"0NE TO NINE COPIES OF TEST RESULTS; UP TO THREE DIGIT SAMPLE ACCURACY; INTERNAL OR EXTERNAL STANDARD CAPABILITY; SOPHISTICATED PRINT-OUT (DEPT NAME,OPERATORS NAME,SUBJECTS NAME,ETC.); FEATURES MANUAL SAMPLE TAKE; IR PURGE FOR RUNNING STD ONLY; RETEST; CLEAR TEST; RECORDS DATD; NEW TEST SEQUENCE ; ENTERS DATA SHOWN IN DISPLAY; INFRARED SOURCE IS NICHROME HELIX AROUND CERAMIC CORE; SOURCE ENERGY MODULATED; SAMPLE CELL HEATED TO 45 DEG. C."