Strip-chart Recorder
Strip-chart recorder is the graphic recorder which display and store a pen and ink record of the history of some physical event which records one or more variables with respect to time.Its is an X-t recorder.
It can perform the measurement as follows steps:
- A long roll of graph paper moving vertically.
- A system for driving the paper at some selected speed. A speed selector switch is generally provided chart speed of 1-100 mm/s are usually used.
- A stylus for making marks on the moving graph paper. the stylus moves horizontally in proportional to the quantity being recorded.
- A stylus driving system which moves the stylus in a nearly exact replica or analog of the quantity being recorded
A range selector s/w is used so that i/p to the recorder drive system is within the acceptable level.