User manual - METER SRT-L70
5.
FRONT PANEL DESCRIPTION
Symbols and functions of push-buttons:
Symbol used in the manual:
[ESC]
or
[ESC/R1]
Functions:
•
Preview or change of relay R1 threshold
•
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]
or
[ENTER/R2]
Functions:
•
Preview or change of relay R2 threshold
•
Start to edit the parameter
•
Enter to the sub-menu,
•
Confirmation of changes made in parameter being edited
Symbol used in the manual:
[RESET]
or
[RESET/R3]
Functions:
•
Preview or change of relay R3 threshold
Symbol used in the manual:
[^] [v]
Functions
:
• First threshold value modification of selected relay in preview mode,
• Enter to main menu (press and hold both of them at least 2 sec)
• Change of the present menu,
• Modification of the parameter value,
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
11
R3
RESET
R2
ENTER
R1
ESC
AL
R1
R2
R3
R2
ENTER
R1
ESC
R3
RESET
MENU
infrared
receiver
alarm LED indicator (
AL
)
Thresholds exceeding
LED indicators (
R
)
display
programming pushbuttons