Trane IntelliPak Signature SCRF-020, Инструкция по установке, эксплуатации и диагностике

Страница: 56 / 108

56 SCXF-SVX01B-EN
Programming the Time Clock
Option
Setting the Time
Important: Depress reset key before
beginning to set time and program.
1. Select military (24:00 hr.) or AM/PM
(12:00 hr.) time mode by depressing
and holding the “h” key while pressing
“+ 1h” key to toggle between military
and AM/PM. (AM appears in the display
when in AM/PM mode.)
2. Press and hold down “
¹
” key.
3. If setting the time when daylight
savings time is in effect, press “+ 1h”
key once (+ 1h will appear in display).
4. Set hour with “h” key. If AM or PM
does not appear in display, the unit is in
military time. See note above to
change display.
5. Set minutes with “m” key.
6. Press “Day” key repeatedly to the day
of the week. (1 is Monday, 7 is Sunday)
7. Release “
¹
” key, colon will begin
flashing.
Note: If keys h + or m + are kept de-
pressed for longer than 2 seconds, a
rapid advance of figures will result.
The “Digi 20” electronic time switch is
freely programmable for each day of the
week in one minute increments. For easy
and quick programming, the following 4
block programs are available:
• Monday through Sunday
• Monday through Saturday
• Monday through Friday
• Saturday and Sunday
Programming
Follow the instructions below for
programming the time clock.
1. Press “Prog.” key. 1234567 AM—:—
will appear in display. (Pressing “Prog.”
key again, display will show the
number of free programs “Fr 20”).
Press again to RETURN to 1st program.
2. Press “
B
” key, “
¤
” ON symbol will
appear. Pressing the key again will
toggle to OFF “
¦
”. Select ON or OFF
for the program.
3. Press “h+” to select hour for switching
time.
4. Press “m+” to select minute for
switching time.
5. If the program is to occur every day of
the week, (24 hour time control) ignore
“Day” key and press “Prog.” key to
advance to program.
6. For 7 day time control, press “Day”
key. 1 2 3 4 5 6 (Monday through
Saturday) block of days appears in
display. Pressing “Day” key again, 1 2 3
4 5 (Monday through Friday) appears in
display. Repeated presses will cycle
through all days of the week and back
to 1 through 7 (Monday through
Sunday). Select day or block of days
desired.
7. Press “Prog.” key and repeat steps 2
through 6a to enter additional
programs of ON and OFF times. (Note
that more than one OFF time may be
programmed, enabling automatic
control or manual overrides.)
8. Press “
¹
” key to enter run mode.
To review and change programs:
1. To review a program at any time, press
“Prog.” key. Programs display in the
sequence they were entered with
repeated presses of “Prog.” key.
2. To change a program, select that
program as outlined in step 1. Enter the
time of day and days of week just as in
the programming steps above. The old
program is overwritten with the new
selections. Press “Prog.” to store the
new program.
3. To delete an individual program, select
the program as in step 1 and press “h”
and “m” keys until “—:—” appears in
the display. Press either “Prog.” or “¹”
key until “—:—” flashes. The program
is deleted after a few seconds.
Manual Override
While in the “run” mode (“
¹
” symbol is
displayed), pressing the “
B
” key will
reverse the load status (switch load off if
it is on, or switch it on if it is off). A hand
symbol appears in the display to indicate
the override is active. At the next
scheduled switching time, automatic time
control resumes, eliminating the override.
Pressing the “
B
” key a second time
“[
¤
]” appears in the display indicating
the load is permanently on.
Pressing the “
B
” key a third time “[
¦
]”
appears in the display indicating the load
is permanently off.
Pressing the “
B
” key a fourth time
returns to automatic, “
B
” appears in the
display.
All days shown in the respective blocks
will switch on (or off) at the selected hour
and minute.
Programming Installation