SIPOS SEVEN 2SA7 - Readjust End Positions; End Position Adjustment; Select End Position; Approach New End Position

Y070.302/EN Page 53
Operation instructions
SIPOS SEVEN: PROFITRON, HiMod
7
Commissioning
7 Commissioning
7�4 End positions– Signaling gear
7�4�4 Readjust end positions
Prerequisites
■
Valid end position adjustment is mandatory! If there is no valid end position adjustment, refer to
previous section „7.4.3 Procedure for initial end position adjustment“ on page 48.
■
At the beginning of the end position adjustment, the valve must not be in a jammed state; if nec-
essary, release it by means of the crank handle/hand wheel (see chapter 4.1).
■
After initial setting, the position of the central wheel must not be changed and will not be changed
during readjustment!
The setting procedure can be aborted by selecting "Back" . The formerly valid end position
adjustment is maintained unless the central wheel was turned.
Operation sequence
1. Select LOCAL control .
2. Select ‘End positions' menu item in the 'Main
menu'.
Display changes to ‘End positions’ menu.
3. Conrm"Readjustment"menuitem(g.1,
item. 1).
Display changes to selection of end position
tobereadjusted(g.2).
4. Select end position to be readjusted (in our
exampleendpositionOPEN)andconrm.
Display changes and prompts to approach
the desired end position. If end position
OPEN is selected, the orange selection
marker is on end position symbol OPEN
. If end position CLOSED is selected, the
selection marker is on end position symbol
CLOSED
.
Display additionally indicates:
– Current position within the travel in per-
cent(g.3,item1);
– The valid setting range for the new end
position(g.3,item2);
– The progress bar* as graphic representa-
tion of the potentiometer signal (item 3a);
– deviation in percent from the currently
valid end position (item 4).
– The signal that
- the valid setting range has not yet been
reached (item 5a) or
- the setting range is valid (item 5b).
The end position can be accepted within the
valid setting range (6).
5. If required, set selection marker on the end
position symbol to the end position to be ap-
proached (new end position).
* Progress bar is not displayed for 2SG7, 2SQ7.
Fig� 1: End position adjustment
Fig� 2: Select end position
Fig� 3: Approach new end position