Honeywell IAQPoint2 Technical Manual Download Page 1

Page: 1 / 80

IAQPoint2

Indoor Air Quality Monitor

Technical Manual

Summary of Contents for IAQPoint2

Page 1: ...IAQPoint2TM Indoor Air Quality Monitor Technical Manual ...

Page 2: ......

Page 3: ...4 Commissioning 24 Warm up 25 The ABC algorithm 25 Output levels 26 Configuration of Display Units 28 Calibration 44 CO2 Calibration 44 VOC Calibration 45 Temperature Calibration 45 rH Calibration 46 Troubleshooting 47 Faults and warning messages 47 Maintenance 55 Sensor accuracy test 55 Sensor poisons inhibitors 55 Specifications 56 Modbus 57 Modbus registers 57 BACnet 59 Introduction 59 BACnet P...

Page 4: ...2 IAQPoint2 ...

Page 5: ...g automation system Honeywell Analytics IAQPoint2 monitor replaces the IAQPoint and 90DM4 models The monitor has been designed for ease of installation and versatility in use CO2 or volatile organic compound concentrations can be measured for demand controlled ventilation Temperature and relative humidity can also be monitored eliminating the need for additional indoor air quality sensors The disp...

Page 6: ...ommon sources of indoor pollutants VOC Concentrations Corresponding to 0 2 000 ppm CO2 Compound Formula Source Carbon monoxide CO Car exhaust fuel based heating cooking appliance smoking Methane CH4 Natural gas Propane C3H8 Fuel based heating cooking appliances cleaners Ethyl alcohol C2H6O Cosmetics cleaners disinfectants detergents paints coatings breath Acetaldehyde C2H4O Adhesives coatings plas...

Page 7: ...ns that could result in loss of life DANGER Warning messages address situations that could result in injury or critical damage to the monitor WARNING Caution messages address situaltions that could result in damage to the monitor CAUTION Notes relate helpful information NOTE ...

Page 8: ...llinois USA 60069 Tel 1 847 955 8200 Toll free 1 800 538 0363 Fax 1 847 955 8208 detectgas honeywell com Europe Middle East and Africa Life Safety Distribution AG Wilstrasse 11 U11 CH 8610 Uster Switzerland Tel 41 0 1 943 4300 Fax 41 0 1 943 4398 gasdetection honeywell com Asia Pacific Honeywell Analytics Asia Pacific 508 Kolon Science Valley 1 187 10 Guro Dong Guro Gu Seoul 152 729 Korea Tel 82 0...

Page 9: ...ded by an electrical enclosure MS TP master slave token passing LED light emitting diode LonMark An organization created to promote multi vendor control systems utilizing ISO IEC 14908 1 LonWorks LonWorks A computer networking protocol promoted by Echelon corporation LPM liters per minute PF power factor the ratio of real to apparent power PICS BACnet Protocol Implementation Conformance Statement ...

Page 10: ...either analog output or digital output The monitor can be configured with any combination of these features Wall mounted or duct mounted With or without an LCD touchscreen display With a CO2 sensor or a VOC sensor With or without an rH temp sensor With or without a relay and With one of these communication options 1 Analog output 4 20 mA or 2 10 VDC field selectable 2 Modbus BACnet field selectabl...

Page 11: ...ed calibration pushbutton and confirmation LED non display bezel housing inlet vents gas calibration port touchscreen display case hex screws 2 mini USB port LCD bezel Figure 6 Parts of the IAQPoint2 wall mount monitors ...

Page 12: ...Point2 duct mount monitors gas calibration port recessed calibration pushbutton and confirmation LED case hex screws 2 mini USB port touchscreen display sampling tube housing inlet vents terminal block cover mounting plate non display bezel ...

Page 13: ...s Install duct mounted monitors in return air ducts not in supply air ducts Analog models are configured to source current only 1 NOTE Non display models cannot be configured by users If the CO2 sensor is fitted the full scale value will be 2000 ppm Additionally if the relay is present the setpoint will be 850 ppm If the VOC sensor is fitted the relay setpoint will be 50 NOTE The monitor is suppli...

Page 14: ...CAL KIT TUBING 6 FEET 1 8 I D X 1 4 O D Tools needed drill drill bit 2 Phillips and 1 8 inch 3 mm straight screwdrivers wire strippers The IAQPoint2 Air Quality Monitor is not designed for industrial applications or for use in hazardous locations CAUTION Digital models of the IAQPoint2 monitor should be wired as indicated on the label Note that the meaning of the A and B symbols for EIA RS 485 wir...

Page 15: ...ed when IAQ good Energized when IAQ poor 250 VAC 30 VDC max 7 8 9 10 24 VAC DC Internal loads 4 5 6 14 5 VDC 500Ω 500Ω 500Ω 4 20 mA gas signal 4 20 mA gas or temp signal 4 20 mA rH signal R Load R Load R Load External Controller Ch 3 Ch 2 Ch 1 Common Figure 9 Wiring schematic for analog duct mount units ...

Page 16: ...ad R Load R Load External Controller Ch 3 Ch 2 Ch 1 Common Figure 10 Wiring schematic for analog wall mount units IAQPoint2 Duct Mount RS485 1 2 3 NO NC Com load load Energized when IAQ good Energized when IAQ poor 250 VAC 30 VDC max 7 8 9 10 24 VAC DC Internal loads 4 5 6 A B Isolated RS485 transceiver ADM2587E Terminator 120Ω Inverting BACnet EIA RS 485 A Modbus D0 BACnet or Modbus BAS Non inver...

Page 17: ...euron FT X2 Net A LonWorks TP FT 10 BAS Do not connect Figure 13 Wiring schematics for LonWorks duct mount units IAQPoint2 Wall Mount RS485 7 8 9 10 24 VAC DC Internal loads 1 2 3 NO NC Com load load Energized when IAQ good Energized when IAQ poor 250 VAC 30 VDC max 4 5 6 A B Isolated RS485 transceiver ADM2587E Terminator 120Ω Inverting BACnet EIA RS 485 A Modbus D0 BACnet or Modbus BAS Non invert...

Page 18: ...3 NO NC Com load load Energized when IAQ good Energized when IAQ poor 250 VAC 30 VDC max 7 8 9 10 24 VAC DC Internal loads 4 5 6 Net B Neuron FT X2 Net A LonWorks TP FT 10 BAS Do not connect Figure 14 Wiring schematics for wall mount LonWorks units ...

Page 19: ...r into each of the holes until they are flush with the wall 5 Thread the wires through the back of the backplate Refer to the wiring illustrations on the following pages for various configurations 6 Attach the backplate to the wall by screwing the supplied metal screws into the plastic anchors Torque installation screws to 11 in oz 79 Nmm 7 Connect each of the wires to the corresponding terminals ...

Page 20: ...he bezel relay terminal block back of the bezel without relay backplate analog configuration switches left gas concentration middle temp or gas right rH up for 4 20 mA down for 2 10 v analog configuration switches left gas concentration middle temp or gas right rH up for 4 20 mA down for 2 10 v Figure 16 Wiring the analog wall mounted monitor ...

Page 21: ...ock Network termination 120 Ω resistor switch must be off left unless at the end of network Network termination 120 Ω resistor switch must be off left unless at the end of network without relay backplate bezel Figure 17 Wiring the digital wall mounted monitor ...

Page 22: ...ails Tools needed drill hole saw drill bit 1 2 Phillips and 1 8 inch 3 mm straight screwdrivers wire strippers Procedure 1 Make a 11 16 inch 27 mm hole in the duct at the desired sampling location 2 Position the duct mount bracket over the hole 3 With a pencil mark the locations for the two mounting holes 4 Drill a hole in the duct at each of the marks 5 Attach the mounting plate to the duct with ...

Page 23: ...on the connector on the back of the monitor on the sampling tube connector and twist a quarter turn counter clockwise A tight fit is normal the O ring on the sampling tube provides a snug seal with the monitor The monitor will snap into position when it is securely attached to the sampling tube The display does not auto rotate Mount the monitor so that the display is right side up and wires enter ...

Page 24: ... the left for 4 20 mA top gas concentration middle temp or gas bottom rH unused switches must be to the left Network termination resistor switch must be off down to prevent crosstalk between analog gas and temperature channels Relay terminal block wiring label 4 20 mA COMM RELAY POWER 24VAC VDC NO NC COM rH SHLD TEMP B GAS A V V V V 1 2 3 4 5 6 7 8 9 10 with relay Analog configuration switches to ...

Page 25: ...0 mA COMM RELAY POWER 24VAC VDC NO NC COM rH SHLD TEMP B GAS A V V V V 1 2 3 4 5 6 7 8 9 10 wiring label without relay 4 20 mA COMM RELAY POWER 24VAC VDC NO NC COM rH SHLD TEMP B GAS A V V V V 1 2 3 4 5 6 7 8 9 10 Network termination resistor switch must be off down unless at the end of network Load resistors are not used in digital models Slide all three switches to the left to avoid loading the ...

Page 26: ...r applications in which ABC is disabled the monitor must be calibrated at least annually to accommodate any drift due to the environment in which it is installed and to compensate for the sensor electronics When the monitor is first powered up with ABC disabled allow it to operate for 24 hours in the environment in which it will be used If necessary check the accuracy of the sensor by applying a k...

Page 27: ...es about 1 minute and is never more than 15 minutes They will self calibrate in two the three weeks VOC sensors also require warm up periods of up to 15 minutes after an initial baselining with clean air They will self calibrate in a week The ABC algorithm ABC Automatic Baseline Correction keeps track of the sensor s lowest reading over a 7 day interval and slowly adjusts for any long term drift t...

Page 28: ...a Output Curre With analog conﬁguratio CO2 Concentration ppm Full Scale 5000 Full Scale 2000 Sensor In Fault CO2 Concentration ppm Sensor In Fault Figure 22 CO2 current and voltage output levels Models with the TRH sensor can be configured to do this via the Configure Configure Outputs mA Ch2 Function menu The analog current output will go to 2 0 mA or 1 0V if a fault occurs External equipment sho...

Page 29: ...3 4 5 6 7 0 2 4 6 8 10 12 14 20 0 20 40 60 80 100 120 Output Voltage V With analog conﬁguration swi Output Current m With analog conﬁguration sw Relative Humidity Sensor Normal b l 0 0 20 0 20 40 60 80 100 120 Relative Humidity Sensor Normal Sensor Absent or In Fault Figure 24 Relative humidity current and voltage output levels ...

Page 30: ... navigated using this menu map Each of the screens is discussed in detail on the following pages Figure 25 The IAQPoint2 Air Quality Monitor menu map page 31 page 32 page 33 page 34 page 37 page 38 page 39 page 40 page 42 page 41 page 43 page 40 page 43 page 31 page 42 or page 38 ...

Page 31: ...te a relay or receive fieldbus input from a BACnet network 196 mm RH The relative humidity section is displayed when Configure Configure Display Main Disp Dataset or Relative Humidity is checked The temperature section is displayed when Configure Configure Display Main Disp Dataset Temperature is checked Temperature units can be changed from Celsius to Fahrenheit on the Configure Configure Display...

Page 32: ...ate numbers on the touchscreen As each number is selected it is shown near the top of the display After the four numbers are displayed press ü to proceed to the main menu Press ß to delete the last digit entered repeat to delete more digits Press Ñ to return to the Default Display screen without entering a password The monitor will accept two passwords A level 1 password 0000 by default will allow...

Page 33: ...ether the optional temperature and relative humidity sensor is fitted This can have the value Y or N Review User Config This screen summarizes how the IAQPoint2 has been configured The top two lines convey the communications settings for the digital fieldbus protocol name baud rate addresses and parity On analog versions of the product this line will simply contain Analog because there is nothing ...

Page 34: ... whether the optional relay has been detected If the monitor is configured with a VOC sensor line three displays the raw signal from it This number decreases when volatile organic compounds are detected and can be useful for sensor verification Review BACnet Config BACnet Config Location location Object Names 0 GAS_RDG_AI 1 TEMP AI 2 RH_AI 3 GAS_SPT_AV 4 TEM_SPT_AV 5 RH_SPT_AV 6 IAQ_GOOD_BI 7 OVDT...

Page 35: ...essively and therefore undergo unnecessary wear A wide hysteresis range would require large deviations from the setpoint before responding to changes in the gas concentration If the range is too wide occupants will experience discomfort before the HVAC system responds Hysteresis determines how quickly the digital outputs relay or fieldbus respond to decreasing gas concentration The digital output ...

Page 36: ...ower than the maximum temperature setpoint The default setting is 50 F 10 C These two screens are visible only on models with the optional temperature sensor and fieldbus outputs Both screens will by greyed out until the level 2 password is entered These parameters affect the Configure Configure Setpoints Set Temp Setpoint and the Temperature Adjust screens Config Outputs FullScale 2000 ppm Occ Tm...

Page 37: ...ature of 77 F half scale If the channel 2 function is set to temperature the 12 mA 6 V temperature signal will be produced by channel 2 But if the channel 2 function is set to CO2 the 20 mA 10 V the CO2 signal will be produced by channel 2 This feature works in a similar fashion if a VOC sensor is fitted It has no effect on the operation of channels 1 or 3 This facilitates getting from a single mo...

Page 38: ...w fine tuning so that the minimum observed concentration is reported as 400 ppm which is the approximate atmospheric concentration of carbon dioxide This automatic baseline feature is enabled by default and in most situations eliminates the need for periodic calibration However it requires that the environment be unoccupied regularly so that the internal CO2 concentration falls to atmospheric leve...

Page 39: ...tion of the five outputs is permissible including if desired none of them The default selections are Gas Graphic Gas Numeric Temperature Relative Humidity and Occupied Status Temperature and Relative Humidity are available in monitors with the temperature humidity sensor Configure Display Idle Display Behavior To conserve energy if the screen has not been touched for five minutes the monitor will ...

Page 40: ...ly to RS 485 enabled units Configure Fieldbus Protocol Modbus Baudrate 9600 Address 1 ID n a Parity Even The monitor will reboot whenever the ü button is pressed so that the new communication parameters will be implemented correctly Configure Configure Fieldbus Set Protocol The monitor can be configured for either BACnet or Modbus from the Set Protocol screen The default is Modbus If the monitor i...

Page 41: ...e only if the Modbus protocol is selected BACnet always uses no parity The monitor will use one stop bit unless the parity is set to none in which case it will use two stop bits Configure Configure Passwords Reset Set Password 1 or 2 Configure Password Set Password 1 Set Password 2 Reset Configuration Reboot Password options are available through the Configure Passwords menu The Password Level 1 P...

Page 42: ...Calibrate the monitor at least once a year to maintain the highest level of accuracy Calibrate Calibrate Gas Calibrate Gas Mode normal Conc 676 ppm Target 0 ppm This screen is visible only on models with the CO2 sensor and only after the level 2 password has been entered Calibration cannot be performed if Automatic Baseline is enabled as it is by default see Configure Configure Outputs Automatic B...

Page 43: ...is available only on models with the optional temperature humidity sensor and after the level 2 password has been entered This feature allows the monitor to be installed in an area that is known to be characteristically cooler or warmer than the rest of the space e g near a photocopier This requires that a desired value target temperature be entered The monitor is precalibrated so calibration is u...

Page 44: ... the monitor to be installed in an area that is known to be characteristically more or less humid than the rest of the space much like the temperature offset described in the previous section Calibrate Calibrate mA Output Cal mA Output Select Channel 1 2 3 Select Target 4 mA 20 mA 100 μA 100 μA 10 μA 10 μA The monitor s mA output for each of three channels can be calibrated to match that of a site...

Page 45: ...lt simulation selections are normal for all three parameters Additionally the relay can be forced on or off from this screen This can be useful to confirm the operation of external equipment For example a service person can simulate a high CO2 concentration to confirm that an external fresh air damper moves to the full open position None of the monitor s configured values is affected by changes in...

Page 46: ...BC is enabled and calibration is not possible If ABC is not desired it can be disabled in the Configure Configure Outputs Auto Baseline menu 4 Connect a cylinder of a test gas of known concentration e g Honeywell part M 501010 1 000 ppm CO2 to a 0 5 lpm regulator e g Honeywell part M 502585 5 Connect the regulator s tube into the calibration port on the side of the IAQPoint2 monitor 6 The top line...

Page 47: ...perature Calibration The optional IAQPoint2 temperature sensor is pre calibrated and usually does not shift with age Thus periodic temperature calibration is usually not necessary With wall mount models accurate temperature measurement requires at least 20 minutes of uninterrupted power vertical mounting and still air However an offset calibration can be useful in areas that are known to be charac...

Page 48: ...o navigate to Set Target rH Enter the relative humidity reported by the reference instrument 5 Press Calibrate Offset 6 Verify that the message in base cal is displayed This lasts about two seconds 7 Verify that the message Calibration Done is displayed 8 Press X 9 Verify that the Current rH agrees with the reference hygrometer Note that this screen does not automatically update If desired an upda...

Page 49: ...s only Confirm that the LED on the right side flashes for 5 seconds after power is applied IAQPoint2 is defective Replace One or more analog outputs are lower than expected Confirm that switches for volt milliamp mode are in the desired posi tion as described in Figures 16 and 20 Internal 500 Ω load resistors are improp erly switched in circuit Slide switches to the correct position as described i...

Page 50: ...ital networks is connected between Ch1 and Ch2 Slide switch up Check part number to determine if temperature sensor fitted Ch2 reports gas signal if tempera ture sensor not purchased Purchase a model with optional tem perature sensor Ch1 analog output produces 2 mA or 1 VDC for longer than 10 seconds after powerup Gas sensor is defective Replace Ch1 analog output produces 4 mA or 2 VDC even when b...

Page 51: ...nsor is defective Replace Warning symbol is shown at top of screen One or more sen sors is defected Replace Calibration menu is not visible Calibration is only possible with level 2 password Enter the level 2 password Temperature read ing is higher than an accurate refer ence instrument The monitor is not mounted vertically as required Remount vertically according to instal lation instructions Tem...

Page 52: ...play Dataset Check the settings The monitor is set for simple display Change the settings under Configure Configure Display Main Display Dataset Navigate to Con figure Configure Display Easy Temp Adj The easy tem perature adjust screen is disabled by default Enter level 2 password and change the setting under Configure Configure Display Easy Temp Adj Check part number to determine if temperature a...

Page 53: ...urned ON ABC feature is disabled unin tentionally thus preventing au tomatic baseline correction Turn on ABC Al low 3 weeks for automatic correc tions If ABC is disabled intentionally unit is in need of calibration Calibrate as de scribed on page 44 if ABC is enabled the environ ment may not be suitable for ABC ABC requires an environment with atmospheric CO2 concentration for several hours per da...

Page 54: ... part number M 502585 Confirm that the gas delivery tube is connected to the side calibration port shown in Figures 6 and 7 Confirm that the reported concentra tion is within 200 ppm of the target concentration Wrong calibration gas cylinder used Confirm that the correct calibration gas is used such as Honeywell part M 501038 The sensor was previously mis caibrated to be far in error This can happ...

Page 55: ...e to same value as Modbus master Unsupported command e g Modbus Write Multiple Regis ters Use a supported command Examine termination resistor switches as described in Figure 17 wall mount and Figure 20 duct mount Termination is wrong Each network segment should have exactly two 120 Ω termination resistors Examine the analog slide switches as shown in Figure 20 The analog ter mination resistors ar...

Page 56: ...compliant with the rules for TP FT 10 networks as described by the Echelon Series 5000 Chip Data Book chapter 5 Rewire for compli ance Network variable seem to have stale data Configuration properties set wrong set MaxSend Time MinSend Time or MinD elta smaller LonMaker Manage Test LonMark Object offline Set online LonMark Object disabled Set enabled Data seems inac curate Send wink com mand Incor...

Page 57: ...ld read 30 ppm 5 of the test gas specification This equates to 1000 ppm 80 ppm of the test gas specification There is no accuracy test for VOC sensors Sensor poisons inhibitors Silicone is one of the major chemicals that has an adverse effect on VOC sensors It forms a layer on top of the sensitive material thus limiting the accessibility of the sensor surface When this happens sensitivity can be r...

Page 58: ...nimum 215 mA maximum typical 83 mA 24 VDC 75 mA minimum 120 mA maximum LonWorks typical 174 mA 24 VAC 135 mA minimum 215 mA maximum typical 83 mA 24 VDC 75 mA minimum 120 mA maximum Dimensions 3 0 in W x 4 6 in H x 1 5 in D 77 mm x 118 mm x 37 mm Weight wall mount 0 44 lbs 0 20 kg duct mount 0 70 lbs 0 32 kg Enclosure ABS Display TFT multicolor graphical touchscreen 1 9 in W x 2 6 in H 49 mm x 65 ...

Page 59: ...up LonWorks nvoSOccup Modbus Hld Reg 40101b3 Modbus Hld Reg 40101b0 b1 LonWorks nvoCO2Fault Occupied icon Modbus Hld Reg 40101b14 Temperature Sensor Value BACnet object TEMP_AI Modbus Hld Reg 40103 LonWorks nvoHVACTemp Temperature Sensor Fault Modbus Hld Reg 40101b4 LonWorks nvoTempFault Screen Configure Configure Setpoints Temp Setpoint BACnet object Temp_SPT_AV Modbus Hld Reg 40106 LonWorks nvi ...

Page 60: ...This reports gas concentration If the CO2 sensor is fitted this will report in ppm from 0 to 5000 If the VOC sensor is fitted this will report the air quality index from 0 to 100 If the gas sensor is faulty this will report 32767 40103 Temperature C observed This reports temperature in tenths of a degree Celcius For example the tem perature of a human body would be reported as 370 If the temperatu...

Page 61: ... ANNEX A PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT NORMATIVE This annex is part of this Standard and is required for its use BACnet Protocol Implementation Conformance Statement Date 2012 Dec 12 Vendor Name Honeywell International Inc Product Name IAQPoint2 Product Model Number Sixteen variations of the product are offered IAQ WNC D IAQ WNC R D IAQ WNC TRH D IAQ WNC TRH R D IAQ WNV D IAQ WNV R...

Page 62: ...M DOB B Dynamic Object Binding Segmentation Capability Able to transmit segmented messages Window Size _________ Able to receive segmented messages Window Size _________ Standard Object Types Supported An object type is supported if it may be present in the device For each standard Object Type supported provide the following data 1 Whether objects of this type are dynamically creatable using the C...

Page 63: ...ect_name 1 22 characters default GAS_ RDG_AI analog_in put 1 N N reliability present_value 0 to 50 C or 32 to 122 F out_of_ser vice object_name 1 22 characters default TEMP_ AI units Fahrenheit 64 or Celcisus 62 analog_in put 2 N N reliability present_value 0 to 100 out_of_ser vice object_name 1 22 characters default RH_AI analog_val ue 3 N N reliability present_value if CO2 sensor fitted 400 to 5...

Page 64: ...I binary_out put 8 N N reliability object_name 1 22 characters default RLY_ DRV_BO binary_out put 9 N N reliability object_name 1 22 characters default OCC_ DRV_BO Data Link Layer Options BACnet IP Annex J BACnet IP Annex J Foreign Device ISO 8802 3 Ethernet Clause 7 ATA 878 1 2 5 Mb ARCNET Clause 8 ATA 878 1 EIA 485 ARCNET Clause 8 baud rate s ____________ n MS TP master Clause 9 baud rate s 9600...

Page 65: ...rity Secure Device is capable of using BACnet Network Security NS SD BIBB Multiple Application Specific Keys Supports encryption NS ED BIBB Key Server NS KS BIBB Character Sets Supported Indicating support for multiple character sets does not imply that they can all be supported simultaneously n ISO 10646 UTF 8 IBMTM MicrosoftTM DBCS ISO 8859 1 SO 10646 UCS 2 ISO 10646 UCS 4 JIS X 0208 If this pro...

Page 66: ...gned O C 1 not writable max_master unsigned O N 127 1 to 127 model_name character string R C IAQPoint2 not writable number_of_apdu_retries unsigned R C 0 not writable object_name character string R C IAQPoint2_ lower 12 bytes of serial number not writable protocol_object_types_ supported bit string R C analog_input analog_value binary_input binary_output device not writable protocol_services_sup p...

Page 67: ...SE true or false present_value real R R Temperature reading if Celcius 0 to 50 if Fahrenheit 32 to 122 Only if out_of_service is TRUE if Celcius 10 to 35 if Fahrenheit 50 to 95 reliability enumerated O R if not purchase no_sensor 1 else if in fault unreli able_other 7 else no_fault_detected 0 not writable status_flags in_alarm boolean R R if not purchased or faulty true 1 else false 0 not writable...

Page 68: ...ble object_name character string R N TEMP_SPT_AV Any unique string 1 22 bytes out_of_service boolean R C FALSE not writable present_value real R N 20 C Copy of setpoint on UI if Celcius 10 to 35 if Fahrenheit 50 to 95 reliability enumerated O C no_fault_detected 0 not writable status_flags in_alarm boolean R C always false 0 not writable fault boolean R C always false 0 not writable overridden boo...

Page 69: ...able fault boolean R C always false 0 not writable overridden boolean R C always false 0 not writable out_of_service boolean R C reports true OOS state not writable OVDTIMER_BI object_identifier R C binary_input 7 not writable object_type enumerated R C binary_input 3 not writable event_state enumerated R C normal 0 not writable object_name character string R N OVDTIMER_BI Any unique string 1 22 b...

Page 70: ...t writable out_of_service boolean R R always false 0 not writable OVDTIMER_BI object_identifier R C binary_output 9 not writable object_type enumerated R C binary_output 4 not writable event_state enumerated R C normal 0 not writable object_name character string R N OCC_DRV_BO Any unique string 1 22 bytes out_of_service boolean R C FALSE not writable polarity enumerated R C always Normal 0 not wri...

Page 71: ...ins LonMark objects Echelon s LonMaker software presents the device as shown in Figure 29 Greater detail is provided in Table YY Figure 29 Echelon LonMaker software graphical presentation Common Characteristics Each of the three sensor function blocks implements a LonMark user functional profile template or UFPT In each case this UFPT is a thin wrapper around the standard functional profile templa...

Page 72: ...s conveyed both as SNVT_ppm and as SNVT_lev_percent This percentage is computed using 2000 ppm as full scale On models with a VOC sensor the concentration is reported both as an equivalent ppm reading and as an air quality index The variable nvoIAQGood provides the simplest output this takes the value on if the gas level is less than the setpoint and there is no fault otherwise it takes the value ...

Page 73: ...ll not use this Network Commissioning Commissioning a LonWorks network generally requires knowing the neuron ID of each device There are two ways of finding the neuron ID of the IAQPoint2 Both start with the Configure Fieldbus menu Pressing the button Send SERVICE Msg causes the IAQPoint2 to broadcast a packet containing its neuron ID Network management tools such as Echelon LonMaker can detect th...

Page 74: ...slated by LonMaker SCPTminDeltaTemp SNVT_temp_p 0 3 0 50 nviTempSetPt SNVT_temp_p 10 can config 30 can config nvoTempSetPt SNVT_temp_p 68 nvoTempFault SNVT_switch if sensor fault On else Off bit hvacRelativeHumiditySensor SFPThvacRelativeHumiditySensor 1050 SCPTmaxSendTime SNVT_time_sec 300 2 300 seconds SCPTminSendTime SNVT_time_sec 5 2 300 nvoHVACRH principal SNVT_lev_percent 0 100 percent SCPTm...

Page 75: ... warranty the sensor is subject to inspection by Honeywell Analytics for extended exposure to excessive gas concentrations If this inspec tion indicates that the gas sensor has been expended rather than failed prema turely this limited warranty shall not apply to the Product This limited warranty does not cover consumable items such as batteries or items subject to wear or periodic replacement inc...

Page 76: ...74 IAQPoint2 ...

Page 77: ...se 8 fieldbus 39 CO2 24 VOC 24 Configure Display screen 37 Configure Fieldbus screen 38 Configure Password screen 39 Configure screen 32 Conformité Européenne 7 contact information 6 contents 1 CO see carbon monoxide CSA see Canadian Standards Association D danger 5 digital outputs 8 33 dimensions 11 DIP switch 7 display default 29 display dimming 37 drift 24 25 duct mount 3 duct mounting procedur...

Page 78: ...s 55 serial numbers 31 Set Address screen 39 Set BACnet ID screen 39 Set CO2 Full Scale screen 34 Set Fieldbus Speed screen 38 Set mA Ch2 Function screen 35 Set Occupied Timeout screen 35 Set Parity screen 39 Set Password 1 screen 39 Set Password 2 screen 39 setpoints 7 31 33 39 Setpoints screen 33 Set Protocol screen 38 Set Relay Source screen 36 Simulate screen 43 software version number 31 Stat...

Page 79: ......

Page 80: ...IAQPoint2 Air Quality Monitor Revision 3 July 2013 2013 Honeywell Analytics ...

Search results

Summary of Contents for IAQPoint2

Reviews:

Honeywell IAQPoint2, Technical Manual, Page: 1 / 80

Search results

Summary of Contents for IAQPoint2

Reviews: