3 How to Operate DELTA OP
28 User’s Guide '(/7$23
• 3UHDODUP/HYHODSSUR[DX
Analogue values over 45 — adjustable from 30 to 55 — represent
smoke densities and/or temperatures high enough to indicate a pre-
alarm.
Non-analogue devices have no 3UHDODUP/HYHO.
• )LUH$ODUP/HYHODSSUR[DX
Analogue values over 55 — adjustable from 45 to 65 —represent
smoke densities and/or temperatures from monitors enough to indicate
a fire condition. Non-analogue devices have a )LUH$ODUP/HYHO of 64.
When you select 5HDGLQJ $QDORJXH 9DOXHV, the information is presented—
depending on the chosen menu option— in one of the following manners:
2EWDLQ&XUUHQW$QDORJXHYDOXHVOLPLWV
a) From $OOPRQLWRUV on the loop (as a printout)
E From RQHPRQLWRU (LQGLYLGXDOO\ (on the display)
c) From monitors with analogue values RYHUDQGXQGHU,
(as a printout)
d) From detectors with QRQVWDQGDUGOLPLWV— limit values changed
since system reset (as a printout)
2EWDLQ0D[LPXP0LQLPXPDQDORJXHYDOXHV
VLQFHSRZHUGRZQRUODVWDQDORJXHYDOXHUHDGLQJ
a) From $OOPRQLWRUV on the loop (as a printout)
b) From RQHPRQLWRU (LQGLYLGXDOO\ (on the display)
If you want the system to present the detector data on the display as a
histogram, see "Dynamic Histogram", on page 28.
For quick access to detector data, press following keys on the keypad:
F M (PDLQPHQX)
F ö (SYSTEM INFO)
F ó (DETECTOR DATA)
For information about how to access system information, take a look at, ‘7KH 2SHUDWLQJ
Menus¶, page 21.
'\QDPLF+LVWRJUDP
If you prefer to view the analogue values as dynamic histograms, each segment
of the display represents 3 analogue values, while the display presents the
monitor data, press following key on the keypad:
F ø (Special KLVWRJUDP key, while displaying detector data)
The histogram will move right/left dynamically, representing the actual
analogue value. Press
ø once again to go back to numeric display.
To return the system to QRUPDOPRGH, press:
F M (PDLQPHQX)
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