Spirax Sarco SP400 - RETRN - RTAIN - RESET

IM-P343-37 CTLS Issue 4
28
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TRANSLATION RUN OVER
SP400 Electropneumatic Smart Positioner
9.2.2 PSWRD menu
This menu allows the user to upgrade an SP400 to an SP500 smart positioner. Contact our offices
for further details.
9.2.3 RETRN - RTAIN - RESET
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Programming notes
Provides the facility to restore previous permanently stored values (RETRN), to retain values stored in the
temporary memory (RTAIN) or to reset all values to factory default settings (RESET). Press and keys
to select RETRN, RTAIN or RESET. To advance proceed as follows:
RETRN: To cancel any temporary changes to programmed values select RETRN and press key to return
to SP400 MENU.
RTAIN: To retain temporary changes to programmed values select RTAIN and press key to return to
SP400 MENU.
RES ET: Provides the facility to reset all values to factory default settings and return to SET UP NOW.
Press and hold key for 3 seconds. The display will count down the 3 seconds.
Commissioning notes
RETRN
If changes have been made to program values they will be held in the temporary memory.
To retain changes in the permanent memory it is necessary to advance to RUN in the
main menu and press and hold key for 3 seconds. The display will count down the 3
seconds. If you do not wish to retain temporary changes select RETRN and press
key to return to SP400 MENU.
RTAIN
If changes have been made to programmed values they will be held in the temporary
memory. If you wish to retain these changes select RTAIN and press key to return
to SP400 MENU.
To retain temporary changes in the permanent memory advance to RUN in the main
menu and press and hold key for 3 seconds. The display will count down the 3 seconds.
RESET
Resetting to default values (refer to Section 9 for default values) should be used if it
is intended to use the positioner on a different control valve. If the SP400 positioner
has been moved on its mounting or is to be fitted on a different control valve it will be
necessary to undertake a new autostroke (AUTOS).
RESET to factory default settings can also be used if it is required to recommission the valve.
To reset to factory default values select RESET and press and hold key for 3 seconds. The display
will count down the 3 seconds.