VDOT-ASD-400 Aspiration Detector
Velocity Detection
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VDOT-ASD-400 Aspirating Smoke Detector User’s Manual V1
successfully stored. Note: if password setting to 1(ON) but without entering password or
wrong password was entered, press +/- will cause no reaction.
u
Bargraph grid represents parameter no., ex. Enter parameter 15 will lead 15th Bargraph grid
starts to flash. Enter parameter 21 will lead 20th and 01 Bargraph grid in flashing, the rest
may be deduced by analogy...
u
If setting value exceeds the range permitted (i.e. fan rpm exceeds max., A1 valve value higher
than A2, etc.), detector will judge automatically and jump to the max. value in next range.
u
Press and hold F key for 2 sec. to exit the setting mode.
u
If no action taken for 1 min. under setting mode, it will count down by 10 sec. in exiting the
setting mode.
Table: key function under program mode
Key pad
Pressing key
Execution
FUNC
Press and hold for 2 sec.
In program mode, exit program mode
Reset
v
Press once
Return to the previous parameter
w
Press once
Move to next parameter
-
Press once
Reduce displayed value. When the value reaches the
minimum, press <-> key will to to the maximum
value.
Press and hold
Fast reducing displayed value
ISOL
+
Press once
Increase the displayed value. When the value reaches
the maximum, press <+> key will jump to the
minimum value.
Press and hold
Fast increasing displayed value
SILENCE
¿
Press and hold for 2 sec.
Save setting, the numerical LED will flashes 3 times if
successfully saved.
TEST
