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perpetual miniature alarm clock module Manufacturer

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Categories > Clock Module > 20 series – Miniature Alarm Clock Module

20E-AXG-Z (3 keys)

perpetual miniature alarm clock module

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This is a perpetual alert miniature clock module with 3 operation keys. Sized as 35 x 18.4 mm, it has four daily alarms built-in. The photo indicated is in 24-hour version, but 12-hour version is available too. It is possible to select one minute regular audible alarm or perpetual audible PSEA (power saving endless alert) alarm. Due to the significant power saving by applying PSEA alert circuit, this perpetual alert clock module is good to be applied to battery operated devices, such as pill reminder, job reminder, maintenance reminder to provide endless audible alarm unless confirming key is depressed.

A piece of LR44 button cell battery is mounted on the backside normally. But if necessary, instead of battery power, people can connect to external power source too.

The keys are operated friendly. There are three keys, "mode", "set", and "adjust". Press "mode" key to switch normal display into each channel of alarm. Apply "set" to enter the set mode of current display mode, and then press "adjust" key to change the reading. Various options of key combination are available upon request. It provides engineer the flexibility of designing a 2 keys, 3 keys, 4 keys, or 5 keys product. The sophisticated combination and options of output poles allow designer to do various applications.

We are a professional manufacturer of Countdown Clock and Lifetime Meter, in addition, we also offer LCD Clock Module with excellent quality.

Specifications :

Physical Size

Plastic Frame - 35 x 18.4 mm
Module Thickness - 10.1 mm (including battery)

Screen - 20 x 10.92 mm
Number of Digit - 4 Digits
Digit Height - 7.0 mm

Button: “mode”, “set”, and “adjust”
Electrical Specification

Power Source - 1.50 volts, 1 pc of LR44 or external connection
Operating Voltage - +1.20 ~ + 1.70 volts
Current Drain - 3μA typically
Operation Temperature - -10 ~ +50 ℃
Storage Temperature - -20 ~ +60 ℃

Options of Alert Method

One minute 4K Hzs audible alert normally
Perpetual alert, or so called Endless PSEA (power saving endless alert) alert upon request

Output Pole

Single or individual output pole
Pulse or level output
1 sec, 2 sec, 4 sec, or 8 sec for pulse output

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VOSCA Corporation is recognized by our customers as the best provider of perpetual miniature alarm clock module throughout the world. We offer perpetual miniature alarm clock module with high quality and competitive price. As an industry leader of perpetual miniature alarm clock module, our products have a reputation for quality. If you need any assistance in selecting your perpetual miniature alarm clock module or have any other questions, don't hesitate to phone, fax, or e-mail us.