![]() ![]() Set the timer for 20 minutes and be notified when that cake needs to come out of the oven. So what can we use a timer for? A timer is very useful for each task that needs to be completed in a certain timeframe. Light Pole - Level, 1.What is a timer? A timer is a clock that counts down for a certain amount of seconds, minutes and or hours.B3 Pole - Level, 1.5 VDC for 1 minute after timer countdown to zero.B2 Pole - After countdown to zero, repeat 1 sec ON and 1 sec OFF for one minute.B1 Pole - Repeat 0.5 sec on and 2.5 sec off for 6-time then wait for 10 sec and repeat again never stop until stop button depressed.Power Saving Endless Alert circuit (called PSEA circuit), beep 6 times then wait for 10 seconds and repeat again never stop unless the “Stop” key depressed.Regular audible alert for 1 minute at 4 K Hz.Typical Current Drain: 3 μA in normal condition 400 μA at alarm mode.Operating Voltage: +1.20 ~ + 1.70 volts.Power Source: +1.5VDC, use one piece of UM4 (AAA) battery holder mounted on the rear side of PCB but battery not included.Button: tact s/w, 3 to 4 keys, on the front.Thickness: 7 mm (battery not included ). ![]() ![]()
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