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User manual - METER SRT-77-XA
Symbols and functions of push-buttons:
Symbol used in the manual:
[ESC/MENU]
Functions:
•
Enter to main menu ( press and hold by at least 2 sec.)
•
Exit the current level and Enter to previous menu (or measure mode)
•
Cancel the changes made in parameter being edited
Symbol used in the manual:
[ENTER]
Functions
:
•
Start to edit the parameter
•
Enter to the sub-menu,
•
Confirmation of changes made in parameter being edited
Symbol used in the manual:
[^] [v]
Functions
:
• Change of the present menu,
• Modification of the parameter value,
• Change of the display mode.
6.
PRINCIPLE OF OPERATION
After turning the power supply on, device ID and software version are showed on the
display, next the controller goes to the measurement mode.
6.1.
MEASUREMENT MODE
In the measure mode, the measurement results, are displayed on the display. If the result
of measurement exceeds the
permissible measurement range
, warning
”-Hi-”
or
”-Lo-”
is
displayed rather than
calculated result
,
depends on exceeded value.
The measurement results are displayed on the main display.
”-Hi-”
,
”-Lo-”
and
”
-Ov-”
messages are displayed on the second display. At the same time symbol ”
- - - -
” is displayed
on the main display. If the measurement result is in the allowed range
, second display is
dimmed or shows one of the relay thresholds (selected threshold is signalized by LEDs
marked
S1
and
S2
). If a
free access
is enabled (see description of
”SECu” menu
), user can
change the value of particular threshold pressing
[ENTER]
button (see:
PARAMETERS
EDITION
). After power on second display is dimmed, and it's operation mode can be changed
using
[^]
and
[v]
buttons.
All accessible parameters can be changed by entering the menu (see:
DEVICE
PROGRAMMING
). Use the local keyboard or the remote controller to do it. (Note: all
parameters can be remote changed via RS-485 interface).
Configuration of the device (via menu or RS-485 interface)
do not stops measures
.
6.2.
DETECTION OF THE PEAK VALUES
controller is equipped with peaks detection function. It can detect a
peaks of the input signal and display their values. Presets connected with this function are
14
i
MENU
ESC
ENTER
Summary of Contents for SRT-77
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