Max Machinery 121 INDICATOR - Manual (Page 4)

Pg 4 121-000-350 © 2001 Max Machinery, Inc.
General Description
1. Description
1.1 Unit Description:
The Max Model 121 Flow Computer satisfies the instrument requirements for a variety of flowmeter
types in liquid applications. Multiple flow equations and instrument functions are available in a single
unit with many advanced features.
The alphanumeric display shows measured and calculated parameters in an easy to understand format.
Single key direct access to measurements and display scrolling is supported.
The versatility of the Model 121 permits a wide measure of versatility within the instrument package.
The various hardware inputs and outputs can be “soft” assigned to meet a variety of common a p p l i c a t i o n
needs. The user “soft selects” the usage of each input/output while configuring the instrument. Consider
the following illustrative examples.
The isolated analog output can be chosen to follow volume flow, corrected volume flow, mass flow, tem-
perature, or density by means of a menu selection. Most hardware features are assignable by this
method.
The user can assign the standard RS-232 Serial Port for data logging, transaction printing, or for connec-
tion to a modem for remote meter reading.
1.2 Unit Features:
The Model 121 Flow Computer offers the following features:
• Multiple Instrument Functions
• Menu Selectable Hardware & Software Features
• Two Line VFD Display
• Isolated Outputs Standard
• Versatile RS-232 Port Standard
• DIN Enclosure with Two Piece Connector
• Advanced Batching Features