E-880TM-3-E
BEFORE YOU BEGIN
This manual has been prepared for OVAL flow computers of the EL4001 series. Making sure of your
model number and good understanding of the input/output and calculation process according to the
instruction manual for the model, refer only to the specific topics of interest.
In the EL4001 series, mode selection is simple with keystrokes on the front-panel keypad. However, we
recommend you to become thoroughly familiar with the procedure described in this manual before you
reconfigure parameters.
If you have something to inquire, contact the sales office from which you purchased the product, or the
nearest OVAL representative in our customer service network.
(When you inquire, please supply us with the product name, model No., serial No., and other pertinent
information.)
This communication manual applies to the following models:
・EL4101 Steam Service Flow Computer (saturated steam service)
・EL4111 Steam Service Flow Computer (superheated steam service)
・EL4121 Temperature/Pressure Compensated Flow Computer (gas service)
・EL4131 Liquid Temperature Compensated Flow Computer
・EL4201 Temperature/Pressure Compensated Flow Computer (measured in terms of mass)
・EL4211 Liquid Temperature Compensated Flow Computer (measured in terms of mass)
・EL4301 Density Computer for Mass Flowmeter
・EL4311 Density Computer for Mass Flowmeter (solids content flow compensated)
・EL4321 Density Computer (oscillating spool densitometer, gas service)
・EL4401 Blend Oil Temperature Compensated Flow Computer
・EL4501 Multipoint Temperature Compensated Flow Computer
・EL4511 Multipoint Temperature Compensated Flow Computer (with communication interface)
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