Emerson E2 User Manual

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On-Line Help System Overview
Introduction
 • 
1
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7
cuit breakers that are flipped from OFF to ON and 
from ON to OFF by commands sent from E2 
through MODBUS or a Square D Smart Breaker 
Gateway board. Refer to this manual for more 
information on the Square D Breaker Panel applica-
tion.
• Eaton Breaker Control Manual (P/N 026-1709) - 
E2 can communicate directly with Eaton's Breaker 
Control Bus (BCB) modules. Communication with 
the E2 (minimum E2 firmware rev. 2.82) will 
enable users to access features such as Time Sched-
ules, Enhanced Lighting, and Logging, with the 
added capabilities of dial-out on failure and offsite 
remote connection, specifically with UltraSite32 
and Site Manager to the breaker panel. The Eaton 
Breaker Panel controller is a licensed application 
available in the E2 300 and 400 model controllers. 
Refer to this manual for more information on the 
Square D Breaker Panel application.
• Energy Meter Manual (P/N 026-1726) - The 
Energy Meter provides a solution for measuring 
energy data with a single device. Inputs include 
Control Power, CT, and 3-phase voltage. The 
Energy Meter supports multiple output options, 
including solid state relay contacts, Modbus (with 
or without data logging), and pulse. The LCD 
screen on the faceplate allows instant output view-
ing.
• iPro DAC (P/N 026-1727) - The iPro DAC is a 
packaged HVAC control board for use either as a 
stand-alone controller or in zone control applica-
tions using a Emerson Retail Solutions E2 BX 
building control system. The iPro DAC is capable 
of controlling heat and cool stages, fans, humidifi-
cation and dehumidification devices and economiz-
ers using on-board I/O and control algorithms, as 
well as monitor and interact with other building 
control systems and peripherals (such as smoke 
alarms and CO2 sensors).
• MRLDS (P/N 026-1307) - Modular Refrigerant 
Leak Detection Sensor (MRLDS) continuously 
monitors for low levels of refrigerants most com-
monly used in commercial refrigeration systems. 
The MRLDS communicates with the E2 controller 
via MODBUS. The E2 provides an interface while 
the MRLDS will provide the leak monitoring func-
tionality.
1.6
On-Line Help System 
Overview
The E2 On-Line Help is the primary source front-
panel/interface users will have to consult when seeking 
instruction on properties, screens, menus, and trouble-
shooting of hardware/software problems. The on-line help 
topics are designed to minimize the time the user would 
otherwise have to spend searching through the manual to 
find information. Press 
 + 
 keys to open the 
General Help menu.
To use on-line help from any screen in the E2 front 
panel interface, simply press the E2’s permanent Help 
 key. This opens a pop-up window containing either 
information about the screen or menu you are currently on, 
or information about the input, output, or setpoint you 
have highlighted with the cursor (if available). After the 
Help 
 key has been pressed, 
 will open the Gen-
eral Help menu containing Troubleshooting options.
1.7
Software Licensing
Some applications in the E2 are available only when 
activated with a unique license key that is obtained 
through Emerson Retail Solutions. Software licensing (see 
Section 10.15, License Management) allows the user to 
activate certain features in the E2, such as Web Services 
and third-party controllers. Call your Emerson Retail 
Solutions sales representative at 770-425-2724 for more 
information about software licensing.