
I. Introduction
The MegaTron microprocessor based controllers are designed to provide a wide range
of control functions for recirculating water treatment systems. The controller is
programmed through a front panel keypad and can be configured to provide a
customized control system for your application. Your particular unit’s functions can be
determined be comparing the units model number to the Model Numbering Table (see
page 3).
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Notice:
Depending upon the options supplied on your unit you may or may not
have all features and functions described in this manual.
Model Numbering
MegaTron units have several base system control functions and unit optional features.
Your unit may be supplied with one or more of the features described in this manual. To
determine what features apply to your unit check the model number label located on the
controller enclosure.
Base System Control Functions
Optional Features
C -
Tower Conductivity Control
A
- Conduit connections
B -
Boiler Conductivity Control
D
- Dry Contact relays
M -
Make-up Conductivity
H
- Remote Communications bus only
P -
pH Control
H1
- Direct Connect Communications
R -
ORP Control
H2
- Internet Connect Communications
T
- Temperature Control
J
- Additional System Card bus only
F1
to
F5-
Chemical Feed Timers
K
- Additional Control Relays
E
- Flow Switch Assembly
Y
- ETL Agency Listing / Approvals
L1
to
L5
- Drum Level Alarm Inputs
A model number will start with
MG
and will be followed with the Base System Control
functions. If the unit is a dual system, all of the control functions of system one are
followed by a
dash
then the functions for system two. If system two is the same as the
first a (–X2) is used. Another
dash
separates the optional features listed after all base
system control functions.
Example Model Number:
MGCPF3E-X2-DHY
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Note:
This list represents our most popular options additional options codes are
available and may appear consult factory if any questions arise.
Description of Unit
MegaTron controllers may be configured to control one or two separate systems
including cooling tower and boiler applications and may have various features depending
on the model number. Whether the unit is controlling 1 or 2 systems each individual
system can be configured with a variety of the functions / features listed below and there
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