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Microcontroller-based Timers/Counters/Stop Watch
Microcontroller-based Timers/Counters/Stop Watch
Libratherm offers Microcontroller-based Timers, Counters and Stop Watch, models DTR-721, DCT-721 and LSW-72. Timers are available in the range of 0 – 9999 time count. These timers have 4-digit 0.5†7-segment red LED upper display for actual time value and 4 digit 0.3†7-segment red LED lower display for set time value. Counters are available in the range of 0 – 9999 count (Up or Down counting). These counters have 4 digit 0.5†7-segment red LED upper display for actual count value and 4 digit 0.3†7-segment red LED lower display for set count value. Stop watches are available in the range of 0 – 9999 mS / Second or 0.00 to 59.59 (Min) (Sec). These watches have 4-digit 0.5†7-segment red LED upper display for actual time value and 4 digit 0.3†7-segment red LED lower display for set time value.
Product & Technology News
- Specification for DCT-721:
- Specification for DTR-721:
- Specification for LSW-72:
|
Input |
Proximity switch / Photo sensor, encoder, potential free
contact etc. |
|
Sensor Supply |
5 to 24 VDC. |
|
Set Point |
Single or Dual Adjustable using soft touch keyboard. |
|
Output |
Two relays with single change over potential free contact
(5A@230VAC) at the end of the set count. |
|
Remote Start/Stop |
Can be provided using potential free contacts. |
|
Memory Back Up |
Retention of last count value in the event of power
failure. |
|
Supply |
SMPS - 100 to 240VAC, 50/60 Hz. |
|
Size |
72 x72 x 65 mm. |
|
Enclosure |
ABS plastic with polycarbonate front. |
|
Time Resolution |
0.01Sec (10mS), 0.1Sec (100mS), 1 Sec / Min / Hour –
user programmable. |
|
Time Base |
Using high frequency quartz crystal. |
|
Time Count |
UP or DOWN – programmable. |
|
Reset |
Using front panel switch |
|
Function/Mode – Programmable |
ON delayed (Relay to turn ON after the end of the set
time) or OFF delayed (Relay to remain ON till the end of the
set time) or CYCLIC – (Relay will remain On and Off
as per the programmed time) |
|
Set Point |
Single (On/Off delay) or Dual (Cyclic) - adjustable using
soft touch keyboard. |
|
Output |
Two relays with single change over potential free contact
(5A@230VAC) at the end of the set time. |
|
RemoteStart/Stop |
Can be provided using potential free contacts. |
|
Memory Back Up |
Retention of last count value in the event of power
failure. |
|
Supply |
SMPS - 100 to 240VAC, 50/60 Hz. |
|
Size |
72 x72 x 65 mm. |
|
Enclosure |
ABS plastic with polycarbonate front. |
|
Time Resolution |
0.01Sec (10mS), 0.1Sec (100mS), 1 Sec / Min / Hour –
user programmable. |
|
Time Base |
Using high frequency quartz crystal. |
|
Time Count |
UP counting from 0 time. |
|
Function/Mode – Programmable |
Stop Watch function to Start the timer, Stop the timer or
Reset the Timer using front panel or remote contact switches. |
|
Set Point |
Single - Adjustable using soft touch keyboard. |
|
Remote Start/Stop |
Can be provided using potential free contacts. |
|
Output |
Single relay with single change over potential free
contact (5A@230VAC) at the end of the set time. |
|
Supply |
SMPS - 100 to 240VAC, 50/60 Hz. |
|
Size |
72 x72 x 65 mm. |
|
Enclosure |
ABS plastic with polycarbonate front. |
Microcontroller-based Timers Counters Stop Watch
Microcontroller-based Timers
Microcontroller-based Counters
Microcontroller-based Stop Watch
DTR-721 Microcontroller-based Timers
DCT-721 Microcontroller-based Counters
LSW-72 Microcontroller-based Stop Watch
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