Related Manuals for Micro Air Corporation FX2-DX
Summary of Contents for Micro Air Corporation FX2-DX
- Page 1 FX2-DX™ Digital Control Operations Manual Micro Air Corporation Phone (609) 259-2636 124 Route 526 WWW.microair.net Allentown NJ 08501 (609) 259-6601...
- Page 2 Introduction: The FX2-DX digital controller operates onboard air conditioning equipment to provide room temperature control and humidity reduction. It allows for easy adjustment of fan speed, operating mode and temperature in a wide variety of applications. The FX2- DX digital control is designed to operate with self contained and central type marine air- conditioning systems.
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Page 3: Before You Start
Before you start: 1. Applying power: When power is first applied, the display will show the software revision, and then return to the last state the unit was in when power was removed. Up Button On/Off Button Mode Select Fan Operation Button Button Down Button 2. -
Page 4: Cool Mode
Cool Mode Room Air Temperature Cool Mode Symbol Temperature Set Point Compressor Status Fan Operating Automatic Fan Mode Cool mode To select cooling only, tap the mode select button to scroll through the symbols in the top left of the display until the cool symbol appears. Set the desired room temperature by tapping the up or down button. -
Page 5: Automatic Mode
Automatic Mode Room Temperature Automatic Mode Symbol Temperature Set Point Compressor Status Fan Operating Fan Speed Indicator Automatic Mode To select automatic mode, tap the mode select button to scroll through the symbols in the top left of the display until the automatic mode symbol appears. In this mode, the system will automatically maintain room temperature. - Page 6 Manual Fan Low Manual Fan High Animated Symbol Animated Symbol Fan Speed Indicator M=Manual Fan Fan Speed Indicator Fan Operation Button Operating the fan: Fan speed may be controlled automatically by room temperature or manually. Tap the joystick fan button to cycle through fan speeds and automatic operation. Manually selected fan speed is indicated with the M showing before the speed indicator.
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Page 7: Program Parameters
Program Parameters: There are fifteen programmable parameters with their factory defaults described in this section. The table below defines the parameter descriptions along with the permitted values and default settings. To enter the program mode first put the unit in the off state. Next press the following sequence of buttons: Mode, Up, Down, Mode. - Page 8 parameter only works in heat mode and the fan must be set for automatic operation. o System units: Degrees Fahrenheit (°F) or degrees Celsius (°C) can be selected o Display brightness: Display brightness can be set from 4 to 15 to suit room lighting.
- Page 9 Every precaution has been taken in the preparation of this manual to insure its accuracy. However, Micro Air Corporation assumes no responsibility for errors and omissions. Neither is any liability assumed nor implied for damages resulting from the use or misuse of this product and information contained herein.
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Page 10: Specifications
Specifications Set point range 55°F to 85°F 12.7°C to 29.4°C Ambient temperature range displayed 5°F to 150°F Sensor accuracy 2°F at 77°F Low voltage limit 115 VAC units 75VAC Low voltage limit 230 VAC units 175VAC Line voltage limit 250VAC Frequency 50 or 60 Hz Fan output MAX... - Page 11 PCB-360 Wiring Diagram Outside air sensor or Alt air Display Service pump sentry air sensor air sensor cable sensor sensor Freon switch see detail below PCB-360 Cut if using LP Freon switch Cut if used as chiller Comp Comp Pump Pump Valve Run L2 Com L1 L1...
- Page 12 GND (-) SIG (0-10V) PWR (+) DC fan C-GND PCB 361 CAN-L CAN-H ( PCB-360) Optional DC Fan / CAN Bus Control DC Fan When the optional DC fan control (PCB-361) is installed in the FX2 power supply board (PCB-360), connect the fan input wires to GND, SIG and PWR. Connect the fan voltage supply lines to AC L1 and FAN L2 on the PCB-360.
- Page 13 Revision: 03 12/20/07...
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