MICRO-AIR EasyTouch User Manual
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MICRO-AIR EasyTouch User Manual

2.5” color tft touch screen controller for fx1 & fx2 dx & cw control boards
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Download this manual See also: Operating Manual
EasyTouch 2.5
Operation Manual
2.5" Color TFT Touch Screen Controller
for FX1 & FX2 DX & CW Control Boards
Micro-Air, Inc.
www.microair.net
124 Route 526
Ph: (609) 259-2636
Allentown, NJ 08501
Fax: (609) 259-6601

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Summary of Contents for MICRO-AIR EasyTouch

  • Page 1 EasyTouch 2.5 Operation Manual 2.5” Color TFT Touch Screen Controller for FX1 & FX2 DX & CW Control Boards Micro-Air, Inc. www.microair.net 124 Route 526 Ph: (609) 259-2636 Allentown, NJ 08501 Fax: (609) 259-6601...

  • Page 2: Table Of Contents

    3.1 Standard ..............................4 3.2 Optional ..............................4 3.3 Main Controller Boards Currently Supported by EasyTouch ..............4 3.4 Main Controller Boards Not Currently Supported by EasyTouch ............... 4 4. OVERVIEW .......................... 5 4.1 EasyTouch Home & Main Screen Displays ....................5 4.2 EasyTouch Power-Up &...
  • Page 3 16. FAULT HISTORY & RUN HOURS MENU ................. 36 16.1 Fault History ............................. 36 16.2 Compressor Run Hours ..........................37 16.3 Fan Run Hours ............................37 17. SPECIFICATIONS ......................38 18. WARRANTY AGREEMENT ....................39 Micro-Air, Inc. Page 3 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 4: Introduction

    2. READ THIS MANUAL BEFORE PROCEEDING Read this manual completely before you proceed with the installation and operation of the EasyTouch. If you have questions or require assistance with your EasyTouch control, contact Micro-Air at +1 (609) 259- 2636.

  • Page 5: Overview

    4.1 EasyTouch Home & Main Screen Displays The EasyTouch Home screen shown in Figure 1 consists of large, easy to read graphics, with large buttons for basic control functions. The Main screen shown in Figure 2 consists of smaller graphics showing all of the controls readouts and statuses, and had more buttons for all of the control functions.

  • Page 6: Mounting The Display

    1. Choose a wall location that has adequate depth (at least 1”/25.4mm) behind the wall itself. See Figure 5 for the depth dimensions of the display. Figure 5 – EasyTouch Display Top View Mounting Dimensions 2. Make the cut-out for the display panel as shown in Figure 6. Cut-out size is 2.900” (74mm) wide by 2.165”...

  • Page 7: Installing The Optional Sensors

    6.4 Water Inlet Temperature Sensor (For CW systems only) When using the EasyTouch with a chilled-water air handler, plug the water-inlet sensor cable into the “OAT/H2O” jack on FX1 or into the “OUTSIDE” jack on FX2. Attach the sensor securely to the Micro-Air, Inc.

  • Page 8: Combo Temperature/Humidity Sensor (For Cw Fx2 Systems Only)

    6.5 Combo Temperature/Humidity Sensor (For CW FX2 systems only) The optional EasyTouch temperature and humidity control feature is available only with the FX2 control board. For FX2 control board revisions PCB-360-00I and newer, plug the combo temperature/humidity sensor into the “ALT. AIR” jack. For FX2 control board revisions PCB-360-00G and older, the PCB-731-00 daughterboard option is required;...

  • Page 9: Operation

    8.1.1 Home Screen Indicators & Buttons Figure 7 – EasyTouch Home Screen Icons & Functions 1. Force Sleep Mode Button - Press and release to force Sleep Mode to initiate immediately, if enabled. See section 14.3 for more information on Sleep Mode.
  • Page 10 3. Fan Speed Indicator – This indicator is a bar graph that shows the speed at which the fan is currently operating. There are 3 fan speeds with EasyTouch: 1 bar lit indicates low speed, 4 bars lit indicate medium speed, and 7 bars lit indicate high speed.

  • Page 11: Modes Of Operation

    13 for information on how to set the date & time, change formats, and enable or disable the display. 12. Home Button – Hidden behind the Micro-Air logo is a button that when pressed returns the display to the Home Screen.

  • Page 12: Fan Speed Modes

    Continuous or Cycled. 9. FAULTS There are a total of six different faults that the EasyTouch can declare. Only one applies during CW operation and all six apply during DX operation. When a Fault is declared, it is displayed in the Status Area of the Main screens as described in section 8.1.2.

  • Page 13: Air Sensor Fault (Dx & Cw, Immediate Lockout)

    NOTE: The Air Sensor Fault results in an immediate lockout condition. 9.1 Air Sensor Fault (DX & CW, immediate lockout) Displayed as “SENSOR FAULT” The EasyTouch can utilize one of 3 different temperature sensors for its Inside Temperature display and use for control purposes: Built-in Display Temperature Sensor...

  • Page 14: Pump Sentry Fault (Dx Only, Contributes To Lockout Count)

    9.6 Lost AC Fault (DX Only, no lockout) Displayed as “LOST AC FAULT” The Lost AC Fault occurs whenever the EasyTouch detects that the AC line voltage has been lost during compressor operation (i.e. a brownout condition). Brownout conditions can cause compressors to stall very quickly (<50ms), so this detection protects the compressor by shutting down...

  • Page 15: Settings Screen

    Figure 10 – EasyTouch Menu Screen Layout 1. Home - Press this button at any time to return to the Home Screen. 2. Back - Press this button to return to the previous screen. 3. Scroll Down - Press this button go to the next page in the menu.

  • Page 16: General Settings

    To access the General Settings, go to the Main Menu, select Control Parameters, and then select General Settings. The General Settings Menu consists of 21 items on 7 pages as shown in Figure Micro-Air, Inc. Page 16 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...
  • Page 17 Continuous Continuous or Cycled Dual Temp Set Points Off / On CAN Bus is an FX2 option only and is not currently supported by EasyTouch Relative Humidity control is an FX2 CW option only. Micro-Air, Inc. Page 17 EasyTouch 2.5 Operations Manual...
  • Page 18 50Hz AC power. AUTO makes this units selection only during AC power up. To set EasyTouch to use °F or °C all of the time regardless of the AC power frequency, select either of those two settings options.
  • Page 19 It is important to consider the size and load of any electric heater, and it may be necessary to install an additional contactor that is rated to handle the full load of the electric heater. Please consult with Micro-Air Customer Service or with an authorized service technician for assistance.
  • Page 20 This parameter selection is available whenever the EasyTouch is plugged into an FX2 circuit board with the CAN bus daughterboard option, and it will be grayed out whenever EasyTouch is plugged into any other type of FX2 or FX1 circuit board. Each control on the same CAN bus network must be assigned a unique Unit ID (1-255).
  • Page 21 INTAKE jack. It will be grayed out whenever EasyTouch is plugged into any other type of FX2 or FX1 circuit board or if the combo sensor is not plugged in. Also, humidity control only applies for CW control operation only.

  • Page 22: Dx Operational Settings

    Temperature/Humidity sensor is plugged into the FX2 Humidity Control option board, the EasyTouch will use this sensor for the inside temperature. If at any time, the inside temperature sensor selection needs to be set regardless of what is plugged in to the main circuit board, setting this parameter to “DISPLAY”...
  • Page 23 AC power up and will only affect the first cooling or heating cycle that is called for, assuming the EasyTouch powers up in the ON mode. All subsequent cooling or heating cycles begin upon demand per the normal sequence.
  • Page 24 Low Pressure, or Pump Sentry faults. To clear the lockout, cycle the power at the display by pressing the POWER button twice. See section 9 for more information on all of the various faults that EasyTouch can declare. 11.2.3 Low Voltage Monitor (OFF / 75-120VAC or 175-240VAC); OFF) The EasyTouch has a built-in voltmeter circuit that monitors the AC input voltage.

  • Page 25: Cw Operational Settings

    11.2.5 Pump Sentry (OFF / 100-150°F or 40-65°C, OFF) EasyTouch can be equipped with an optional Service sensor that is used to monitor the temperature of the condenser coil. See section 6.3 for more information on how to install the Service sensor.
  • Page 26 See Figure 16 below for a graphical explanation of this parameter and how it affects the operation of the valve and electric heater outputs. Micro-Air, Inc. Page 26 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 27: Memorize Settings

    The Program Scheduler allows the EasyStart to automatically start and stop the A/C unit at specific time and day of the week, controlling the mode and temperature set point(s). To access the Program Scheduler, go to Main Menu and then select Program Scheduler. Micro-Air, Inc. Page 27 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 28: Mode Control And Operational Behaviors

    OFF or DEHUMIDIFY modes. Pressing the buttons for the Mode, set point, hour, minute, and AM/PM allow each item to be adjusted individually and saved. Figure 19 shows and example day of the week and program number. Micro-Air, Inc. Page 28 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 29: Date/Time Menu

    Setting this parameter ON enables the display of the date & time as shown in Figure 21. Setting this parameter to OFF disables the display of the date & time as shown in Figure 22. When disabled, the EasyTouch logo is shown in place of the date & time. Micro-Air, Inc.

  • Page 30: Changing The Date/Time Format

    NOTE: If the EasyTouch battery is ever replaced, the date & time settings will be reset to 01/01/2007 12:00AM. During the first AC power up after a battery replacement, the EasyTouch will detect this date & time reset and immediately display the Date/Time Settings screen immediately after power up.

  • Page 31: Firmware Version

    The Sleep Mode Settings menu allows control over all the various Sleep Mode displays and its behavior. The Sleep Mode Settings menu has 5 items on 2 pages as shown in Figure 27. Micro-Air, Inc. Page 31 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...
  • Page 32 Sleep Mode Delay – The Sleep Mode Delay parameter is set to 60 seconds by default. That is, after 60 seconds of no touch screen interactions, the EasyTouch will automatically enter Sleep Mode. The choices for the Sleep Mode Delay parameter are OFF, and 0 to 600 seconds. If OFF is selected, the display will not go into Sleep Mode.

  • Page 33: Display Lock

    Sleep Mode, but not button presses or access beyond this point is allowed. When access to a restricted point is attempted, the EasyTouch will prompt the user for the PIN with the display screen shown in Figure 31. The factory default PIN for the EasyTouch is 1234.

  • Page 34: Cleaning Mode

    The screen and touch panel will turn on again automatically in 30 seconds. Normal system operation is not affected during this time. Micro-Air recommends that a soft, non-abrasive cloth be used with a small amount of rubbing alcohol to clean the display.

  • Page 35: Troubleshoot & Commission Menu

    Link to Get More Help – The Link to Get More Help display shows a QR Code that connects to the Micro-Air website. There you can find this manual along with other information for further assistance. Figure 37 shows the Link to Get More Help screen.

  • Page 36: Commission Procedure

    15.3 Commission Procedure The Commission Procedure provides step-by-step instructions on how to verify the operation of a DX or CW system. It reads all of the important sensor and switch inputs, exercises the AC outputs, and prompts the user to verify a number of different items. Successful completion of the entire Commission Procedure will add an entry into the Fault History to provide a record that the procedure was carried out.

  • Page 37: Compressor Run Hours

    The Fan Run Hours display is a completely separate timer value maintained and stored separately from the Filter Reminder (Fan) Hours. The two timers are completely independent. See section 11.1.9 for more information on the Filter Reminder. Micro-Air, Inc. Page 37 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 38: Specifications

    Alternate Inside Air Temperature Sensor (optional) ................1 Combo Inside Temperature/Humidity Sensor (optional for FX2 only) ..........1 Outside Air Temperature Sensor (optional) ................... Pump Sentry Condenser Coil Sensor (optional) .................. 1 Micro-Air, Inc. Page 38 EasyTouch 2.5 Operations Manual Rev 1.0 8/27/14...

  • Page 39: Warranty Agreement

    18. WARRANTY AGREEMENT Micro-Air warrants new products sold to be free from manufacturing defects for a period of two (2) years commencing with delivery of the product to the original customer. Our obligation under this warranty is expressly limited at our option, to the replacement or the repair at Micro-Air or at a service facility designated by us, of such parts, as inspection shall disclose to have been defective.

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Easytouch 2.5

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