXT-L120S (B);
For each subject-matter described in the following paragraphs, the
use of the digital selector (hereinafter ET-DSEL) is explained in the
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