Svantek SVAN 977W, User Manual

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16 SVANTEK 977W User Manual

To change the uppercase to lowercase letters or symbols the user has to
select ABC button and press <ENTER> .

The user can insert, delete or change the position in the edited text using the
buttons of the keyboard: Ins , Del ,
◄
and
►
.

To confirm the editted name the user has to select Ok button and press
<ENTER> .
Help information
In most windows the last line or several lines at the bottom of the screen contain help information. It informs the
user how to select or modify the parameter’s value, change the character in the text line etc.
Inactive parameters
If some functions or parameters are not available, the positions in the menu or
parameter lists linked with this function or parameter became inactive (their
colour becomes grey). For example, i
f Logger ( path: <Menu> / Measurement /
Logging / Logger Setup) is switched off, the Logger view mode is not active!
3.2. Powering of the instrument
The SVAN 977W can be powered by one of the following sources:

Four AA standard size internal batteries. In case of alkaline type, a new fully charged set can operate more
than 12 h (6.0 V / 1.6 Ah). Instead of the ordinary alkaline cells, four AA rechargeable batteries can be
used (a separate external charger is required for charging them). In this case, using the best NiMH type,
the operation time can be increased up to 16 h (4.8 V / 2.6 Ah)

External DC power source
– 7 V DC÷16 V DC (1.5 W)

SA 17A external battery pack
– operation time > 24 h (option)

USB interface
– 500 mA HUB
For each of possible power source there is a different view presented in the Battery window of the Instrument
list.
When the instrument is powered from its internal batteries, the
“Battery”
icon is presented on the top line of the
display. When the voltage of the batteries is too low for reliable measurements, the icon is red or during attempt
to switch the instrument on the
Low Battery! message occurs on the display for 2 seconds and the instrument
switches off by itself. A fully charged set of 4 batteries ensures more than 12 hours of continuous operation of
the instrument (with display
Dim switched on). The battery condition can be checked by means of the Battery
function. It is also presented continuously on the top line of the display by means of the
“Battery”
icon.
When there is a connection to the USB interface ( USB Device socket is
connected by means of the cable to a PC), the
“computer”
icon is presented
on the top of the display and in the Battery window there is the USB Power:
Voltage: x.xxV message.
When there is a connection to the 7
–16V
socket the
“plug”
icon is presented on
the top of the display and in the Battery window there is the External Power:
Voltage: yy.yyV message.