30
6.3.8 TIMER sub-menu
This timer controls the bottom blowdown times and their duration.
The parameters will vary according to the type of boiler. Seek advice from a boiler
manufacturer, insurance company, or a competent water treatment company. Timers 1, 2,
and 3 are set in exactly the same way - see below:-
The time (Hrs, Mins) for the next repeated blowdown. If
REPEAT = 0, only one blowdown will occur at start.
Note: If '12' is entered in hours then minutes only display
'0' (zero).
Only shows if duration is greater than 0 seconds.
The time (Hrs, Mins) the blowdown sequence is to start
Note: If start time is greater than stop time,the display
resets to zero.
Only shows if duration is greater than 0 seconds.
This is the time (in seconds) the blowdown valve is to
open - the actual blowdown period. Seek advice from a
boiler manufacturer, insurance company, or a competent
water treatment company.
We recommend a 5 second duration initially.
ä
The time, (Hrs, Mins) the blowdown sequence is to stop.
Only shows if duration is greater than 0 seconds.
ä
TIMER 1, 2 or 3
DURATION
TIMER
Start
TIMER
REPEAT
TIMER
STOP
ää
Allows for selection of the day in which the blowdown
sequence is to occur. Advised, 'in use', if the selected
day is already allocated to another blowdown sequence.
Only shows if duration is greater than 0 seconds.
TIMER
DAY
ä
Explanation of setting up of the timers:
1. Three TIMER bolier sequences are available.
2. For each day, only one timer sequence can be allocated.
3. Timer 2 and Timer 3 are not available if Timer 1 is not being used, that is, if no
blowdown is required (duration = 0) or all available days have been selected in Timer 1.
4. Timer 3 is not available if Timer 1 and Timer 2 use all the days.
To Next Page
Loading...
