Ceasul cu comanda program are o memorie pe circuit imprimat realizat prin desenarea si decaparea unei placi izolatoare placate cu cupru.
Are 2 sectoare circulare, unul pentru programul orar si celalalt pentru program din 5 in 5 minute. in cazul prototipului exista 4 programe orare si 6 programe din 5 in 5 minute.
Prin diverse alte combinatii se poate obtine un numar infinit de variante. Limbile ceasului inlocuite cu dispozitive de contact comanda un grup de 4 relee telefonice care alcatuiesc programele si releul V care comanda contactorul TCA 10.
Unul din contactele normal dcschise ale contactorului dubleaza butonul de comanda al soneriei existente in orice scoala, in cazul prototipului programul este urmatorul:
— de la ora 8—10 suna la minutul 50 si minutul 0
— de la ora 10—13 suna la minutul 10 si minutul 0
— de la ora 13—15,30 suna la minutul 20 si minutul 30
— de la ora 15,30—19,40 suna la minutul 30 si minutul 40.Alimentarea releelor se face in functie dc tipul constructiv la tensiuni nepericuloase intre 12 si 48 V in caz de deschidere accidentala a panoului frontal tensiunea se decupleaza automat cu ajutorul unui microcontact in caz de defectiuni este prevazut un buton pentru sunat manual. Pentru zilele fara program scolar instalatia este prevazuta cu un intrerupator general.
This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish. Cookie settingsACCEPT
Privacy & Cookies Policy
Privacy Overview
This website uses cookies to improve your experience while you navigate through the website. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may have an effect on your browsing experience.
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.