Siemens SIPROTEC 7SJ62 Instruction Manual page 66

SIPROTEC 4 Devices
Display
Keys
LEDs
Operating Serial
Interface
4-6
The functions of the operating and display elements on the control panel are described
below.
Process and device information are displayed in the LCD. Commonly displayed infor-
mation includes measured values, counter values, binary information regarding the
condition of the device, protection information, general messages, and alarms.
The light for the display is normally off. The light automatically turns on whenever a
key is pressed on the HMI. If no input from the HMI occurs for ten minutes, then the
light turns off again. The light can be controlled via a binary input that is configured
(programmed) for this purpose.
The keys have various functions.
q
Navigation through the operating menus of the device are accomplished with the
, , , keys.
q
The main menu is opened with the
q
Changes are cancelled or confirmed with the
q
Numerical values are entered with the
point, and the key for a negative sign. If a value of infinity (∞) is desired, press
+/–
the decimal point key twice; ∞ appears in the display.
q
The to keys are programmable. The keys are typically used to execute com-
F1 F4
monly performed actions. Labeling strips are provided.
q
Latched LEDs and binary outputs are reset and the group of LEDs are tested with
the key (dual purpose).
LED
q
"RUN" and "ERROR" LEDs indicate the condition of the device.
q
All other LEDs are freely configured to indicate process information, status, etc. La-
beling strips are provided.
Local communication with the device is established through the front operating serial
interface with a PC running DIGSI
D-subminiature port.
key.
MENU
and
ESC ENTER
to keys, the
0 9
®
4. The interface on the device is a 9-pin, female,
keys, respectively.
.
key for a decimal
7SJ62 Manual
C53000-G1140-C121-1