Phone: 800.275.4899

Fax: 503.612.2381

www.cui.com

20050 SW 112th Ave.

Tualatin, OR 97062

Part No: CST-934AS

Description: magnetic buzzer

Date: 9/20/2006

Unit: mm

Page No: 3 of 5

Mechanical Characteristics

Item

Test Condition

Vibration

The buzzer will be measured after applying

a vibration amplitude of 1.5 mm with 10 to

55 Hz band of vibration frequency to each of

the 3 perpendicular directions for 2 hours.

Drop Test

The part is to be dropped from a height of

75 cm onto a 40 mm thick wooden board 3

times in 3 axis (X, Y, Z) for a total of 9 drops.

Evaluation Standard

After the test, the part shall meet

specifications without any

damage to the appearance and

the SPL should be within ±10

dBA of the initial SPL.

Environment Test

Item

Test Condition

High temp. test

The part will be subjected to +70°C for

96 hours.

Low temp. test

The part will be subjected to -30°C for

96 hours

Thermal shock

The part will be subjected to 10 cycles. One

cycle will consist of:

Temp./Humidity cycle

The part shall be subjected to 10 cycles. One

cycle will last for 24 hours and consist of:

Evaluation Standard

After the test, the part shall meet

specifications without any

damage to the appearance. After

4 hours at +25°C, the SPL

should be within ±10 dBA of the

initial SPL.