MODELMODEL 2500_______________________________________________________2500_______________________________________________________MODEL 2500 CONTROL AND DISPLAY DEVICESThe DANIEL INDUSTRIES MODEL 2500 INSTRUMENTATION SYSTEMMICROCOMPUTER operating commands and data are entered, changed, anddisplayed on the instrument’s front panel as illustrated in Figure 2-1. The frontpanel is composed of the following:- Three status light-emitting diodes (LED)- Backlighted, two-line liquid crystal display (LCD)- 16-key keypad (symmetrically arranged in four columns with fourkeys in each column)Additionally, The MODEL 2500 instrument may be controlled from either the localfront panel on the instrument itself or from a remote front panel connected to theMODEL 2500 by means of a serial port.Figure 2-1________________________________________________________________________________________________________________________________________SECTIONSECTION 22 7