Diametral AC250K2D Руководство - Страница 7

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Keep the key C (15) for three seconds. The sign StA (stabilization) will appear

on the display SET (3) and on the display REAL (8) its momentary status

(On/Off). By pressing the key DOWN (11) you will disable the stabilization, by

pressing the key UP (10) the stabilization will be allowed. The selected status

will be displayed on the display REAL (8). To confirm the selection you have to

press the key ENTER (14).

If the stabilization was forbidden, the setting of SL (saving of the last set

voltage value) according to the point 4 will immediately follow.

If the stabilization was allowed, the function of tolerance tOL (tolerance of the

stabilization) will follow. With using the numeric keys set the tolerance value in

the range of 1 ÷ 9V and confirm by pressing the key ENTER (14).

The function SL (saving of the last set voltage value) will follow. By pressing

the key DOWN (11) you will disable this function, by pressing the key UP (10)

this function will be allowed. To confirm your selection you have to press the

key ENTER (14).

Further variable function is OUT. This function will affect the output behaviour

of the source during the process of the new switching-on. Pressing the key

DOWN (11) will ensure that during the new switching-on of the source, the

output will be switched-off. Pressing the key UP (10) will ensure that during the

new switching-on of the source, the output will be switched-on/off, according to

the last status of the output before switching-off the source. In the case that

saving of the last set voltage value (SL) is forbidden, the output is automatically

set to the status switched-off just after switching-on the power supply.

Following the instruction in the point 5, you set the basic characters of the

power supply. You can now leave the setup menu by pressing the key C (15)

or continue in setting of further functions by pressing the key ENTER (14).

For setting more functions of the source you have to enter a code. The preset

code from the production is 1234. Than the entered code confirm by the key

ENTER (14). Note: Is recommended to change this code immediately after

switching-on the source for the first time.

Set the highest allowed voltage, which would be possible to set from the

keyboard and confirm it by pressing the key ENTER (14).

Now will follow the request for changing the password. By pressing the key

DOWN (11) you can disable this change and by pressing the key ENTER (14)

you can leave the setup menu. By pressing the key UP (10) is the change

allowed and after pressing the key ENTER (14) you will be asked to enter the

new 4-figures password. To confirm the new password press the key ENTER

(14) and you will be asked for repeating the password for control. After

confirmation of the repeated password by the key ENTER (14) you will leave

the setup menu.

You can change your selection anytime and leave the setup menu by pressing the key C

(15).

V.IV. Disconnection of the communication interface RS232

In some cases is necessary to disconnect the communication of the AC Power Supply with the

parent computer. For this purpose serves the key LOCAL (12). After pressing this key the

source will be switched to the Communication Mode and on the display SET (1) will be

displayed the present status (ON - is allowed to control the source only by the keyboard of the

power supply, OFF - control is allowed also by the parent computer). Pressing of the key UP

(10) will switched-off the local controlling and on the display SET (1) will be displayed OFF,

pressing of the key DOWN will switched the local controlling on and on the display will be

displayed the sign ON. The selection of the communication status does not need to be

confirmed by the key ENTER (14), but is immediately made. By pressing the key ENTER (14)

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