E Instruments AQ COMFORT Instruction & Operation Manual Download Page 42

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AQ COMFORT Instruction & Operations Manual

Version 1.01

Page 42 of 44

TROUBLESHOOTING

Symptoms

Possible Causes

Resolution

Monitor will not turn on.

(Screen is off)

Battery is discharged.

Plug in the charger. Monitor

should turn on.

Battery is not charging.

Check the charger and jack.

Check the case for excessive

heat.

Internal initialization

problem.

Reset the monitor.

Monitor turns on but

screen is blue or faded.

Internal initialization

problem.

Reset the monitor.

Monitor is overheating.

Unplug charger.
Turn on & off to reinitialize.

Summary of Contents for AQ COMFORT

Page 1: ...S 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: ...ERATION 9 CHAPTER 4 12 POWER REQUIREMENTS 12 CHAPTER 5 13 SENSORS TECHNICAL 13 CHAPTER 6 16 AQ COMFORT SETUP 16 CHAPTER 7 19 INTERNAL DATA STORAGE 19 CHAPTER 8 21 WIRELESS REMOTE PRINTER 21 CHAPTER 9 23 ZERO SPAN CALIBRATION 23 CHAPTER 10 30 AQ GAS SOFTWARETM 30 CHAPTER 11 36 MAINTENANCE 36 CHAPTER 12 38 AQ COMFORT OPTIONS 38 CHAPTER 13 41 BASIC TROUBLESHOOTING 41 CHAPTER 14 43 REPLACEMENT PARTS 4...

Page 3: ...DISPLAY 2 6 x 1 4 128 x 64 graphic chip on glass white backlit LCD display Rotating display depending on monitor case orientation Small and large fonts plus inverted background color for help messages Battery condition charger operation indicator 4 WIRELESS REMOTE PRINTER Optional 2 high resolution high speed graphic thermal printer with charger prints A current set of data B stored data C periodi...

Page 4: ...atory Conditions 2 AIR QUALITY SENSORS NON DISPERSIVE INFRARED NDIR SENSORS SENSOR RANGE RESOLUTION ACCURACY CARBON DIOXIDE CO2 Std Range 0 5000 ppm 1 ppm 2 of Rdg 10 ppm 4 OTHER SENSORS SENSOR RANGE RESOLUTION ACCURACY Temperature Type K T1 0 2000 ºF 0 1100ºC 0 1 ºF 0 1 ºC 0 5 ºC 0 100ºC 5 100ºC Ambient Temperature 40 257 ºF 40 125 ºC 0 1 ºF 0 1 ºC 0 4 ºC 0 60 C Relative Humidity 0 100 0 1 2 RH P...

Page 5: ...electric shock Only use the supplied appropriate AC Charger If the monitor enclosure is ever unscrewed and taken apart avoid over tightening the screws that hold the two main enclosure pieces together Do not store or operate in dusty dirty areas Always use the monitor with care and use the instrument properly Do not use force when disconnecting and reconnecting the Black external Temp RH and Press...

Page 6: ...tructions in Section A above C ESD Protection In extreme cases or abnormal applications Electrostatic Discharge can potentially cause serious and immediate damage to the electronic circuits of the instrument D BATTERY DISPOSAL RECYCLING Recycle all applicable material properly Take faulty depleted batteries to proper collection recycling centers Dispose of batteries and the monitor according to st...

Page 7: ...s Sampling Pump Battery charger AC adaptor for the monitor USB Thumb Drive includes Instruction Manual Internal Wireless Bluetooth Calibration Certificate C PROPER SAFE USE 1 Follow all the instructions in the AQ Comfort manual 2 Do not block the two 2 exhaust ports in the back of the instrument housing 3 Do not expose the monitor to extreme temperatures outside the stated range 4 Do not store or ...

Page 8: ...eter Not Available UNITS PPM Parts of pollutant per million F Temperature Measurement in Fahrenheit C Temperature Measurement in Celsius WC Inches of water pressure measurement mmHg Millimeters of Mercury pressure measurement Hg Inches of Mercury pressure measurement PSI Pounds per Square Inch pressure measurement mmWC Millimeters of water pressure measurement kPa KiloPascals pressure measurement ...

Page 9: ...e B Large fonts four data parameters displayed simultaneously Note The AQ Comfort allows the user to ZOOM in and out of the screen by changing from Small to Large Fonts using the MEASURE key Press Measure key again to zoom back out Four 4 keys will bring up separate Menus SETUP CALIB STORE PRINT SETUP Controls all customization parameters such as measurement units for the monitor CALIB Controls ca...

Page 10: ...splayed in the middle of the bottom line of the display Its condition is marked by the shaded fraction of the icon If the unit is powered by the battery charger a small plug icon will replace the battery icon NOTE When connecting the battery charger to the monitor make sure that the plug icon appears on the MEASURE screen This ensures a proper power connection and charging of the batteries 5 If yo...

Page 11: ...Calibration Chapter 9 of this manual 7 To obtain a printout of the data displayed press the PRINT key 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: ...er will fully charge the battery pack in three hours You can check the condition of the batteries at any time 1 By pressing the MEASURE key small font screen and observing the battery icon located at the bottom of the display 2 By pressing the MEASURE key large font screen the user can scroll all the way to the end using the DOWN arrow key to observe the battery life shown in Voltage When the unit...

Page 13: ...trochemical gas sensor 2 One 1 NDIR infrared gas sensors CO2 3 Non gas sensors Temperature Humidity Pressure and Velocity sensors The main section of the monitor houses all the electrochemical and NDIR gas sensors battery pack and PC board On the bottom of the unit there is a black external sampling system for Ambient Temperature and Relative Humidity The figure below shows the internal manifold o...

Page 14: ...ove any interference from other acidic gases 2 NDIR INFRARED SENSOR CO2 A non dispersive infrared or NDIR sensor is a simple spectroscopic device most commonly used to measure CO2 in indoor air quality applications The main components are an infrared source lamp a sample chamber or light tube a wavelength sample chamber and the CO2 gas concentration is measured electro optically by its absorption ...

Page 15: ...re relative humidity and barometric pressure The wet bulb is displayed on the Large Font MEASURE screen only as WBT C External temperature sensor T1 The thermocouple is located at the bottom right side of the monitor It can be used with any optional or separate Type K thermocouple probe and or wire The T1 temperature measurements are displayed on the Large Font MEASURE screen only as T1 D Differen...

Page 16: ...ressure 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: ...s internal clock is displayed in the format month day year hour minute second Hours are always displayed using a 24 hour clock format 2 TEMPERATURE UNITS The UP DOWN keys toggle between F Fahrenheit and C Celsius The T1 temperature reading and ambient temperature will be displayed printed and saved in the selected units 3 PRESSURE UNITS Pressure measurements can be shown in millibar mbar inches of...

Page 18: ...sing the Velocity Feature on the AQ Comfort it is recommended to ZERO the readings BEFORE using the Pitot tube to ensure proper Velocity measurements See Chapter 9 for instructions on Zeroing the AQ Comfort Zero Gas Sensors Connecting Pitot Tube In air conditioning heating and ventilating work it is helpful to understand the techniques used to determine air velocity In this field air velocity dist...

Page 19: ...and the name of this tag appear at the bottom of the screen 2 SELECT BUFFER Selecting this item will display an index of the monitor s 1000 internal storage tags Tags that are used have an icon next to their index number The selected storage tag is indicated by the reverse color line When data is stored this pointer will automatically advance to the next available tag If you want to store data in ...

Page 20: ... Next select the ending test index The cursor will move to the first character of the first tag s name and the alphanumeric keyboard will appear Use the UP DOWN LEFT RIGHT keys to navigate around the keyboard and press OK to select the letter or number For lower case letters highlight shift and press OK for symbols highlight sym and press OK The arrows in the corner will move the cursor forward or...

Page 21: ...D This option will print a test record of the current air quality parameters PRINT TEST LOG This option begins a log of the following air quality parameters CO2 Temperature RH Wet Bulb Dew Point and Carbon Monoxide LOG INTERVAL This selects the interval between each log entry The interval can be set between 1 and 60 seconds Print Test Record Start Test Log Log Interval 60s Print Buffer Configure R...

Page 22: ...e the information printed at the top of each printout Usually the customer s name or the operator s name appears here To edit this information use the UP DOWN LEFT RIGHT keys to navigate around the keyboard and press OK to select the letter or number For lower case letters highlight shift and press OK for symbols highlight sym and press OK The arrows in the corner will move the cursor forward or b...

Page 23: ...ped 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 The CALIBRATION MENU lets you set span calibration values for each sensor and performs all sensor calibrations The CALIBRATION MENU is shown below A brief explanation of the parameters shown follows below ZERO GAS SEN...

Page 24: ...arrying out span calibrations of the CO and CO2 sensors For detailed use of these settings please refer below A ZEROING THE AQ COMFORT Select CALIB key to go into Calibration Mode There are two 2 methods to Field Calibrate the GAS CO2 Sensors on the AQ Comfort 1 ZERO Gas Sensors using the ZERO AIR Cylinder to zero all gas sensors 2 Using Outside fresh Air to Calibrate the gas sensors except the CO...

Page 25: ... the CO2 Sensor The monitor will count down from the Zero Time setting as explained above The recommended Zero Time for the CO2 sensor is 60 seconds If no error messages appear at the end of the countdown proceed with your measurements 2 ZEROing Sensors using OUTDOOR FRESH AIR with the exception of CO2 If you are not using bottled ZERO AIR it is important to select a location where the ambient env...

Page 26: ... that require a span calibration are carbon monoxide and carbon dioxide You can carry out all span calibrations in sequence Span calibration using your own gas If you wish to use your own span gas to perform span calibrations you must take certain precautions and follow the instructions below carefully in order to calibrate the sensors properly Notice that you will need a number of certified gas c...

Page 27: ...ry pressure regulator 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 The regulator valve is used to control the flow of gas to the monitor To ensure that the span gas is fed properly and as efficiently as ...

Page 28: ... 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 connector on the bottom of the monitor using the set up shown in the above calibration apparatus photo NOTE Please take special care when performing Calibration of the monitor You cannot revert back to t...

Page 29: ...ing for the sensor being calibrated matches the value entered in the calibration menu and that the reading for all of the other sensors is zero 10 Turn off the gas flow 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 1 Connect a pressure c...

Page 30: ...t the USB connection has been made If you have the FTDI USB driver already installed in your computer the computer will know and will NOT initialize the New Hardware Wizard If the New Hardware Wizard appears you need to install the FTDI USB driver To install this driver 1 Locate the FTDI USB driver on the CD or download it from the E INSTRUMENTS website and save it to your desktop 2 The downloaded...

Page 31: ...mputer and open the software program from the CD ROM 2 Follow the on screen instructions to install software 3 After restarting your PC wait for the Add New Connection Wizard to appear If it does not appear then double click on the Bluetooth symbol at the bottom of the screen 4 Power on your AQ COMFORT 5 Select Express Mode and click next 6 Your instrument will appear as AQ COMFORT xxxxx The xxxxx...

Page 32: ... of this as you will need it to communicate with the AQ GAS software Then click Next 9 The Bluetooth Settings window will now appear with your AQ COMFORT listed with serial number shown Double click on the icon to connect Once successfully connected your icon should change from the one below on the left to the one below on the right 10 Run the AQ GAS software and add the Bluetooth COM Port number ...

Page 33: ...anel choose the System icon then the Hardware tab and click the Device Manager Key A window will open that will list PORTS among other items Click on PORTS The comport will be listed as o USB Serial Port USB o 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 ...

Page 34: ...com tag how can i install hardware with unsigned drivers in windows 8 Consult the AQ GAS manual for details on installing and operating the program The manual can be accessed by clicking on Help and then How Do I in the AQ GAS software program STARTING AQ GAS 1 Before starting AQ GAS have your AQ COMFORT turned on and connected via USB or Bluetooth 2 Start the AQ GAS Software program If you have c...

Page 35: ...e COM port with its number should appear on the left side of the AQ GAS window 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 6 Click on the E INSTRUMENTS icon A menu will appear Choose Monitor from the menu Follow the AQ GAS manual for further instructions ...

Page 36: ...he sensors have a typical life of a few years If you receive an error message for one of the sensors during instrument operation you may have to replace the sensor Please contact E Instruments for replacement sensors The user can send the unit back to the factory for sensor installation and re calibration of the instrument or the sensors can be replaced in the field The replacement sensors will be...

Page 37: ... 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 Remove any remaining core of a used paper roll 3 Make sure to align the paper roll properly 4 Pull the paper out as shown in the image and close the cover 5 Tear off any excess paper in the direction of the side of the printer ...

Page 38: ...e K TcK thermocouple temperature measurement input Air Velocity measurements differential pressure measurements 1000 internal storage tags Bluetooth wireless PC communications REAL TIME Data Logging capabilities using the Optional AQ GAS WindowsTM software USB Cable and extensive user friendly help screens The available additional gas sensor options and accessories are 1 AIR QUALITY MONITOR SENSOR...

Page 39: ...PERATURE 1 input on the bottom of the AQ Comfort 5 OPTIONAL L SHAPED PITOT TUBE Pitot tube This optional L shaped pitot tube consists of stainless steel tubing with the tips open and bent at a certain angle to properly measure air and or gas velocities The Pitot tube must always be oriented with the open tips parallel to the direction of the air flow The end of the Pitot tube assembly is connected...

Page 40: ...powered by a rechargeable battery An AC charger is supplied with the printer The printer is optional with the AQ Comfort See Chapter 7 for more information 8 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 Regulator Part AQAIR is replacement 1 17L ZERO AIR Cylinder only ...

Page 41: ...Check pump flow if pump failed replace Battery was dead sensor has destabilized Charge battery wait up to 24 hours for sensors to stabilize and re zero Sensor cell life has expired Call E INSTRUMENTS replacement Temperature Thermocouple Thermocouple is not connected Check electrical connections running to the probe Infrared CO2 No response from infrared system Zero period must be at least 45 secon...

Page 42: ...Battery is discharged Plug in the charger Monitor should turn on Battery is not charging Check the charger and jack Check the case for excessive heat Internal initialization problem Reset the monitor Monitor turns on but screen is blue or faded Internal initialization problem Reset the monitor Monitor is overheating Unplug charger Turn on off to reinitialize ...

Page 43: ...E852130 Bluetooth Dongle AQ CO2 5000 NDIR CO2 Sensor 0 5000 ppm E852010 Rechargeable Battery Pack E85 9078 Printer Paper Roll E852020 AC Charger 100 240VAC 50 60Hz with 12V Output E852130 Bluetooth Adapter Dongle AQCAL Calibration KIT ZERO AIR Cylinder w Regulator AQAIR Replacement ZERO AIR Cylinder ONLY PRO8140 Vinyl Carrying Case with Shoulder Strap E852110 Remote Bluetooth Wireless Printer w AC...

Page 44: ...T Instruction Operations Manual Version 1 01 Page 44 of 44 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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