Ds231 Alarm Timer V0.06

Timekeeper™ DS-231 Reference Guide 11/08/09

command or button presses. For example: An Event could
Time Event Monitoring be programmed to stop the timer when it occurs.

NOTE: The term Event and Alarm are used
The TimeKeeper TM Count Up/Down timer with interchangeably. The labels on the unit may say Alarm
time-of day clock, presets, and events/alarms instead of event.

Buttons and Controls
The DS-231 TimeKeeperTM has a number of buttons that
perform different functions depending on whether the user
momentarily presses the button, or presses and holds the
button. Following is a summary of the DS-231
TimeKeeperTM button functionality:

Button Momentary Sustained Press and
Name Press and Hold
Release
Reset Sets down-timer Selects the special
to preset. timer modes.
Sets up-timer to
zero.
Start/Stop Starts and stops Reserved for future
the timer. use.
Mode Toggles between Selects the beeper
the up and down modes.
timer modes.
This reference guide covers the DS-231. Select Cycles knob Sets the yellow blink
function between time.
Programmable Remote Inputs hours, minutes,
Traditionally the remote inputs on our products are limited and seconds.
to starting or stopping the timers, and to increment or Clock Displays the time- Sets the time-of-day
decrement a counter. of-day clock. clock.
In addition to these standard functions the DS-231 Presets Recalls the stored Saves the current
TimeKeeperTM also allows the user to program any or all of settings. timer settings.
the four remote inputs to perform a wide range of Event Displays Events. Saves the Event
commands or button presses. For example: A remote Display Turn the knob to setup.
button could be programmed to recall a stored setting and cycle between the
start the timer. Events.
Event Enables Events. Disables Events
Stored Presets Enable
Test Triggers the next Enables the manual
The DS-231 TimeKeeperTM stores three unique timer Event in the list. trigger mode.
setups. In addition to storing timer presets, or the beeper
B Reserved for Selects remote
mode, the DS-231 TimeKeeperTM will also store the status future use input/output setup
of the timers. By saving a timer setup while the timer is
mode.
running, the timer will automatically start the next time the
appropriate preset button is pressed. This allows a one-
Table 1. Button reference
touch timer preset and start.
Use the rotary knob to set times, or to select commands in
Set Up To 255 Events the DS-231 TimeKeeperTM .
The DS-231 TimeKeeperTM monitors up to 255 Event
settings. Each Event is programmable to occur on any
combination of days during the week. In addition, each
Event can be programmed to perform a wide range of

VERSION=V0.06 Page 1 www.alzatex.com


Clock Mode Events
TM
The DS-231 TimeKeeper has a time-of-day clock that Up to 255 Events can be defined to start and stop the timers,
will look similar to the following display automatically press buttons, send serial commands, and
● Records the current value of both timers into the activate relays, LEDs and other devices. See the description
history memory as EVT1 and EVTT respectively. of the Event codes at the end of this document.
● Resets both timers to zero and starts both timers.
Displaying existing Events
To display an existing Event, follow the procedure below.
Fri 17:21:31 An empty memory location is any Event with the days of
Time of day AC60 the week field blank.

To set the clock do the following:
Fri 17:21:31
1. Press and hold the Clock button. The display shows Time of day AC60
the day, hours, minutes and seconds.
2. Turn the knob to set the desired day/time.
Momentarily press the Select button to select 1. Momentarily press the Event Display button.
between setting days, hours, minutes, and seconds.
3. Momentarily press the Clock or Select button again
to return to normal display. 0 Event F=00
MTWTFSS HH:MM:SS
Clock Accuracy
The DS-231 TimeKeeperTM clock accuracy is influenced 2. Turn the knob until the desired Event appears in the
by its power source. Under normal conditions alternating display.
current is used to synchronize the clock. The display
indicates the AC Power line sync status. Adding a new Event

AC50—The time of day clock is Synchronized by a 50Hz To add a new Event, follow the procedure below.
AC power source. In many countries, the AC power is
accurate to within a few seconds per year. 1. Momentarily press the Event Display button. Turn
the knob to select the desired Event.
AC60—The time of day clock is Synchronized by a 60Hz
AC power source. In many countries, the AC power is 0 Event F=00
accurate to within a few seconds per year. MTWTFSS HH:MM:SS

Blank display—The time of day clock is synchronized to
2. Momentarily press the Select button. The message
the internal crystal. In this mode, the clock is not nearly as
“New” will appear in the display. Turn the knob
accurate. If you want to use this mode, use a DC power
source to power the unit instead of an AC power source. until the desired days of the week are selected.

Connecting multiple Timekeepers™ 0 New F=00
together. MTWTFSS HH:MM:SS

• When multiple units are connected together, the DSP-
231A will become the controlling unit. The rest of the 3. Momentarily press the Select button. Turn the knob
units become remote displays. until the desired hour is selected. Momentarily press
the Select button and turn the knob to change the
• The DSP-231A will accept remote key press minutes and seconds.
commands from a PLC, AMX, Crestron, PC, or any
device that is capable of transmitting RS232 serial 0 New F=00
commands. See the description of the serial MTWTFSS HH:MM:SS
commands at the end of this document, and see the
programming manual for programming details.



4. Momentarily press the Select button. Turn the Deleting all Events
knob until the desired function is selected. See the
Event codes table for a list of the Event function 1. Momentarily press the Event Display button. Turn
codes. the knob until 255 appears in the Event number.

0 new F=00 255 Event F=00
MTWTFSS HH:MM:SS MTWTFSS HH:MM:SS

5. Press and hold the Event Display button until the 2. Momentarily press the Select button. Turn the knob
message “SAVED” appears. until the days of the week field is blank.

Note: The Event will be saved into EEPROM
memory in the order of the time of day. Some or all 255 DelAll F=00
MTWTFSS HH:MM:SS
the Events will be re-numbered, if necessary. For
instance, inserting a new Event at 11:00 AM will
cause all Events after 11:00 AM to be re-numbered. 3. Press and hold the Event Display button until the
message “DelAll” appears in the display.
Editing existing Events
Note: All Events stored in EEPROM are now erased.
To edit an existing Event, follow the procedure below:
Activating the Events
Add a new Event.
Delete the existing Event. ● To activate the Events, Momentarily press the
Event Enable button. The next Event to be
NOTE: You may perform these steps in any order. triggered will be displayed.
Deleting an existing Event
Mon 14:20:35
● Momentarily press the Event Display button. Run 0 16:00:00
Turn the knob until the desired Event appears in
the display. ● When an Event triggers, the next Event in the list
waiting to be triggered appears.
0 Event F=00
MTWTFSS HH:MM:SS Mon 14:20:35
Run 1 16:00:00
● Momentarily press the Select button. Turn the
knob until the days of the week field is blank. ● If the last Event for the current day has executed,
0 will appear in the display indicating the first
0 Event F=00 Event for the next day.
HH:MM:SS
Disabling the Events
● Press and hold the Event Display button until To disable the Events press and hold the Event Enable
the message “Delete” flashes momentarily. button for at least 2 seconds. The display will return to time
of day display.
0 Delete F=00
HH:MM:SS Fri 17:21:31
Time of day AC60
Note: The Event will be deleted from memory. Some Timer Mode (HH:MM:SS)
or all the Events will be re-numbered, if necessary. The DS-231 TimeKeeperTM provides one count-down, and
For instance, deleting an Event at 11:00 AM will one count-up timer. To set and start the count-down timer
cause all Events after 11:00 AM to be re-numbered. follow the steps below:



time to determine when to reset the count up timer
1. Momentarily press the Reset button to select the back to zero and restart.
timer mode. If the timer is running, momentarily
press the Start/Stop button to stop the timer. • Mode 3 - Change to Count Up when the timer
2. Turn the knob to set the desired time. Momentarily reaches zero: The timer changes to the count up
press the Select button to select between setting hours, mode and starts counting up when the timer reaches
minutes and seconds. zero. The red indicator remains on until the timer is
reset.
TimerDn->HH:MM:SS
Red-Yellow-Green Indicators
The DS-231 TimeKeeperTM has three warning indicators,
Note: The timer may display TimerUp, or two are programmable. If the DS-231 TimeKeeperTM is
TimerDn, but the count-down timer is always the connected to a physical red-yellow-green indicator unit,
timer being set. colored indicators are displayed at the appropriate times,
and if not, the indicators are shown on the display.
3. Momentarily press the Start/Stop button to start the
timers. • Green Warning time: The Green indicator comes on
when the timer is started.
Note: The Mode button selects between count-up and
count-down displays. You may change between count- • Yellow blink warning time: The Yellow indicator
up and count-down displays while the timer is begins to blink at the yellow blink warning time. When
running. In count-down mode, the timer stops when it the Yellow blink warning time is reached, the Green
reaches zero. In count-up mode, the timer keeps indicator goes off and the Yellow indicator blinks on
running when the preset time is reached. and off.

The Start/Stop button starts both timers. • Yellow steady warning (Wrap-It-Up) time: When the
Yellow steady warning time is reached, the Yellow
The Reset button resets the count-up timer to zero, indicator comes on steady.
and the count-down timer to the previous preset time. Note: The yellow blink or the yellow steady warning times
may occur in either order depending on the user settings.
Special Timer Modes
While in the count down mode, when the timer reaches • Red warning time: When the elapsed timer reaches
zero, one of several actions can be selected. zero, the Red indicator comes on and the Yellow
indicator goes off. In the count down mode, the timer
Press and hold the Reset button until the display stops when the Red indicator turns on. In the count up
changes. mode, the timer keeps running after the indicator turns
Turn the knob to select the desired mode. Red. Press the Reset button to turn off the Red
warning indicator.
• Mode 0 - Stop when the timer reaches zero: The
timer stops when the elapsed time reaches zero. The Note: The factory default warning times are set to 2:00
red indicator comes on steady. The red indicator minutes for the yellow blink warning and 1:00 minute for
remains on until the timer is reset. the yellow steady warning.
The warning indicators may be changed to any value. A
• Mode 1 - Stop when the timer reaches zero: The yellow blink warning time of 2:00 minutes and yellow
timer stops when the elapsed time reaches zero. The steady warning time of 1:00 minute means that the yellow
red indicator begins blinking. The red indicator warning indicator comes on 2 minutes before the timer
continues to blink until the timer is reset. expires. For example, If the preset time is set to 10
minutes, then the yellow blink warning indicator comes
• Mode 2 - Auto-Restart: The timer automatically on after 8 minutes have elapsed. The yellow steady
restarts counting down from the preset value each warning indicator comes on after 9 minutes have
time the timer reaches zero. The red indicator elapsed. The red warning indicator comes on after 10
flashes on momentarily. The Auto-Restart mode minutes have elapsed.
works in both count up and count down modes. The
count up mode uses the count down timer preset To change the warning times, follow the procedure below:



1. Press and hold the Select button until the display • Remote inputs (IN1, IN2, IN3, and IN4) perform
changes. standard functions.

2:00 • Alternatively, each remote input is programmable and
Warning Blink can generate any of the Event codes. See the Event
codes table for a list of the Event function codes.

2. Turn the knob to set the yellow blink warning time. Standard functions for the remote inputs.
Momentarily press the Select button to select
between setting minutes and seconds. Activating a single input:

3. Press and hold the Select button again until the • IN1: If the unit is not in timer mode, activating IN1
display changes. puts the unit into the timer mode. If the unit is in the
timer mode and the timer is not running, start the
count up timer and Increment the counter. If the unit
1:00
is in the timer mode and the timer is running, freeze
Warning Steady
the display for several seconds to display the lap time.
The count up timer keeps running.
4. Turn the knob to set the yellow steady warning time
(Wrap-It-Up time ). Momentarily press the Select • IN1 Maintained closure: If IN1 is held closed for
button to select between setting minutes and seconds. more than 2 seconds, it is treated as a maintained
closure. The timer is started when IN1 is closed
Beeper modes. (grounded) and stopped when IN1 is opened.
The DS-231 Timekeeper™ has four beeper modes: Single
beep when the timer reaches zero; Beep at each of the • IN2: If the unit is in the timer mode, and the timer is
warning times; Beep until the timer is reset; and beeper running activating IN2 stops the timers. If the unit is
disabled. in the counter mode activating IN2 decrements the
counter by the scale factor (default 1).
1. Press and hold the MODE button to enter the
beeper set mode. • IN3: If the unit is in the timer mode, activating IN3
2. Turn the knob to select the desired beeper mode. resets the count up timer to zero, and resets the count
down timer to the preset value. Activating IN3 does
not stop the timers. If the unit is in the counter mode,
Timer Beep Activating IN3 resets the counter to zero.
OFF 01
Activating multiple inputs at the same time:
• Single beep: The timer will generate a beep
when the preset time is reached. • IN1,IN2 - Run-Pause mode: If the unit is not in the
timer mode activating IN1 and IN2 puts the unit into
• Beep on warning: The timer will generate a the timer mode. If the unit is in the timer mode and
beep at the start of the yellow blink time, the timer is not running activating IN1 and IN2 starts
yellow warning time and when the preset time or continues the count up timer, and increments the
is reached. counter. If the unit is in the timer mode and the timer
is running activating IN1 and IN2 pauses the timer.
• Beep until reset: The beeper will sound every
two seconds until the reset button is pressed. • IN1,IN3 - Reset, Start, and Stop mode: If the unit is
not in timer mode activating IN1 and IN3 puts the
• Beeper disabled: No beeps are generated. Also, unit into the timer mode. If the unit is in the timer
the software version number is displayed in this mode and the timer is not running activating IN1 and
mode. IN3 resets, and then starts the count up timer, and
Increments the counter. If the unit is in the timer mode
and the timer is running activating IN1 and IN3 stops
Remote inputs the timer.
The DS-231 TimeKeeperTM has four ground closure GPI
(General Purpose) remote inputs.



• IN1,IN2,IN3 - Two lap mode; Reset and Start, Lap Note: When a remote input is triggered, the
Display, Stop mode: If the unit is not in the timer following display appears.
mode activating IN1, IN2, and IN3 puts the unit into
the timer mode. If the unit is in the timer mode and 0 RemTrig F=01
the timer is not running activating IN1, and IN2, and MTWTFSS HH:MM:SS
IN3 resets, and then starts the count up timer, and
Increments the counter. If the unit is in the timer
mode and the timer is running activation IN1, IN2, If the function automatically presses a button, the
and IN3 freezes the Display for several seconds to display will change to reflect the action of the button
display the lap time. The count up timer keeps press.
running. If the unit is in the timer mode and the timer
is running and the lap time was displayed once Serial data output options.
activating IN1, IN2, and IN3 stops the timer.
You can use the internal timer to operate remote displays to
• IN1,IN4 - Beep the Horn. display timer values. Alternatively, you can set up the
remote displays to operate as time of day clocks. If you are
generating key press codes to operate remote equipment,
Alternative functions for remote inputs. you may need to turn the timer serial data output off. This
command does not affect serial data output generated by
Each of the remote inputs can be programmed to activate time clock events.
any of the Event codes. See the Event codes table for a list
of the Event function codes. The function selections are  RS232 OUT=OFF. Turns the count up/down
listed here. timer and the time of day clock serial data output
 Rem IN1. Changes the action that occurs when off.
remote input 1 is activated.  RS232 OUT=TIMER. Turns the count up/down
 Rem IN2. Changes the action that occurs when timer serial data output on. If you are using the
remote input 2 is activated. built in timer, turn the timer output on. Serial data
 Rem IN3. Changes the action that occurs when is output once per second.
remote input 3 is activated.  RS232 OUT=TOD24HR. Turns the time of day
 Rem IN4. Changes the action that occurs when clock serial data output on. The time of day clock
remote input 4 is activated. will display in 24 hour mode. Serial data is output
once per minute.
 Press and hold the B button until the display  RS232 OUT=TOD12HR. Turns the time of day
shows “Rem IN1”. clock serial data output on. The time of day clock
will display in 12 hour mode. Serial data is output
once per minute.
REM IN1 F=00
NOTE: Time code generation for remote time of day clock
setting are always turned ON to maintain accurate system
● Turn the knob until the desired function for IN1 time.
is selected. See the Event code list later in this
document for a complete list of function codes. If ● Press and hold the B button until the display
the function value is zero, the standard function is shows “Rem IN1”.
selected.
● Momentarily press the Select button to select REM IN1 F=00
the next next parameter.
● Turn the knob to change the function of the
selected remote input. If the function value is
zero, the standard function is selected. ● Momentarily press the Select button four times to
● Momentarily press the Select button. Repeat the select the RS232 Out parameter.
above steps until all remote inputs and outputs are ● Turn the knob to change the function of the
setup as desired. selected remote input. If the function value is zero,
the standard function is selected.



RS232 Out = TIMER 1. Momentarily press the appropriate Preset button. The
unit will load all of the above information that was
previously saved, and start the timer if the units settings
● Press any other button to exit. were saved with the timer running.

Testing Events
The DS-231 TimeKeeperTM allows the user to test Event
User Programmable Presets programming by following the procedure below:
1. The DS-231 TimeKeeperTM can save and recall three
user programmable setups. There is a button for 1. Press and hold the Event Enable button to disable the
each preset labeled 1, 2, and 3. Each preset will Events.
store the following parameters: 2. Momentarily press the Test button. The
TimekeeperTM will change to a display similar to what
• Count down timer preset value in Hours, Minutes is shown below.
and Seconds.
• Yellow blink warning time in Minutes and Seconds. 0 Manual F=D6
• Yellow steady warning time in Minutes and Seconds. M 17:00:00
• Beeper mode.
• Special mode.
• Timer running or stopped. 3. Turn the knob to select the desired Event.
Momentarily press the Test button to activate the
• Count up or count down.
Event.
• Remote input function for inputs IN1, IN2, IN3 and
IN4.
Triggering Event Codes
To store a setup: The DS-231 TimeKeeperTM allows the user to manually
trigger Event codes by following the procedure below:
1. Setup the DS-231 TimeKeeperTM to contain the
desired settings. 1. Press and hold the Event Enable button to disable the
2. Press and hold one of the Preset buttons. The Events.
display will indicate that the settings are saved by 2. Press and hold the Test button. The TimekeeperTM
briefly showing the word “saved” on the display will change to a display similar to what is shown
similar to what is shown below: below.

TimerUp 00:30:49 0 Manual F=D6
Run=SAVED RED M 17:00:00

Note: If the settings are saved while the timer is 3. Momentarily press the Test button. The DS-231
running the next time the settings are recalled, TimekeeperTM display will look similar to what is
shown below.
the timer will be started automatically.
To recall a setup: 0 Manual F=D6

4. Momentarily press the Test button to activate the
selected Event code. Turn the knob to change the
Event code, continue momentarily pressing the Test
button as desired to activate Event codes.



Event Code Definitions triggered.
1E - Disables above relays to send serial
The following group of Event codes affect the command
commands.
RLY@xl where x is defined as:
1F - Enables above relays to send serial
commands.
01 - Sends momentary activation on relay 1
RLY@xl where l is defined as:
20 - Disables LED 1 (bit 0 of l)
21 - Enables LED 1 (bit 0 of l)
The following group of Event codes generate the
commands RLY01P1 through RLY07P1. If a RYG19A
device or other device having programmable beep tome
capability, One of the programmable beep tone sequences
will be generated.
07 - Sends momentary activation on beeper 1.
2A - Disables LED 6 (bit 5 of l)
0A - Sends momentary activation on beeper 4.
2B - Enables LED 6 (bit 5 of l)
0B - Sends momentary activation on beeper 5.
2C - Disables alternating clock/timer display
0C - Sends momentary activation on beeper 6.
every 10 seconds.
0D - Sends momentary activation on beeper 7.
2D - Enables alternating clock/timer display every
10 seconds.
The following group of Event codes enable commands to
2E - Disables above LEDs to send serial
be sent on the serial port:
commands.
2F - Enables above LEDs to send serial
0E - Disables sending "KPn commands along with
commands.
the C0 to FF commands.
0F - Enables sending "KPn commands along with
the C0 to FF commands.

RLY@xl where x is defined as one of the following:

Odd numbers enable functions/relays/LEDs.
Even numbers disable functions/relays/LEDs.

Description

10 - Disables relay 1 (bit 0 of x)
11 - Enables relay 1 (bit 0 of x)
1A - Disables relay 6 (bit 5 of x)
1B - Enables relay 6 (bit 5 of x)
1C - Enables messages sent every second.
1D - Enables messages only when Event is



Serial port command definitions Commands received as press and hold button presses:
The DS-231 TimeKeeperTM can receive commands from
other sources through a serial connection. The commands ' 60
are sent in the form, “KPn, where n is the character a 61 Setup the Beep mode.
command. The list below shows the available commands. b 62 Setup the Yellow Blink and Yellow warning.
c 63 Store preset 5.
Codes in the range 40 to 7F Sends "KP@, "KPa,... to d 64 Store preset 4.
"KP<DEL> commands on serial port. e 65 Store preset 3.
f 66 Store preset 2.
In the following tables, the first character represents the g 67 Store preset 1.
ASCII character sent as part of the “Kpn command. h 68 Setup the Time of day clock.
i 69 Save to History and Clear all counters.
The second column contains the CODE value in ASCII- j 6A
HEX. k 6B Store power on preset.
l 6C Setup timer mode.
The third column is a description of the command that will m 6D Store preset 6.
be executed on the remote device. Refer to the device n 6E Store preset 7.
being controlled for a complete list of codes accepted. The o 6F Rotate the knob 10 steps clockwise.
command codes may perform completely different p 70 Rotate the knob 10 steps counterclockwise.
functions depending on the device being controlled. q 71
r 72
Commands received as momentary button presses: s 73
t 74
Description u 75
@ 40 v 76
A 41 Mode button w 77
B 42 Select button x 78
C 43 Recall preset 5 button y 79
D 44 Recall preset 4 button z 7A Set the Tallye count to a preset value.
E 45 Recall preset 3 button
F 46 Recall preset 2 button
G 47 Recall preset 1 button
H 48 Time of day clock button
I 49 Display History button
J 4A
K 4B Timer Reset button
L 4C Timer Start/Stop button
M 4D Recall preset 6 button
N 4E Recall preset 7 button
O 4F Rotate the knob 1 step clockwise.
P 50 Rotate the knob 1 step counterclockwise.
Q 51
R 52
S 53
T 54
U 55 Start the Timer.
V 56 Stop the Timer.
W 57 Reset the Timer. (preferred over K)
X 58 Increment the Tallye count by the scale factor
amount.
Y 59 Decrement the Tallye count by the scale
factor amount.
Z 5A Reset the Tallye count to zero.



Press and hold button presses:
Execute internal button presses
E0 '
The DS-231 TimeKeeperTM can cause any of the internal
E1 a Beep button
buttons to be pressed as an event. The list below shows the
E2 b Yellow Blink and Yellow warning button
available commands.
E3 c Event save button
E4 d Event de-activate button
This time clock has more features and functions than the
E5 e Store preset 3 button
front panel has buttons. For instance, there are only 3
E6 f Store preset 2 button
buttons for stored presets, but there are actually 3
E7 g Store preset 1 button
additional presets available that do not have front panel
E8 h Time of day clock button
buttons.
E9 i Event manual activate button
EA j
Codes in the range C0 to FF Executes internal button press
EB k Timer Reset button
commands.
EC l Timer Start/Stop button
ED m Store preset 4 button
Commands received as momentary button presses:
EE n Store preset 5 button
EF o Store preset 6 button
C0 @
F0 p
C1 A Mode button
F1 q Remote Event trigger edit button
C2 B Select button
C3 C Event recall button
C4 D Event activate button
C5 E Recall preset 3 button
C6 F Recall preset 2 button
C7 G Recall preset 1 button
C8 H Time of day clock button
C9 I Event manual activate button
CA J
CB K Timer Reset button
CC L Timer Start/Stop button
CD M Recall preset 4 button
CE N Recall preset 5 button
CF O Recall preset 6 button
D0 P
D1 Q Cycle time display/activate button
D2 R
D3 S
D4 T
D5 U Remote Timer Start button
D6 V Remote Timer Stop button
D7 W Remote Timer Reset button
D8 X Remote Tallye UP button


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