Analyzer features and keypad, On / off, Pump / cal pressure – Dwyer 1207A User Manual
Page 4: Print / backlight, Line select / freeze
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1207A manual
Page 4
1. 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”
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