A member of the
Group
SOUTH AFRICA
CBI-electric: low voltage
Tripswitch Drive Elandsfontein
Gauteng South Africa
Tel: +27 11 928 2000
Fax: + 27 11 392 2354
Email:
Website:
www.cbi-lowvoltage.co.za
3990A640 REV C
OCT 2019
QAT Guide
Page 2
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C. Setting the program schedule
Decide now what times the load should be on.
Example: hot water geyser on from 05:30
to 07:00.
C.1. From the Home screen, go via Clock
Set and then to Program by pressing
FUNCTION.
is displayed. The
programming starts at 00:00 (midnight).
A program schedule is built up in
15-minute segments, by pressing OFF when
the load must be off and ON when the load
must be on.
C.2. Example (continued):
The geyser must be off until 05:30,
therefore repeatedly press (or hold)
OFF until 05:30 is displayed.
C.3. The geyser must be on until 07:00,
therefore repeatedly press (or hold)
ON until 07:00 is displayed.
You may repeat steps C.2 and C.3 for
additional schedules e.g. geyser also off until
18:15 and on until 21:00.
Made a mistake? Hold
OFF to erase all (or some) segments and start over with step C.2.
C.4. Press and hold
FUNCTION to store the new program and return to Home.
Programming Instructions
TOUCH BUTTONS
Use the flesh of your index finger on touch sensitive areas.
LONG PRESS
Press and hold the named touch button for 2 seconds.
A. Home screen
On this screen, the timer is operating according to programmed schedule. The
home screen displays the current time. The present switch status is indicated as
ON or OFF. From here you can enter setup functions (See B and C) or go to
manual mode (See D).
B. Setting the clock
1. From the Home screen, press and hold
FUNCTION until
is displayed.
FUNCTION doesn’t work? First exit the
feature.
2. Use the
HOUR and
MINUTE buttons to set the clock to
the current time of day in 24-hour format.
3. Press and hold
FUNCTION to store the time and go to Program.
Adjust clock using
HOUR / MIN
B. 2 SET CLOCK
Turn 15min segments on/off using
ON / OFF:
Step C.2: Press
OFF to set off period. The time increments 15 minutes at a time.
Step C.3: Press
ON to set on period. The time increments.
The on-period is graphically shown with segments around the clock.
C. PROGRAM
FUNCTION
LONG PRESS
FUNCTION
LONG PRESS
FUNCTION
LONG PRESS
HOME
D.2 BYPASS
Control with
ON
/ OFF LONG PRESS
D.1
D.3
BYPASS
LONG PRESS
D. Manually bypass the program schedule (Optional)
The timer has a full manual control feature to override the program.
Example: keep the geyser switched on for the weekend.
1. From home screen, press
BYPASS until
is flashing.
2. Control the load as desired with a long press
ON / OFF. The time
switch will remain in this condition, until you
exit Bypass.
To return to normal time switch operation, exit Bypass:
3. Long press
BYPASS to return to Home. The
indicator
disappears.
Default screen. Displays clock and
ON / OFF status.
A. HOME
