Models ER-420-AC, ER-420-DC & ER-420-LP
Configuring the unit
The ER-420 was designed to be implemented in many types of applications. For that reason, a Setup level is available to
configure your ER-420 according to your specific requirements.
Setup includes several important features, such as K-factors, measurement units and signal selection. All setting are stored in
EEPROM memory and will not be lost in the event of power failure or a drained battery.
Displaying information
The unit has a large transflective LCD with symbols and digits to display measuring units, status information, trend-indication
and keyword messages.
Flow Rate and Totals can be displayed either with the small 8 mm digits or with the 17 mm digits.
A backup of the Total and Accumulated Total in EEPROM memory is made every minute.
Page 8 March 2013
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