SELENA
Multifunctional LED Clock
USER MANUAL V32D
KERA TECHNOLOGIES INC. 2013
www.ledclocks.com
9
In some Master-Slave modes this function may also be used to enable certain Repeater modes ( see Fn53 ).
NOTE: This mode may be used when one of the External Sync Communication options is installed.
Fn 35
STOPWATCH mode with 1/100 resolution. This mode can only be used in the COUNT-UP mode.
See also Fn 36, 38, 39, 58, 59 .
Fn 36
TIMER/COUNTER Control by EXTERNAL Signals or Contacts ( switches ).
When selected, this function enables the External Dry Contacts to control the Up/Down Timer or Counter operation.
Dry Contacts must be wired to the INPUT terminals. For this function to control the Up/Down Timer, the TIMER/
STOPWATCH mode (
Fn 39
) must be enabled
AND
for the Counter operation also the Event Up/Down Counter
option (
Fn 31
) must be enabled.
Automatic periodic or persistent display of the TIMER or COUNTER readings is enabled by
Fn 7
. Otherwise, each
time the Timer/Counter is Started, Stopped or Reset, the display will switch automatically to that function. Many
configurations of the Timers/Counters are possible using this option. Consult the manual for details.
Also see Fn 28, 35, 38, 39, 58, 59, 87.
Fn 37
TIMER RELAY Control.
When this function is enabled, the Internal Relay is controlled by the
Count-Down Timer/Counter
and
NOT
by the
LOW/HIGH Temperature Alarm.
Also see the description for Fn 16 and 18.
Fn 38
MINUTES:SECONDS display resolution in Timer/Stopwatch mode.
Timer/Stopwatch range is 59min:59sec.
When this function is not enabled, the Timer/Stopwatch default display is HOURS:MINUTES .
Fn 39
TIMER/STOPWATCH mode. (not daily/weekly timers) (See also Fn 31 for Event Counter mode)
When selected, this function enables the TIMER/STOPWATCH mode of operation.
The Timer operates as the UP-TIMER when the preset time is equal 0:00.0 (0 hours:0 minutes.0 seconds) or as the
DOWN-TIMER when the preset is different than 0:00 unless Fn 87 is set for UP timer with a preset limit.
Also see Fn 28.
When the function Fn 39 is
NOT ENABLED
the default is the
WAKE-UP ALARM Timer
mode. It operates then in
the HOURS:MINUTES format and allows for presetting of only ONE Alarm Time to be repeated every day.
See also Fn 38 and Fn 37.
Fn 40
ALTERNATING DISPLAY SEQUENCE EQUAL SPLIT.
When selected, this function will set equal display persistence periods for each of the seven possible display
screens as setup by enabling any combination of the functions Fn 0 to Fn 7.
Fn 41
SET TEMPERATURE DISPLAY PERSISTENCE LONGER THAN the CURRENT TIME DISPLAY.
When selected, this function will make the External Temperature (see Fn 1) to be displayed longer than the Current
Time clock Display (see Fn 3).
Each of the seven possible display modes is setup by enabling any combination of the functions Fn 0 to Fn 7.
Fn 42
ENABLES automatic HALT of UP/DOWN Timer during Power Failure ( optional ).
This option can be used
only
if the function Fn 42 is installed and Enabled.
When the AC Power fails, the Up/Down Timer will recover in the HALT mode after the power returns. In effect, the
timer will lose the time elapsed during the power failure but the last valid count will be restored.
Fn 43
ENABLES automatic RECOVERY of UP/DOWN Timer after Power Failure ( optional ).
When the AC Power fails, the Up/Down Timer will recover after the power returns without any loss of the elapsed
time and will continue counting in a mode as operating before power failed.
Fn 44
JULIAN DAY mode selection for display enabled by Fn 4 ( optional ).
For 4 digit displays the format is: “dDDD” where “DDD” is Julian Day reading from 1 to 365 (366 for leap years).
For 6 digit displays, 2 youngest digits will indicate the current year.
Fn 45
MILITARY TIME FORMAT with leading zeroes.
Fn 46
ASCII Time Code protocol selection for the Master-Slave communication. Also see the description for Fn 32, 33, 34,
11, 12, 13, 88, 89.
Fn 47
Minute Impulse synchronization mode. See also Fn11 and Fn12 for the protocol selection.
Fn 48
WEEKLY PROGRAMMABLE TIMER, 32 EVENTS PER DAY FOR 7 DAYS repeated each week.
When selected, this function will enable the programming and operation of up to 32 events/day for each day of
week separately. The timer will control the internal Alarm Buzzer and the internal Relay as enabled by the functions
Fn 17
and
Fn 37
and optionally an Up/Down timer and a second internal Relay programmable per event.
