Micro-Air, Inc.
Page 4
EasyTouch 2.5 Operations Manual
Rev 1.0 8/27/14
1. INTRODUCTION
The EasyTouch Control is a microcontroller-based unit designed for use with direct expansion, reverse-
cycle air conditioning systems or with chilled-water air handlers.
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.
The EasyTouch is covered under the Micro-Air Warranty Policy, and incorrect installation, neglect and
system abuse are not covered under warranty policy. See section 18 for more details.
3. FEATURES
3.1 Standard
Works automatically via auto-detection with FX1 or FX2 control circuit boards.
User-friendly and intuitive
2.5” touch screen display requires no manual for basic operation.
Five-volt logic and microcontroller located in the display.
Automatic and three programmable manual fan speeds.
Numerous programmable parameters for custom installations.
Moisture Mode for controlling relative humidity.
De-Icing cycle to prevent evaporator coil icing.
Programmable compressor staging delays.
Universal 115-230V, 50/60Hz AC power supply.
Nonvolatile memory retains settings without batteries.
Programmable display-brightness control.
Programmable failsafe modes.
Fits Vimar® Eikon and Eikon EVO bezels.
3.2 Optional
Outside air temperature sensor.
Alternate air temperature sensor.
Pump Sentry (Service) water sensor.
Relative Humidity Control (FX2 only with humidity option board)
Electric heating control capabilities.
Air Filter Cleaning or Replacement Timer.
Low-Voltage Monitor.
CAN-bus network capability (FX2 only with option board, future feature)
3.3 Main Controller Boards Currently Supported by EasyTouch
ASY-370-X09
FX1 Control Circuit Board standard.
ASY-360-Xr1
FX2 Control Circuit Board, standard.
ASY-360-Xr11
FX2 Control Circuit Board, with Humidity daughterboard option.
(r = current hardware revision letter for the main control board)
3.4 Main Controller Boards Not Currently Supported by EasyTouch
ASY-360-Xr2
FX2 Control Circuit Board, with CAN Bus daughterboard option.
ASY-360-Xr4
FX2 Control Circuit Board, with DC Blower daughterboard option.
ASY-360-Xr5
FX2 Control Circuit Board, with EasyStart
™ daughterboard option.
ASY-360-Xr8
FX2 Control Circuit Board, with FAMU Control daughterboard.
Support for the above FX2 models will be getting added as required by the customers.
This manual provides all necessary information for proper installation and operation of the
EasyTouch Display. Poor installation and misunderstood operating parameters will result in
unsatisfactory performance and possible failure.