E Instruments AQ COMFORT Instruction & Operation Manual
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E Instruments AQ COMFORT Instruction & Operation Manual

Portable multifunctional indoor air quality monitor
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INSTRUCTION & OPERATIONS
MANUAL
AQ COMFORT
PORTABLE MULTIFUNCTIONAL
INDOOR AIR QUALITY MONITOR
E Instruments International LLC
402 Middletown Blvd, Suite 216
Langhorne, PA, USA 19047
Phone (215) 750-1212
Fax (215) 750-1399
Info@E-Inst.com
www.E-Inst.com

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Summary of Contents for E Instruments AQ COMFORT

  • Page 1 INSTRUCTION & OPERATIONS MANUAL AQ COMFORT PORTABLE MULTIFUNCTIONAL INDOOR AIR QUALITY MONITOR E Instruments International LLC 402 Middletown Blvd, Suite 216 Langhorne, PA, USA 19047 Phone (215) 750-1212 Fax (215) 750-1399 Info@E-Inst.com www.E-Inst.com...

  • Page 2: Table Of Contents

    AQ COMFORT Instruction & Operations Manual Version 1.01 TABLE OF CONTENTS CHAPTER 1 ........................3 TECHNICAL SPECIFICATIONS & SAFETY GUIDELINES ........... 3 CHAPTER 2 ........................7 INTRODUCTION ......................7 CHAPTER 3 ........................9 BASIC INSTRUMENT OPERATION ................9 CHAPTER 4 ........................12 POWER REQUIREMENTS ...................

  • Page 3: Chapter 1

    AQ COMFORT Instruction & Operations Manual Version 1.01 CHAPTER 1 TECHNICAL SPECIFICATIONS & SAFETY GUIDELINES AQ COMFORT - AIR QUALITY MONITOR 1. PHYSICAL: Material: Blue ABS plastic case Dimensions (monitor): 8.6 x 3.9 x 2 inches: 220 x 100 x 52 mm (H x W x D) Weight: (monitor): 1.6 lbs.
  • Page 4 AQ COMFORT Instruction & Operations Manual Version 1.01 SENSORS 1. AIR QUALITY SENSORS – ELECTROCHEMICAL SENSOR RANGE RESOLUTION ACCURACY Std Range CARBON MONOXIDE 0 - 200 ppm 0.1 ppm +/- 1 ppm of rdg, (CO) +/- 0.2 ppm *Note: All Accuracies indicated above are under Laboratory Conditions 2.
  • Page 5 AQ COMFORT Instruction & Operations Manual Version 1.01 MODEL AQ COMFORT – SAFETY GUIDELINES This section provides general rules which must be followed for product safety, avoiding personal injury, damage to equipment and preserving the manufacturer’s warranty. Please take care to carefully observe the following instructions.
  • Page 6 Do not dispose of with regular household items. After the monitor’s useful life, please return to your local authorized E Instruments’ distributor or send back to E Instruments directly. We will ensure that it is disposed of in an environmentally friendly manner...

  • Page 7: Chapter 2

    AQ COMFORT Instruction & Operations Manual Version 1.01 CHAPTER 2 INTRODUCTION A. UNPACKING THE INSTRUMENT & PARTS IDENTIFICATION E INSTRUMENTS AQ COMFORT kits (excluding AQ Comfort-1) include as standard equipment: • IAQ Monitor Model AQ COMFORT with CO , Temp, %RH, Dew point Temp, WBT, Differential Pressure and Differential Temperature •...

  • Page 8: List Of Abbreviations

    AQ COMFORT Instruction & Operations Manual Version 1.01 LIST OF ABBREVIATIONS PARAMETERS Carbon Dioxide – NDIR measurement Carbon Monoxide Ambient (room) Air Temperature Percentage of Relative Humidity Dew Point Temperature Wet Bulb Temperature Air / Gas Velocity (measurement with optional pitot tube) Differential Pressure (with Velocity Probe turned OFF) ∆P...

  • Page 9: Chapter 3

    AQ COMFORT Instruction & Operations Manual Version 1.01 CHAPTER 3 BASIC INSTRUMENT OPERATION The AQ COMFORT is operated by the 9 button keyboard located on the front of the monitor.  The POWER key turns the instrument on and off.  The MEASURE key shows the currently measured parameters.
  • Page 10 INSTRUMENT OPERATION OVERVIEW AQ COMFORT STARTING INSTRUCTIONS 1. Turn the AQ Comfort on by pressing the POWER key. The instrument’s internal pump will immediately turn on and the E INSTRUMENTS logo will appear. The instrument will begin to draw in air from the center SAMPLE IN inlet “A” at the bottom of the unit.
  • Page 11 The cursor (reverse color) will point to: Print Test Record Press the OK key to execute a printout on the AQ Comfort’s optional Bluetooth remote printer. 8. Measured data can be stored in the monitor’s internal memory. Please refer to Chapter 7 for more details about data storage.

  • Page 12: Chapter 4

    Version 1.01 CHAPTER 4 POWER REQUIREMENTS The E Instruments AQ COMFORT Indoor Air Quality Monitor is a battery operated Portable device designed to be operated by a qualified engineer/technician to make measurements in buildings and residential facilities. For long-term testing please carefully follow the product safety instructions in Chapter 1.

  • Page 13: Chapter 5

    Version 1.01 CHAPTER 5 SENSORS -TECHNICAL The AQ Comfort Air Quality monitor’s sensors are grouped into three categories based on their principle of operation: 1. Up to one (1) CO (Carbon Monoxide) electrochemical gas sensor 2. One (1) NDIR (infrared gas sensors) – CO 3.
  • Page 14 (IR). The AQ Comfort Air Quality Monitor is equipped with one standard NDIR infrared sensor capable of CO measurement (standard range: 0 – 5000 ppm).
  • Page 15 AQ COMFORT Instruction & Operations Manual Version 1.01 The NDIR sensor have the following specifications: RANGE ACCURACY CARBON DIOXIDE 0 – 5000 ppm 2% of reading + 10 ppm 3. NON-GAS SENSORS A. Ambient Temperature sensor This is a solid state sensor located on the front panel of the monitor. The ambient temperature is displayed on the MEASURE screen in either °F or °C.

  • Page 16: Chapter 6

    AQ COMFORT Instruction & Operations Manual Version 1.01 pressure. Plug in both as shown below for Differential Pressure. All single & differential readings are shown on main MEASURE screen as ∆P. SINGLE PRESSURE DIFFERENTIAL PRESSURE CHAPTER 6 AQ COMFORT SETUP The SETUP MENU allows the operator to change the instrument’s parameters.
  • Page 17 AQ COMFORT Instruction & Operations Manual Version 1.01 1 ‘14 12:45:00 Temperature Units: F Measure Units: Pressure Units: mbar Pumps: AUTO 750cc/m Velocity Probe: Velocity Units: Duct Size: 0 in Display Contrast: 24 Baudrate: 115 kbps Version: 1.02Li Every parameter listed on the SETUP MENU screen can be changed as follows: a.
  • Page 18 ) and set this value to obtain automatic & accurate Air Flow measurements in CFM or CMM. NOTE: When using the Velocity Feature on the AQ Comfort it is recommended to ZERO the readings BEFORE using the Pitot tube to ensure proper Velocity measurements.

  • Page 19: Chapter 7

    Erase Buffers 00: TAG#00 The AQ Comfort has 1000 internal storage tags/memory spots. Each tag stores one complete set of air quality data. There are two ways to store air quality data to the monitor’s buffer. You can either store data by selecting the option STORE CURRENT DATA after pressing the STORE key, or alternatively you can make use of the monitor’s...
  • Page 20 AQ COMFORT Instruction & Operations Manual Version 1.01 4. START PERIODIC: This will turn on the periodic store function. In this mode, the unit will continuously store data at an interval displayed on the next line. Once enabled, this line will read: STOP PERIODIC.

  • Page 21: Chapter 8

    Version 1.01 CHAPTER 8 WIRELESS REMOTE PRINTER The AQ Comfort uses an optional wireless Bluetooth remote printer. The printer is powered by a rechargeable battery. An AC charger is supplied with the printer. First you must turn the printer on. Then press PRINT to scan and connect with your wireless printer to establish communications between the monitor and the printer.
  • Page 22 AQ COMFORT Instruction & Operations Manual Version 1.01 PRINT BUFFER: This option is used to print data stored in the monitor’s memory. Each line corresponds to one storage tag. Tags containing data show an icon next to the index number. When you scroll up and down, the date (mm/dd) and time (hh/mm) when the data was stored appear at the bottom;...

  • Page 23: Chapter 9

    See Chapter 11, Maintenance, for recommended frequencies of each procedure. If the unit is returned to E Instruments for Span Calibration, the unit will be shipped back after Calibration with a new Calibration Certificate valid for one (1) year. If the unit is Span Calibrated in the field, the original calibration certificate is no longer valid.
  • Page 24 If you have a gas cylinder/bottle of ZERO AIR you can use this for Zeroing ALL of the gas sensors in the AQ Comfort. If you do not have this cylinder, please contact E Instruments to purchase our optional Calibration Kit consisting of ZERO AIR &...
  • Page 25 Press the OK key to execute a zero cycle of all the gas sensors. This procedure should last 60 seconds. At the end of the zero period, the AQ Comfort reads the output of all gas sensors and sets them all to zero.
  • Page 26 Press the OK key to execute a zero cycle of all the gas sensors. This procedure should last 60 seconds. At the end of the zero period, the AQ Comfort reads the output of all gas sensors and sets them all to zero.
  • Page 27 Connect the regulator of the bottled gas to the AQ Comfort “A” inlet in the center port on the bottom of the unit. A simple way to feed the span gas to your monitor is by an open T-connection that will ensure that gas is fed at ambient pressure.
  • Page 28 Electrochemical Gas Sensors 1. Turn the AQ Comfort on and press Measure. Allow the instrument to warm up for 15 minutes before beginning the calibration procedure. 2. Connect the outlet from the tee fitting of the gas calibration fixture to the “A” inlet...
  • Page 29 11. Repeat this procedure for each electrochemical sensor to be calibrated. Temperature and Humidity Please contact E Instruments for proper Calibration Procedure Pressure and Air Velocity Calibration Procedure Connect a pressure calibration standard to the pressure (+) connector on the bottom of the instrument.

  • Page 30: Chapter 10

    AQ GAS SOFTWARE 1. COMMUNICATIONS The AQ Comfort Monitor communicates with a PC either using the USB cable or wirelessly using its internal Bluetooth (BT) module. If your computer does not have internal BT capabilities, use the external BT module that is supplied with the AQ...
  • Page 31 AQ COMFORT Instruction & Operations Manual Version 1.01 The AQ Comfort is supplied with a Bluetooth Dongle to make connections to PC’s without internal Bluetooth capabilities. Insert Bluetooth Dongle on an open USB drive on your PC. Next, insert Dongle’s CD ROM. If it does not open automatically, go to “My Computer”...
  • Page 32 AQ COMFORT Instruction & Operations Manual Version 1.01 You will automatically be connected to your AQ COMFORT. If a passkey is required it is “0000” (four zeroes). The next prompt will give you the COM Port number, please make note of this as you will need it to communicate with the AQ GAS software.
  • Page 33 Standard Serial over Bluetooth link (Bluetooth) 2. USING AQ GAS SOFTWARE You can enhance the performance and versatility of the E INSTRUMENTS AQ COMFORT by using the AQ GAS software program. AQ GAS is available for most Windows operating systems.
  • Page 34 “Help” and then “How Do I…” in the AQ GAS software program. STARTING AQ GAS Before starting AQ GAS, have your AQ COMFORT turned on and connected via USB or Bluetooth. Start the AQ GAS Software program. If you have connected before, the monitor icon will automatically appear.
  • Page 35 AQ GAS will look for a monitor on this port. After a moment the E INSTRUMENTS monitor icon should appear. You are now connected to your monitor. Click on the E INSTRUMENTS icon. A menu will appear. Choose “Monitor” from the menu. (Follow the AQ GAS manual for further instructions). Page 35 of 44...

  • Page 36: Chapter 11

    CHAPTER 11 MAINTENANCE The AQ Comfort Indoor Air Quality Monitor is a sophisticated analytical instrument designed to perform accurate air quality measurements. However, because the monitor is a portable, field/lab used instrument that can be used in many environments, care must be taken to prevent physical and environmental abuse to help maintain trouble- free operation.
  • Page 37 AQ COMFORT Instruction & Operations Manual Version 1.01 B. Printer Paper Replacement The external printer uses a high quality 2" thermal paper. Keep any spare paper rolls in a cool dark place to prevent paper discoloration. 1) Press the open key on the printer to open the paper cover 2) Insert the paper as shown in the image.

  • Page 38: Chapter 12

    AIR QUALITY MONITOR SENSORS*  Carbon Monoxide (CO) – electrochemical sensor (0-200 ppm) OPTIONAL VINYL CARRYING CASE Vinyl Carrying Case which protects the AQ Comfort and any accessories from damage during transportation. Extra inserts for other instruments and accessories. OPTIONAL MAGNETIC RUBBER BOOT The Rubber Protective Boot protects the AQ Comfort while allows for Hands Free Operation using the built-in magnets.
  • Page 39 This standard probe (Part # AACSF22) is suitable for temperatures up to 800ºC/1470ºF. The end of the probe’s sampling line connects to the “A” inlet connector on the bottom of the AQ Comfort and the thermocouple connector connects to the TcK TEMPERATURE 1 input on the bottom of the AQ Comfort.
  • Page 40 Comfort. See Chapter 7 for more information OPTIONAL CALIBRATION KIT (ZERO AIR) (Part #: AQ CAL) The AQ Comfort uses a bottled Cylinder of ZERO AIR for ZERO Calibration. Part #: AQCAL comes with (1) 17L ZERO AIR Cylinder & (1)

  • Page 41: Chapter 13

    AQ COMFORT Instruction & Operations Manual Version 1.01 CHAPTER 13 BASIC TROUBLESHOOTING ZERO ERRORS Channel Possible Causes Resolution (Electrochemical sensors) Sensor has been recently Purge for 10 minutes with exposed to gas and has fresh air, monitor sensor not yet returned to zero.
  • Page 42 AQ COMFORT Instruction & Operations Manual Version 1.01 TROUBLESHOOTING Symptoms Possible Causes Resolution Battery is discharged. Plug in the charger. Monitor should turn on. Monitor will not turn on. (Screen is off) Battery is not charging. Check the charger and jack.

  • Page 43: Chapter 14

    AQ COMFORT Instruction & Operations Manual Version 1.01 CHAPTER 14 REPLACEMENT PARTS PART NUMBER DESCRIPTION AQ CO2-5000 NDIR CO Sensor (0-5000 ppm) AQ CO-200 CO Sensor (0-200 ppm) YAACSM03A Protective Magnetic Rubber Boot AQ Gas AQ Gas PC Software Kit with USB...
  • Page 44 AQ COMFORT Instruction & Operations Manual Version 1.01 E Instruments International LLC 402 Middletown Blvd, Suite 216 Langhorne, PA, USA 19047 Phone (215) 750-1212 Fax (215) 750-1399 Info@E-Inst.com www.E-Inst.com Page 44 of 44...

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