Velleman EDU01 User Manual
Page 6

www.vellemanprojects.com
pag. 6
Buzzer
A buzzer produce a signalling sound to alert 
for a dangerous situation, timer confirmation, 
a button is pressed, ... The pitch of the buzzer 
can't be changed because the frequency of 
the oscillator is fixed. 
(Velleman part# SV3)
Push button
A push button will conduct current 
when pushed and interrupt the 
current when released. 
 
 
 
(Velleman part# D6)
Inside connection
The supplied button 
has 4 connections, but 
only 2 are used. 
2 are interconnected. 
                    See also other documents in the category Velleman Hardware:                                                            
                    - NC3MDL1-B (2 pages)
 - NC3MXX (1 page)
 - NC5FDL1 (2 pages)
 - NC3MDL1 (2 pages)
 - NC5MX (1 page)
 - MK166 (1 page)
 - К8095 (9 pages)
 - VMa02 (4 pages)
 - VM8090 (1 page)
 - VM116 (32 pages)
 - EDU02 (28 pages)
 - VM202 (1 page)
 - NL4MP (1 page)
 - NC3MXX-BAG (1 page)
 - VM120 (48 pages)
 - VM153 EU (1 page)
 - VM119 (32 pages)
 - VM133 (24 pages)
 - VM148 (24 pages)
 - MK155 (1 page)
 - VCC6 (20 pages)
 - MK179 (2 pages)
 - VMa04 (4 pages)
 - VM122 (44 pages)
 - VM134 (24 pages)
 - NAC3FCA (1 page)
 - VM121 (32 pages)
 - К8048 (15 pages)
 - К8048 (14 pages)
 - VM150 (1 page)
 - VMa01 (4 pages)
 - NL4FX (2 pages)
 - VM152 (20 pages)
 - MK157 (1 page)
 - VM112 (4 pages)
 - VM130 (20 pages)
 - NC3FXX-BAG (1 page)
 - MK160 (1 page)
 - NC5MDL1 (2 pages)
 - VM118r (36 pages)
 - VM179 (2 pages)
 - VM192ir (2 pages)
 - VM138 (40 pages)
 - VM160 (20 pages)
 
