Interbus Diagnostics Device
[2]
PARA
The displayed value is a parameter of a message.
CODE The displayed value represents a code.
SEG.POS The displayed value is a device number (bus segment and position).
HEX The value in the 2. main line is displayed in hexadecimal notation. If the HEX segment
is not activated, the value is displayed in decimal notation.
[3] VALUE The displayed number is a value.
CODE The displayed value represents a code.
HIGH The displayed number is a high-order word of a 32-bit value.
LOW The displayed number is a low-order word of a 32-bit value.
% The displayed number is a percentage term.
HEX The value in the 3. main line is displayed in hexadecimal notation. If the HEX segment
is not activated, the value is displayed in decimal notation.
[4] RUN Indicates the current operating state of the IBS master:
Off: Interbus at state READY or BOOT
Flashes: Interbus at state ACTIVE
On: Interbus at state RUN
FAIL Active in the event of controller, user or bus errors.
BSA (Bus Segment Aborted)
Active when a bus segment is switched off and inactive when all segments are
switched on again.
PF (Peripheral Fault)
Active when a device indicates a peripheral fault.
[5] CPU-STOP status If the superimposed CPU is in STOP state, an arrow appears in the bottom line of the
display pointing to the "STOP" label of the front panel.
[6] Status segments The 16 status segments for the binary representation of in and output words, are
indicated, if an appropriate menu were opened.
Keypad
The keypad enables menu-driven operation of the diagnostics display using the arrow keys.
Key Description
Go up
Go down
Selection of a menu item or address
Selection of a menu item or address
ENTER Confirm selection
ESC Exit menu item or switch to the next level up
RESET This button is reserved for internal functions and is deactivated at
diagnostics operation.
Selecting a menu item
Different menu items may be selected on the display. You may move within a menu level using the . To jump to the
next level down, confirm the selected menu item by pressing ENTER.
The currently selected menu item is always shown in the 1. line. If there is another level under this menu item, the name of
one of the available menu items will flash in the 2. line. Press ESC to return to the previous level.
Menu structure
To access the MODE and MONI menu items from the standard view, press .
MODE Here you may get information about the current bus configuration and status. Statistical data about the state of
the bus system can also be requested e.g., the error frequency of specific devices.
Further general information such as the firmware version or the serial number are centralized
MONI Via the MONI item the states of inputs and outputs may be displayed. This monitor function is adapted to the
addressing syntax of the CPU.
