Related Manuals for Emerson E2 RX Series
Summary of Contents for Emerson E2 RX Series
- Page 1 026-1622 Rev 0 12-JUN-2012 Operator’s Guide for E2 Refrigeration, BX HVAC and CX Convenience Store Controllers Applicable to E2 firmware versions 4.0 and above...
- Page 3 Retail Solutions 3240 Town Point Drive NW, Suite 100 Kennesaw, GA 30144, USA Phone 770-425-2724 Fax 770-425-9319 FCC COMPLIANCE NOTICE This device complies with Part 15 of the FCC Rules. Operation is subject to the fol- lowing two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
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Page 5: Table Of Contents
Table of Contents 1 LOGGING ON AND ACCESS LEVELS ........................1 2 HOME SCREENS................................1 2.1 T E2 H ..............................1 CREEN 2.1.1 RX Home Screen ..............................1 2.1.2 BX Home Screen ..............................2 2.1.3 CX Home Screen ..............................2 2.2 S ................................ -
Page 7: Logging On And Access Levels
Home Screens The Operator's Guide is a general overview of the E2 interface, key pad functionality, menus, and more includ- ing E2 home screens, logging on, navigation, customizing The E2 Home Screen the home screen, overrides, and alarms. For more informa- tion, refer to the complete E2 Manual P/N 026-1614. -
Page 8: Bx Home Screen
their current status, and temperatures are listed. screen, the AHU section shows the number of AHUs, tem- perature, state, and ASP information for each. Condenser Section Zones Section This section is located at the bottom left of the screen and contains information on the status of the condenser, Directly below the AHU section is the Zones section, such as the discharge setpoint and individual fan states. -
Page 9: Screen Types
Sensor Control Section The bottom center section of the screen shows both analog and digital sensor control, name, and command output. Time Schedules Section The lower right-hand section of the screen shows the name and current status of time schedules. Screen Types Summary Screens Summary screens let you view status information for... - Page 10 • The screen may require one or more fields to be set to certain values before the screen may be accessed. For example, a screen containing nothing but com- pressor proof input definitions might be hidden if there is a field on another screen that tells the sys- tem there are no proof checking devices on the group’s compressors.
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Page 11: Menus And Set Up Options
Menus and Set The System Configuration Menu Up Options Menus Main Menu The Main Menu is accessed by pressing the key. This menu gives you direct access to applications such as Suction Groups, Condensers, Circuits, Air Han- dling Units, Zones, Light Schedules, and Sensor Controls applications, (depending on which controller type you are using) as well as all configured applications in the control- ler. - Page 12 passwords, toggle full options, general information about Menu Option Description the controller, and other important data. 5 - Alarm Setup Set up dial-outs and alarm The System Information Menu is another menu used to reporting for the current E2. set up the E2. The options in this menu allow setting up time and date, passwords, toggle full options, general 6 - Logging Setup Enter information about Log-...
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Page 13: The E2 Keypad
Menu Option Description 5 - Service Actions Set up system diagnostics (memory and execution info), and perform advanced func- tions (system resets and firm- ware update). 6 - Note Pad Writable field for technician to make notes about changes made or general information. Figure 3-5 - Example Actions Menu for Suction Group Value 7 - Display Users... - Page 14 Keypad 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 General Help RX and BX Function Description menu containing Troubleshooting options.
- Page 15 front panel and an external keyboard. Keys Function Hot Keys Suction Summary Hot Keys are quick and easy shortcuts to frequently used functions and applications. For a complete menu Circuit Summary screen that lists all Hot Keys and how to access them, ...
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Page 16: Toggling Full Options
Toggling Full Options Manual Defrost and Clean Mode Toggling Full Options on allows you to have full access to programming applications. To Toggle Full A circuit can be placed in manual defrost from the RX Options on: Home screen or a Circuit Status screen. If a refrigeration ... -
Page 17: Mode
Overrides of defrost modes. • No Action - Normal (no manual defrost) state. If a compressor stage or a fan on the condenser needs • Defrost - This is the normal defrost mode. The to be bypassed, follow these instructions: defrost ends according to the terminating device From the default Home screen, arrow to either (sensor) or fail-safe time, whichever occurs first. -
Page 18: Alarms
Alarms • ALARM - A high-priority warning, usually signify- ing a condition that requires attention. This section describes how to view and use the Alarm • NOTICE - A low-priority message, usually signify- Advisory Log. ing a condition or a system change that requires no 3.7.1 Accessing the Alarm Advi- attention or may require attention in the future. -
Page 19: Area Ctrl: Application: Property
the end of the State field. 3.7.6 Area Ctrl: Application: TIPS: ACKNOWLEDGEMENT VS. RESETTING Property • Reset an alarm if you believe the condition that This column describes where the alarm, notice, or fail- caused it is fixed, but you wish for a new alarm to ure was generated from. -
Page 20: Facility Status Display (Fsd) Alarms
prompting the user to either clear the selected advisory, and time on which the reset occurred will be shown beside clear all advisories or to cancel the operation. the report priority. 3.7.9 Facility Status Display (FSD) Press to clear the selected advisory. Alarms ... -
Page 21: Viewing Inputs And Outputs
Viewing Inputs select either option to view a graph or view a log. and Outputs If Graph and Log options are not listed in the Actions Menu, this means the property you have selected is not set up to be logged. There are two basic forms used by the E2 to display It may also be the case that there are currently no data: logs and graphs. -
Page 22: Log View
4.1.2 Log View Pointers allow a property to get or send its value to another property, and are a way to transfer information or values (input and outputs) from one application to another within a controller. For example, if you are setting up a Suction Pressure pointer, you are specifying the location of where the Suc- tion Pressure is coming from. -
Page 23: The Graph View
4.1.3 The Graph View Pressing again zooms in even farther. Pressing zooms out, resulting in a graph whose time scale spans twice that of the previous view. This dou- bles the number of displayed samples. Navigating a Zoomed View While zoomed in on a graph, only a subset of the total number of samples are visible. -
Page 24: Checking Status Screens
corresponding function key. Select (Network Summary) and the Network AHU Status Screen Summary screen opens. Press . The AHU information such as control Checking Status temperature, season mode, space humidity, apparent tem- perature, heat/cool mode, fan state, economization status, Screens dehumidification, and humidity status are all included on this screen. -
Page 25: Appendix A: Troubleshooting
Appendix A: Troubleshooting The chart below describes symptoms and solutions if troubleshooting the system or equipment is needed. For further information, contact Retail Solutions Service at 1-800-829-2724. SYMPTOM POSSIBLE PROBLEM SOLUTION I/O Network Problems I/O board not getting power. Check I/O board power--is the green STATUS light on? If not, check power wiring connections, and use a multimeter to verify... - Page 26 SYMPTOM POSSIBLE PROBLEM SOLUTION Compressor will not Operate Compressor is not programmed Verify that E2 was programmed properly. for correct number of compres- sor stages. Highlight the General tab (C1) in the Suction Group Setup screen. Is the correct num- ber of stages in the “Number of Stages”...
- Page 27 SYMPTOM POSSIBLE PROBLEM SOLUTION Compressor will not Operate 8RO fail-safes are not wired cor- Verify fail-safe wiring on 8RO (Cont.) rectly. board for N.O./N.C. positions. One wire of the two-wire con- nection should always be con- nected to the middle terminal. The second wire must be either connected to the N.C.
- Page 28 SYMPTOM POSSIBLE PROBLEM SOLUTION Problems with Condenser Condenser will not operate. Verify that E2 is programmed with proper number of fans. 1. Highlight the General tab (C1) in the Condenser Setup screen. 2. Is the correct number of fans in the Number of Fans field? Incorrect board and point set- Confirm proper board and point tings.
- Page 29 SYMPTOM POSSIBLE PROBLEM SOLUTION Problems with Cases Case will not go into hot gas or Check Group LLSV in Suction cool gas defrost. Group setup: 1. Go to the Outputs tab (C5) on the Suction Groups Setup screen and check GROUP LLSV. 2.
- Page 30 SYMPTOM POSSIBLE PROBLEM SOLUTION Problems with Temp Sensor or 16AI input dip switches are set The 16 dip switches on the 16AI Pressure Transducer Displaying improperly. board correspond to each of the Proper Value inputs: Dip Switches Up = Temperature Sensor Dip Switches Down = Pressure Transducer...
- Page 31 SYMPTOM POSSIBLE PROBLEM SOLUTION Dehumidification Problems Number of stages are not set up From the Home screen, press (AHU), (SETUP). or set up incorrectly. Move cursor to C9 (Dehum) to check Dehum Stages. Dehumidifier source not set up. From the same screen, verify what the sensor source is.
- Page 34 Emerson Climate Technologies Retail Solutions, Inc. and/or its affiliates (collectively “Emerson”), reserves the right to modify the designs or specifications of such products at any time without notice. Emerson does not assume responsibility for the selection, use or maintenance of any product.