14-10-2010, 05:10 PM
PRESENTED BY :
DHWANI
VARUNA
[attachment=6085]
Introduction
A recorder records electrical and non-electrical quantities as a function of time.
Currents and voltage can be recorded directly while any non-electrical quantities are recorded indirectly by using sensors or transducers.
GRAPHIC RECORDERS
A graphic recorder defined as an instrument , which draws a graph that relates two or more variables to time or to each other.
Basic elements include :
-A paper chart: displaying & storing
-Stylus: writing instrument
-Suitable means of interconnection.
Types of graphic recorders:-
-Strip chart recorders
-X-Y recorders
DHWANI
VARUNA
[attachment=6085]
Introduction
A recorder records electrical and non-electrical quantities as a function of time.
Currents and voltage can be recorded directly while any non-electrical quantities are recorded indirectly by using sensors or transducers.
GRAPHIC RECORDERS
A graphic recorder defined as an instrument , which draws a graph that relates two or more variables to time or to each other.
Basic elements include :
-A paper chart: displaying & storing
-Stylus: writing instrument
-Suitable means of interconnection.
Types of graphic recorders:-
-Strip chart recorders
-X-Y recorders