Programmable electronic display for a chart recorder

A system for recording and displaying data originating from input/output data points in either analog or discrete from comprising:

• a chart recorder for recording said data from said input/output data points in printed form;
• a separate programmable display for presenting current data in graphic form, comprising a display responsive to said input/output data points, said display being operated independently of said chart recorder such that the current data from said input/output data points are displayed discretely on said display whether the same or different data or no data is being printed by said chart recorder;
• and operating keyboard for independently operating said display and said chart recorder, said keyboard having individual function keys and at least six numeral keys for selectively controlling said display and said chart recorder;
• and
• means for selecting a single, discrete presentation of said current data from one input/output point, in graphic form on said display in a variety of formats, said formats including a scale with pointer and a scale with bar graph;
• said means for selecting including said numeral keys for calling up a particular format by first depressing the numeral key corresponding to format selection and subsequently depressing a numeral key corresponding to a particular formal;
• and
• including variable, current configuration for the input/output data points, and means for establishing in one presentation all of said current configuration for said data points.