4-digit photographic countdown timer board with 6 selectable preset times from 60 to 900 seconds. Start, Stop and Reset controls. Displays time remaining in seconds and tenths of a second. At the end of the coundown the open collector output pulses low for 2 seconds and the display returns to the last set preset time.
On-board START and STOP buttons are also bought out to the 10-way header for use with your own external volt-free contact closures (button, relay, etc.)
The controls are:
Connections: DC IN, RESET, OUTPUT, STOP and START are brought out to a 10-way header strip for easy connection.Custom Firmware Design Service
If you would like the timer to function differently please Contact Us with your requirements.Specifications
|Supply||9...15V dc |
e.g. Order Code 660.446UK with connector 777.001UK
|Current||30 - 50mA max.|
|Preset Times||60, 90, 120, 300, 600 and 900 seconds|
|Timing resolution||1/10 second|
|Inputs||Start / Stop / Reset (Active low - see documentation)|
|Output Type||Open collector NPN transistor 100mA, 30V max.|
(see Help Sheet)
|Display||4-digit 7-segment with decimal point, 14mm RED LED|
|Accuracy||+/- 1.8 seconds / hour|
|Board Dimensions||~ 51 x 66 x 12 mm (excluding header pins)|
|Connections||10 pin SIL header|
|Product Formats||SELF-ASSEMBLY Electronic Kit (KT) or|
PRE-ASSEMBLED Electronic Module (AS) Product Formats Info
|Documentation||3148T1 User Manual|
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