Dwyer 1207A User Manual
Dwyer 1207a quick reference guide, Analyzer features and keypad

DWYER 1207A
QUICK REFERENCE GUIDE
ANALYZER FEATURES AND KEYPAD
ON / OFF
Turns the analyzer ON / OFF
PUMP / CAL PRESSURE
Turns the pump ON / OFF 
Press for 2+ seconds to zero 
the pressure sensor 
PRINT / BACKLIGHT
Press to print “live” or “frozen” 
data. Press again to abort. 
Press for 2+ seconds to switch 
backlight & torch ON / OFF 
LINE SELECT / FREEZE
Press to select active line on 
display as indicated by LED’s 
Press for 2 seconds to “HOLD” 
Press longer to “LOG” 
