Xtralis VESDA LCD Programmer Module Product Manual page 38

Xtralis VESDA LCD Programmer Product Guide
Scrn
Description
No.
90. AutoLearn - The AutoLearn function allows setting the thresholds automatically.
The detector measures the ambient over the set period and will establish the
smoke thresholds accordingly. Enter the number of days, hours and minutes over
which the AutoLearn function is to run.
Parameter
AutoLearn
91. Address Number - Assign the VESDA Zone number to the detector.
92. Address Name/Location - Allocate a VESDA Zone name and location and assign
these to the respective detector.
93. Air Flow - This screen lists the options available to monitor and manage air flows.
It displays options for 2 sub-menus:
• Flow Thresholds
• Normalize
94. Flow Thresholds - Input the required High Urgent, High Minor, Low Minor and
Low Urgent air flow thresholds. Enter the time over which the air flow should be
monitored above and below the threshold levels. An appropriate urgent or minor air
flow fault will be generated once the air flow crosses the threshold and remains
above or below the threshold for the period set as "Delay".
Parameter
High Urgent
High Minor
Low Minor
Low Urgent
Delay
95. Normalize - The Normalize screen displays the current air flow rates and the
current raw flow for each pipe. To normalize the air flow highlight Start and
↵
pressing .
Note: Normalizing air flow takes approximately 11 minutes.
32
Default Minimum
14 days 0 days
0 hours 0 hours
0 minutes 15 minutes
Default Minimum
130% 105%
120% 105%
80% 25%
70% 25%
0 seconds 0 seconds
Xtralis VESDA
Maximum
15 days
23 hours
59 minutes
Maximum
200%
200%
95%
95%
60 seconds
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®
Min.
Access
Level
ADM
ADM
ADM
ADM
ADM
ADM