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IP258
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WORKING REGISTER
Holds the same value as is currently in the control unit.
SAFE REGISTER
Use as a backup, can only be sent to the same control unit as it was loaded from.
OFF-LINE REGISTER
General purpose register, use to program a control unit offline or transfer data between transmitters of the
same type.
DEFAULT REGISTER
The normal ex-factory values.
When a new value is programmed into certain parameters a warning message OUTPUT MAY BE CHANGED is
displayed with the option to proceed with or abort this change. This may be of importance where the output,
either digital or analogue, is controlling some process, such that a sudden change could cause problems.
D8.0 Keyboard Functions
ON/CLEAR KEY
Aborts data entry if this has been started, else returns to the previous menu.
EXE KEY
When display is read/write parameter, writes the value on line 2 or the list selection on line 3 to the control
unit.
↑ AND ↓ ARROW KEYS
Used to step through a parameter block in numerical order.
MODE KEY
Used to access the WORKING, SAFE and OFF-LINE registers and the DEFAULT value while a read/write
parameter is being displayed. The selected register is indicated by W, S, O or D on the right hand side of
line 2.
← AND → ARROW KEYS
Used to select an item from a list when <> is displayed on the right of line 3.
P*** AND D*** ENTRY
Allows direct access to a parameter via its number. Other parameters in the same group can then be accessed
by the ↑ and ↓ arrow keys.