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iRIS 150 User Guide V1.11

1. nnen 7 Figure 2 Digital Input Debounce Jumpers AAA 8 Figure 3 Digital Output Circuit ceases caaeeesaaeeeeaeeseaeeesaeessaeeeeneeeeaes 8 Figure 4 RS232 Cable Pin Designations ceaeeeeaaeeeeaeeseeeeesaeeesaaeeeeneeeeaees 9 Figure 5 Terminal Menu Structure ns 12 Figure 6 Status LED Positions 0eeneenee neee ee esetet ne tete tttn tetu tttnttnnttnttunttutttunntnnstunsntnntnntnnnnnnnn nnna an ta 22 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz iii 1 iRIS 150 Reference Manual JIQUEST 1 Introduction 1 1 About this Manual This manual is intended as a detailed guide for iRIS 150 installation configuration and operation This manual is also available online in Adobe Acrobat pdf format for registered users at www iquest co nz Throughout this document small icons are used to identify additional information These are as follows NOTE Indicates extra detail to expand the current discussion A WARNING Describes something that may cause problems if not heeded NOTE The term iRIS is used throughout this manual in all references to the iRIS 150 1 2 Support Technical support for the iRIS 150 is avai
2. 4 Issue 8 February 2012 Updated for release of software version 1 50 modes and the removal of the Enabled parameter Section 4 3 5 Added new sensor source 14 temperature Section 5 3 3 Independent temperature and supply voltage logging See Section 5 3 8 Introduction of SDI 12 error values 999 9 Section 10 7 LCD status icon table improved Section 6 2 2 Metering variant shows flow rate and total as title screen Section 6 2 4 2 Disclaimer Under no circumstances will iQuest NZ Ltd be liable or responsible for any consequential damage or loss that may arise from the use of this product All examples and diagrams shown in this manual and any supplied software examples are intended as a guide to understanding this product not to guarantee operation iQuest NZ Ltd accepts no responsibility for use of this product based on this information or these examples Owing to the wide variety of possible applications of this product you must satisfy yourself as to its suitability to your specific application 2003 2012 iQuest NZ Ltd All rights reserved This publication or any part of it and any software accompanying it may not be copied photocopied reproduced translated or communicated to any third party or reduced to electronic medium without prior written permission from iQuest NZ Ltd iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iq
3. JiQUEST IRIS 150 Datalogger Reference Manual For Software Version 1 50 Requires Firmware Version Vj 1 50 a gt Certified Revision History Issue 1 31 July 2008 Preliminary release version for initial version of software version 1 10 Issue 2 197 August 2008 First public release for software version 1 11 Issue 3 8 June 2010 Updated for release of software version 1 18 Updated all sensor menu examples to include reject value and also the combined log rate and log multiplier settings which are now on a single line Issue 4 16 December 2010 Updated for release of software version 1 20 limited release Added new sensor source type 13 supply voltage Section 14 Corrected I O termination for digital and analogue inputs Table 2 Added explanation of auto pulse sensor source type Section 7 2 Issue 5 30 December 2010 Added external I O connector details Section 4 2 Added description of switched Vin on iRIS 150C variant Section 4 3 5 i Issue 6 June 2011 Updated for release of software version 1 30 Tagged standard deviation as not supported currently Details regarding new variants iRIS150C amp iRIS150G k Issue 7 September 2011 Updated for release of software and firmware version 1 40 Added note about invalid clock notification flashing LCD Section 2 5 5 Added note that totalisers wrap back to zero at 10 000 000
4. this is No as it will result in clearing the logger configuration and if applicable any logged data However if the difference between the old program and the new one is significant doing this step is recommended iQuest will provide advice on whether this should be done in the program release notes Confirm CLEAR DEVICE BEFORE UPGRADING Do you want to clear the device before beginning the software ugrade This will clear the program configuration and logged data Doing this is recommended for significant upgrades or when the device is being redeployed For minor incremental upgrades select No 26 After the device is cleared or if the clearing step is skipped the upgrade process will begin and run automatically through the firmware if selected and software upload stages The progress status is displayed as the upgrade progresses If the process is cancelled or fails for any reason the following dialog will appear The whole process should be repeated to ensure that the iRIS is completely upgraded before deployment Warning Upgrade process was cancelled or Failed The device was not completely programmed and therefore is not Fully functional 27 When the upgrade is complete this dialog will be displayed Click Yes to start the iRIS software program Confirm SUCCESS The upgrade is complete Do you want to start the program and resume normal operation 50 iQuest NZ Ltd PO Box 15169 Hami
5. 150 Reference Manual 38 7 8 Connecting Analogue Wind Instruments There are a number of wind speed and direction instruments available that interface relatively easily to the IRIS This section describes how to connect typical mechanical wind instruments as provided by manufacturers such as Vector Instruments Ltd or NRG The anemometer provides pulses that are measured as a frequency via a digital input The potentiometer type wind speed instrument provides a 0 5V signal measured by an analogue input This however requires an external regulator to provide the 5V supply The diagram below shows the required connections for such an installation The wind speed sensor pulse output should be connected to a digital input DI1 or DI2 and the wind direction sensor connected to an analogue input AI or Al2 Note also that some wind speed instruments e g the Vector A101M may require external resistors to suitably bias the internal electronics Refer to the manufacturer s data sheet for details and the appropriate multipliers and offsets that will be needed AN Wind Direction SV Sensor Sin IT Ge fe ee GND Battery A typical sensor configuration example for this type of installation is shown below The instruments are a Vector A101M wind speed sensor providing pulses that are converted to metres sec and a W200P wind direction sensor The wind speed and direction are averaged and the results logged every 10 minutes The wind speed
6. 4 6 Totals Screen DI1 The first Totals screen shows the running totals for digital input DI1 if the input is acting as a source for a sensor The values presented represent yesterday s total the total so far today and the grand running total since the totalisers were last reset TOTALS DI1 Yst 55 6 Day 17 8 Run 5432 4 6 2 4 7 Totals Screen DI2 The second Totals screen shows the running totals for digital input DI2 if the input is acting as a source for a sensor The values presented represent yesterday s total the total so far today and the grand running total since the totalisers were last reset TOTALS DI2 Yst 134 7 Day 26 4 Run 11276 3 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 25 JiQUEST iRIS 150 Reference Manual 26 6 2 4 8 Reset Totals Screen NOTE This screen is only available if there is an authorised user logged in The Total Reset screen is used to reset the daily and running totals for both inputs Press the Alt key for at least 3 seconds reset the daily and running totals for both DI1 and DI2 RESET TOTALS Press Alt key for 3 seconds to reset all totals A message indicating that the reset has occurred will then be displayed Pressing the key will resume the LCD screen sequence RESET TOTALS All totalisers have been reset to zero 6 2 4 9 Call Back Test Screen
7. Instant This example accrues pumped volume in m at a simulated pumping rate of 171 s 0 01 7m s while DI is active It logs the accumulated volume total every 15 minutes to two significant places even if it is zero This produces the most data as every time slot has an associated sample Offset 0 0000 Log Multiplier 100 Log Rate 15min Alarms 0 1 2 3 4 Multiplier 0 017 5 6 7 8 9 Data iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 31 JiQUEST iRIS 150 Reference Manual 32 7 3 Connecting a 0 5V Pressure Transducer Connecting a standard sensor such as a pressure transducer that provides a 0 5V signal to an iRIS is relatively straightforward An external 12V battery 7A Hr or larger is required to power the sensor but this can optionally be controlled by the iRIS digital output to save power The diagram below shows the typical connection diagram for such an installation It assumes the use of Al1 as the desired input channel It also shows the connection of a transistor switch module with control from DO1 AN Signal Pressure Transducer GND BOL i Optional Transistor Switching Module VIN External 12V GND Battery The sensor should be configured for the correct channel scaling and logging regime as described in Section 5 3 3 A typical sensor configuration example for this type
8. NOTE This screen is only available if there is an authorised user logged in and the unit is configured for Telemetry mode The Call back Test screen can be used to initiate a call back to the designated telemetry base station usually HydroTel Pressing the Alt key will initiate the test call The envelope icon will appear while the call back test is waiting for an acknowledgement from the base station If a successful acknowledgement is received the icon will disappear If the call is not acknowledged the IRIS will repeat the call back every minute The number of call attempts is displayed on the bottom line of the display There is a maximum of ten call attempts possible CALL BACK TEST Press Alt key to initiate test call Attempts 0 26 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 27 iRIS 150 Reference Manual JIQUEST 6 3 Scan Mode Scan Rate To optimise the battery consumption when operating from the internal battery the iRIS has a configurable scan option that is changed via Option 2 in the Main Menu See Section 5 3 1 The scan option has four modes 6 3 1 Continuous Mode In this mode the iRIS will process its program continuously This mode must be used if the logger is attached to instruments that require rapid and continuous measurements such as wind monitoring or special serial devices 6 3 2 Event Mode In this mode th
9. consumption This will impact on analogue measurements in particular and the results will be erratic 10 6 Some samples are not logged in timed scan mode The log rates of all sensors must be the same as or a multiple of the scan rate If the log rate cannot be exactly divided by the scan rate some or all samples will not be logged See Section 6 3 3 for more details 10 7 SDI 12 sensors log either 999 9 or no value Until an SDI 12 instrument has communicated correctly at least once all sensors logging values from it are inhibited So no logging occurs until the first good measurement is obtained If the instrument fails to respond later all sensors using values from the instrument will use the error value of 999 9 This was introduced in software version 1 50 44 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 45 iRIS 150 Reference Manual JIQUEST 11 Appendix D SDI 12 11 1 What is SDI 12 SDI 12 stands for Serial Digital Interface at 1200 bps It is a standard to interface battery powered data recorders with microprocessor based sensors designed for environmental data acquisition EDA EDA is accomplished by means of a sensor or sensors and a data recorder which collects and saves the data SDI 12 is a standard communications protocol which provides a means to transfer measurements taken by an intelligent sensor to a data recorder An intelligent
10. directly with the V1 2 PCB does not require an analogue source The voltage is measured internally this frees the analogue input The sensor should be configured like the example shown below In this example the source is set to option 13 Supply The voltage is averaged and the result logged every 60 minutes A multiplier of 0 01 is used to convert to volts Sensor 4 Cfg 13 955 13 Supply Name Batt Volts Mode Period Average Multiplier 0 01 Offset 0 0000 Reject 0 000 Log Rate 60 min Log Mult 100 Alarms Data iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 35 JiQUEST iRIS 150 Reference Manual 36 7 6 Connecting SDI 12 Instruments SDI 12 instruments should be connected as shown in the diagram below See Section 5 3 8 for information on using the SDI 12 terminal mode to access SDI 12 instruments directly Also refer to Appendix D SDI 12 for detail on the SDI 12 specification TOP iRIS 1 0 Connector DATA SDI 12 12V Instrument s OV SDI 12 Vin GND External 12V Battery An example sensor configuration example for this type of installation is shown below The instrument is a standard SDI 12 compatible water level sensor set to address 0 The level is the first value in the SDI 12 response obtained from the sensor and is read in metres The offset of 6 177 is the hypothetical offset at the site to correc
11. fls where xxx is the firmware version e g iRIS150_150 fls iRIS 150 Firmware Version Vn 1 50 The default repository for the firmware files is the Firmware folder under iLink 12 2 2 iRIS 150 Application Software E The Application Software in the iRIS is analogous to an application such as Word on a PC Itis ab the software that contains the general functionality of the iRIS 150 The software upgrade file is in the format iRIS150_NoModem_Sid_yyy_1 irs where xxxx is the wireless module type GPRS CDMA 3G No Modem yyy is the software version 1 is the program bank that this file will be loaded into e g iIRIS150_NoModem_150_1 irs IRIS 150 Software Version 1 50 Bank 1 The default repository for the program files is the Programs folder under iLink iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 47 Quest iRIS 150 Reference Manual 48 12 3 iRIS Automated Upgrade Procedure iLink from version 3 6 has an automated firmware software upgrade tool This tool includes several checks to confirm the validity of the components being installed The automated upgrade tool can do both the firmware and software upgrades in one process saving considerable time and effort However it is more common to just upgrade the software so the default mode is set for software only Including the firmware in the upgrade requires the manual enabling
12. four word 8 byte compressed format which includes full date and time to fractions of a second The alarm s can be linked to the digital output to activate external equipment when one or more alarms are activated in the event of alarm activation 2 2 Feature Summary The iRIS 150 has the following features IP65 rating LCD and keypad RS 232 interface 4 simultaneous logging channels virtual sensors 2 digital inputs pulse frequency counter 2 analogue inputs 0 5V fixed span current e g 0 20mA with internal resistor enabled 1 digital output open drain pull down A switched supply voltage output is available on iRIS 150C 2 alarm setpoints per logging channel Can activate the digital output if any alarm activated Internal replaceable 3 6V AA size lithium battery backup Or D size battery option is available 2 3 Typical Applications The iRIS can be used for a wide range of diverse applications including but not limited to Rainfall measurement Water power gas metering River level monitoring Wind measurement Mobile temperature monitoring Irrigation monitoring control 2 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 3 IRIS 150 Reference Manual Squest 2 4 Technical Specifications Dimensions Mass Power Supply Comms Interface SDI 12 Interface Digital I O Analogue I O Logging Memory Clock Cale
13. is the place to configure each sensor alarm Alarm 1 Cfg 0 Exit 1 Enable No 2 Trigger 0 00 3 Reset 0 00 4 Duration 0min gt Option 0 Select this option to return to the Alarm Selection menu Option 1 When this option is selected you will be prompted to enable disable the alarm gt Enable 0 No 1 Yes Enter a value of 0 to disable the alarm Enter a value of 1 to enable it Option 2 When this option is selected you will be prompted to enter a trigger level for the alarm gt Trigger Enter a value in engineering units that you want to use as the trigger point for the alarm When the scaled value exceeds this limit the alarm will become active Option 3 When this option is selected you will be prompted to enter a reset level for the alarm gt Reset Enter a value in engineering units that you want to use as the reset point for the alarm When the scaled value falls below this limit the alarm will be deactivated If the reset level is set to a value greater than the trigger level then the alarm is reverse acting This mode is normally used for low voltage or low water level type alarms iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 17 JIQUEST iRIS 150 Reference Manual 18 Option 4 When this option is selected you will be prompted to enter a time in seconds to delay alarm activation This can be used to implement hy
14. min and max lull and gust are also logged Sensor 2 Cfg Now 176 00 Exit Source 1 Analogl Name Wind Dir Mode Scalar Avg Sensor 1 Cfg Now 3 LT Exit Source 7 Freq 1 Name Wind Spd Mode Period Avg Min Max Offset 0 000 Reject 0 000 Log Rate 10 min Log Mult 10 Alarms Data Offset 0 000 Reject 0 000 Log Rate 10 min Log Mult 1 Alarms Data 0 0 1 T 2 2 3 3 4 Multiplier 0 010 4 Multiplier 0 0718 5 5 6 6 7 7 8 8 9 9 38 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz IRIS 150 Reference Manual IQUEST 8 Using iLink s Sensor Configuration Tool To optimise the process of maintaining multiple iRIS 150 installations with the same or similar sensor configuration iLink includes a graphical configuration tool This allows the configuration of any the sensors to be changed sent to the logger or saved to disk It also supports the retrieval of sensor settings from the logger and from disk configuration file can be sent to each logger 8 1 iRIS Sensor Configuration Example This means that setting up new loggers is made very simple as a common This example shows how to set up a simple iRIS sensor configuration to measure water level from an SDI 12 sensor and also log internal battery voltage This example is valid for all models 1 Connect to the iRIS 150 using iLin
15. of 15 minutes Log Rate Alarms Data 0 1 2 3 4 Multiplier 5 6 7 8 9 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 29 iRIS 150 Reference Manual 30 JQUEST 7 1 3 Connecting a Mace RotoFlo Flow Meter Mace RotoFlo Flow Meter DI 1 Signal Ground 2 Sensor Signal 3 Open Collector 4 DC Power GND 5 Ground 6 Ext Reset The example configuration shown assumes a 150mm ID pipe with the meter installed 150mm from the elbow Based on the Mace K factor Sensor 1 Cfg chart a factor of 776678 per megalitre is used Because of numeric O0 entry limitations this is translated to a multiplier of 0 0012785 to give the basic unit of measurement as a cubic metre 0 001 megalitre A Source 3 Pulsel log multiplier of 10 results in logged data to 1 significant place Name Pump Vol Mode Event The logging is configured for timed event mode with an interval of 15 Multiplier 0 00129 minutes Offset 0 0000 Log Multiplier 10 Log Rate 15min Alarms Data 30 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 31 iRIS 150 Reference Manual JiQUEST 7 2 Simulating a Flow Meter using Auto Pulse mode Occasionally a flow measurement is required and there is no flow meter available If the flow rate is relatively constant and or accuracy i
16. screen for resetting totals is not available cctccccececeteeeeteceeneeceeeee tee eetaeeteeetennees 44 10 5 The iRIS does not log correctly if continuous scan mode is selected 44 10 6 Some samples are not logged in timed SCAN mode 44 10 7 SDI 12 sensors log either 999 9 OF no value iii 44 Tt Appendix D SDIT 2 eege een end ea due Eege 45 1e WATTS RE KEE 45 UR We ME EIERE 45 11 3 SDI 12 Electrical Interface is 46 TESA Se al Data Lines sc esac cess c sath by see esate sane pita ees Ma min sages fate ne min np 46 11 3 2 Ground BE TEE 46 TES 12 WOME IMG ss as pate cesses aa nn ees Ge hep deiert Peau pats ens ots beta evn nr 46 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz iRIS 150 Reference Manual JIQUEST 12 Appendix F Upgrading Firmware Software een 47 ENEE 47 12 2 File Naming Conventions iii 47 12 2 1 IRIS 150 Executive Firmware is 47 12 2 2 IRIS 150 Application Software is 47 12 3 IRIS Automated Upgrade Procedure sisi 48 13 User Notes ss is sc ENEE 51 Tables Figures Table 1 Internal UO Terminal Designations ss 6 Table 2 External I O Terminal Designations 6 Table 3 Sensor SOUICES EEN 14 Table 4 Sensor Modes iii 15 Table 5 Sensor Logging Flags sise 15 Table 6 Digital Output Modes iii 19 Table 7 LOD Status ICONS iii 23 Figure 1 Analogue Selection Jumpers
17. sensor typically takes a measurement makes computations based on the raw sensor reading and outputs the measured data in engineering units For example an SDI 12 pressure sensor may take a series of pressure measurements average them and then output pressure in psi inches of mercury bars millibars or torrs The sensor s microprocessor makes the computations converts sensor readings into the appropriate units and uses the SDI 12 protocol to transfer data to the recorder SDI 12 is a multi drop interface that can communicate with multi parameter sensors Multi drop means that more than one SDI 12 sensor can be connected to a data recorder The SDI 12 bus is capable of having ten sensors connected to it Having more than ten sensors however is possible Some SDI 12 users connect more than ten sensors to a single data recorder Multi parameter means that a single sensor may return more than one measurement For example some water quality sensors return temperature conductivity dissolved oxygen pH turbidity and depth 11 2 Advantages of SDI 12 A serial digital interface is a logical choice for interfacing microprocessor based sensors with a data recorder This has advantages for sensors and data recorders e Unique and complex self calibration algorithms can be done in microprocessor based sensors e Sensors can be interchanged without reprogramming the data recorder with calibration or other information e Power is supplied to sens
18. zero immediately following unit initialization Vers F1 50 S1 50 Supply 13 8 V Temp 22 5 C EOD Ptr 127724 24 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 25 iRIS 150 Reference Manual Squest 6 2 4 4 1 0 Summary The I O Summary screen shows the immediate state of the digital and analogue UO inputs out The information show is the voltage being measured at the Al1 and Al2 terminals in mV as well as the current status of the digital inputs and output O OFF 1 ON This screen is useful for confirming the electrical connections to the unit when installing or checking it This screen also shows a diagnostic state value for the SDI 12 interface ATI 1754 mV AI2 682 mV DI1 0 DI2 1 DO O SDI 0 6 2 4 5 Sensor Status The sensors that are enabled are presented in order one screen at a time The screen is the same for each sensor and provides an overview of the sensor s status Disabled sensors are not shown Line 1 indicates sensor ID data source and its composite status including If the sensor is enabled If the sensor and alarm s are enabled If the sensor and alarm s are enabled and alarm s currently active Line 2 indicates the raw input value Line 3 indicates the scaled engineering unit s value Line 4 indicates the last logged value 2 Flow Rate Input 1906 Scaled 11 07 Logged 1262 6 2
19. 0 Reference Manual 28 gt IQUEST 7 Sensor Connection Examples 7 1 Connecting a Flow Meter or Rain Gauge One of the most common uses for the iRIS is logging data from pulse sources such as flow meters or rain gauges Connecting such devices to the iRIS is very simple wire the switch between the appropriate digital input DI or DI2 and a ground GND terminal Both of the digital inputs provide a wetting current for clean contact sources but transistor switches and active signals ones that supply a voltage can also be used If a transistor switch is used connect the collector to the digital input and the emitter to the GND See Section 4 3 4 for details on the digital inputs and using the debounce link Both inputs can be used simultaneously and each input has three associated totalisers which are viewable from the LCD See Section 6 2 4 6 These totalisers operate even if the input is not configured as a source to one of the six virtual sensors The diagram below shows the typical connection diagram for such an installation It assumes the use of DI1 as the pulse input channel The external power source can be any d c supply from 6V to 15V DI Flow Meter or Rain Gauge GND VIN GND External power source e g 12V battery The sensor should be configured for the correct channel scaling and logging regime as described in Section 5 3 3 Event mode Sensor Mode 2 can be used to reduce the quantity of data lo
20. 0811 Email iquest iquest co nz 7 iRIS 150 Reference Manual quest 4 3 1 Internal Lithium Battery The iRIS has an internal AA size 3 6V 2400mA Hr lithium battery which provides the power supply when no external dc power supply is available When external power is connected the internal battery is completely disconnected The battery may be replaced by the user The internal AA battery is not intended for long term use rather as a back up in the event of loss of external power Standard AA cells such as Alkaline NiCad NiMH etc cannot be used in the iRIS as they do not supply sufficient voltage A variant is available that has a D size lithium battery installed and this can be used for self powered installations connected to a rain gauge or water meter 4 3 2 External Power Supply The iRIS is designed to operate with an external supply so that the internal backup battery is disconnected Any external dc power source ranging from 6 15 Vdc can be used A solar panel may also be connected but will require a regulator and external battery to limit the supply voltage to the iRIS A typical solar panel without regulation can generate up to 21V which exceeds the iRIS 150 external dc input range The external power supply is protected against reverse connection or over voltage by ultra fast acting protection devices and a self resetting semiconductor fuse 4 3 3 Analogue Inputs Analogue inputs are uni polar 0 5Vdc with 12bit resol
21. DI 12 16 Quadrature 16 DC Power Input Misc iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 39 JiQUuEST iRIS 150 Reference Manual 40 5 Enter the multiplier to scale the value For SDI 12 instruments the multiplier is typically 1 as the instrument itself provides an actual value in engineering units Enter an offset if required and known at this point More often this is set on site to calibrate the measurement to a known reference of datum In this case the offset can be set by using the LCD calibration screen See Section Error Reference source not found 6 The General configuration should now look like this Name water Lyl Multiplier fi Source 115 SDI 12 e Offset fo Address fo D Variable 1 D Logging Alarms General 7 Now select the Logging tab and set up the logging parameters In this example we are measuring averaged water level in metres so we need to set the logging multiplier to 1000 to store the value as an integer mm The logging rate is 15 minutes Our hypothetical sensor generates an error value of 999 99 if it develops a fault or is unable to take a measurement Rather than have this cause a spike in our data we are choosing to reject values above our expected maximum of 20 metres We also want to capture the minimum or maximum values over the period so we enable the logging of these as well 8 The Lo
22. IS uses the structure of the format code internally 5 3 7 Digital Output Cfg Level 2 The Digital Output Cfg menu is used to configure the digital output Digital Output Cfg Exit Mode Schedule Polarity Normal Duration 30sec Interval 1min Start Time 0000 End Time 2359 VOOR WNE 18 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 19 iRIS 150 Reference Manual JIQUEST Option 0 Select this option to return to the Output Selection menu Option 1 When this option is selected you will be prompted to enter a number representing the operating mode of the output gt Mode 0 4 Valid modes are Source Description 0 Disabled The output is forced off 1 Schedule Follows the schedule as defined by the settings in alarm config options 4 7 2 Alarm If any alarm is active the digital output will be on 3 Permanently On This is useful to use the output as another 12V supply terminal for sensors 4 On Transmit Active when a data packet is being transmitted in binary protocol mode Table 6 Digital Output Modes Option 2 When this option is selected you will be prompted to select the switching polarity of the output This relates to the output s electrical state with respect to its logical on off state If the polarity setting is O normal the output will actively pull down to OV when the output
23. Log Minimum Maximum Standard Deviation and Flow Rate or Total not currently supported Table 5 Sensor Logging Flags Option 4 When this option is selected you will be prompted to enter a scaling multiplier This multiplier is used to convert the raw input into engineering units iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 15 JIQUEST iRIS 150 Reference Manual 16 gt Multiplier Option 5 When this option is selected you will be prompted to enter a scaling offset This offset is added to the scaled engineering value gt Offset Option 6 This option is used to enter a simple rejection value If this is zero all values will be accepted and logged If this value is a positive number any value equal to or above this will be ignored and the last good value retained If this value is a negative number any value equal to or below this will be ignored and the last good value retained gt Reject Option 7 This option is a chained menu has two parameters When this option is first selected you will be prompted to enter a logging rate in minutes for the sensor gt Log Rate If you wish to log digital data on change of state you can enter a value of 0 If this parameter is left at O for analogue sources they will not be logged The dc power change of state ignores this parameter so it is typically set to zero for this sourc
24. ained from a pressure transducer whose power supply is controlled from the digital output via a transistor switch The transducer needs to be powered up for one minute prior to the measurement being taken and logged The settings required to achieve this are shown below Digital Output Cfg Exit Mode Schedule Polarity Normal Duration 65 sec Interval 60 min Start Time 0059 End Time 2359 DOP WNEF zt The output will be activated at the beginning of the 59 minute of each hour in the day starting at 00 59 It will remain on for 65 seconds ensuring that the sensor is still powered up at the point when the reading is captured on the hour The final output activation for the day will occur at 23 59 in preparation for the midnight measurement 5 3 8 Miscellaneous Menu Level 2 This menu covers the miscellaneous configuration items Miscellaneous 0 Exit 1 Address 1 2 SDI 12 Terminal 3 Supply Volts Log Disabled 4 Temperature Log Disabled 5 Initialise gt Option 1 When this option is selected you will be prompted to enter the iQuest binary protocol address for the device gt Address Enter a value between 0 and 32767 the factory default is 1 This address is used to identify the unit in all iQuest binary communications NOTE An address of 0 is normally reserved for the base station e g HydroTel The iRIS will always respond to an address of 3 which is a special univer
25. and can be On the iRIS 150C variant the digital output also controls the switched Vin supply voltage When the T used to power external loads without the need for a separate transistor switch See Section 5 3 7 for details on the digital output modes rth Bia 10 CE 10 Figure 3 Digital Output Circuit 8 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 9 IRIS 150 Reference Manual JIQUEST 5 Configuration The iRIS configuration is initially achieved through the connection of a terminal to the RS232 serial port Upon detection of a terminal connection via the DSR signal the iRIS will output to the terminal screen a welcome message followed by the main menu The following sections describe how to set up a terminal connection and the menu options available while connected This description assumes a computer running the Microsoft Windows operating system is being used and all examples relate to the standard Windows terminal emulator application HyperTerminal The iQuest support programs iLink and iTerm also include an integral terminal emulator that also enables the configuration to be viewed and altered 5 1 Terminal Connection The iRIS RS232 port is a DTE Data Terminal Equipment configured port and is identical in pin out and signal allocation to that of an IBM compatible PC s RS232 port Therefore the cable required is the same
26. as that for computer to computer communication To access the iRIS configuration terminal session connect a full null modem cable as shown below between a communication port e g COM1 on your computer and the RS232 port of the iRIS The null modem cable configuration has the three main signal pairs crossed over These pairs are TXD RXD RTS CTS and DTR DSR Computer iRIS DB9F DB9F 1 CD CD 1 2 RXD TXD 3 3 TXD _ RXD 2 4 DTR DSR 6 5 SG _ SG 5 6 DSR DTR 4 7 RTS CTS 8 8 CTS RTS 7 9 RI RI 9 Figure 4 RS232 Cable Pin Designations iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 9 Ghiquesr iRIS 150 Reference Manual 10 5 2 Terminal Cfg Start Windows HyperTerminal and create a new connection called iRIS Set your terminal properties as shown in the dialog boxes below iRIS Properties Use co I Redial If you have connected the iRIS to any port other than COM1 make an appropriate selection from the drop down combo box COM1 Properties The iRIS RS232 serial port is set by default to a speed of 38400 bps Flow control is not required 10 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iques
27. ates the SDI 12 terminal mode is active Invisible SDI 12 terminal not active Solid SDI 12 terminal active Aa a Indicates current access level Indicates current power source The battery icon invisible logged in appears when the iRIS is operating from its internal Outline logged out backup battery Solid secure PIN is set to zero A power plug icon appears when on external supply Table 7 LCD Status Icons 6 2 3 Keypad The keypad is used to navigate through the LCD screens Itis also used to reset the totalisers not available if the unit is operating in Secure mode 6 2 4 Display Menu Structure Scroll through the screens by pressing the key on the keyboard The display loops back to the beginning when the keypad is pressed on the last screen The screens appear in the order in which they are presented here The key will scroll backwards through the screens iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 23 JIQUEST iRIS 150 Reference Manual 24 6 2 4 1 Log In Out The Log In Out screen is a special screen that is only available from the Title or Status Screens Itis used to enter a PIN number which then enables access to restricted screens It is reached by pressing the Alt and Enter keys simultaneously from the Title or System Status screens If the user is not logged in the PIN code can be entered If the user
28. ax 64 7 857 0811 Email iquest iquest co nz 29 iRIS 150 Reference Manual SIQUEST 7 1 1 Connecting a Burkert 8045 Flow Meter Burkert 8045 Flow Meter Di GND Configure the 8045 pulse value to suit Please refer to Section 4 4 5 in the 8045 instruction manual available on the Burkert website http www burkert com COM search php type 8045 The example configuration shown assumes the flow meter has been configured for one pulse 100 litres The basic unit of measurement is a cubic metre so each pulse is 0 1m hence the multiplier of 0 1 The log multiplier of 10 logs the data to 1 significant place The logging is configured for timed event mode with an interval of 15 minutes 7 1 2 Connecting a Seametrics EX Flow Meter Sensor 1 Cfg 0 0 Source 3 Pulsel Name Pump Vol Mode Event Multiplier 0 1 Offset 0 0000 Log Multiplier 10 Log Rate 15min Alarms Data Seametrics EX Flow Meter 1 Reverse 2 Reverse GND 3 Pulse DI 4 Pulse GND 5 Power Supply 6 Power Sensor 1 Cfg Now 93 7 Exit Source 5 Name Flow Rate Mode AvgtTotal 0 3528 Offset 0 0000 Log Multiplier 10 15min The example configuration shown uses a multiplier of 0 3528 reciprocal of K factor of 2 834 The log multiplier of 10 logs the flow data to 1 significant place Freq1 The logging is configured for average mode and accrued volume total in cubic metres with an interval
29. battery rises to 12 5 volts again The Logging configuration tab should look like this Offset fo Alarm Trigger 12 10 Logging mins 60 Alarm Reset 12 50 Voice Enable I Internal Sensor The sensor configuration is complete Now enter the logger s site name in the Site Name field in the Misc panel at the bottom of the form The site name is the text that appears on the title screen on the LCD and also in the header of downloaded data files Save the configuration to disk by clicking the Save button Enter a suitable name for your configuration Our example here will use the file name SDI 12 Level and Battery cfg The file can then be opened and sent to other loggers requiring the same sensor configuration at a later date Finally send the configuration to the connected iRIS To do this click the Send button You will be prompted to confirm that you want to send the configuration ei SEND SENSOR CONFIGURATION Send the sensor configurations in this form to the iRIS datalogger iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 41 JIQUEST iRIS 150 Reference Manual 42 16 The sensor configuration will be sent in a series of blocks with a progress dialog indicating the status The Site Name is also sent at the end The operation can be cancelled if required by clicking the Abort button Sending Sensor No 4 17 Th
30. been configured to log the average value plus the maximum Two data arrays will be logged for this sensor at each log interval with IDs of 4 and 24 respectively In HydroTel these will then relate to point identifiers of 4 0 and 24 0 2 5 4 Alarm Processing Each virtual sensor can be checked for two separate alarm conditions Each alarm has separate trigger and reset levels as well as an activation delay or accumulation period depending upon the data type The alarms can also be used to control the digital output or to generate a call back to a base station when the logger is operating in telemetered mode See Sections 4 3 5 for further details on digital outputs or Section 6 3 4 for details on using Telemetry mode 4 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 5 iRIS 150 Reference Manual JIQUEST 2 5 5 Real Time Clock amp Calendar The iRIS has a non volatile real time clock that can be set by the user via a terminal session or direct from iLink or HydroTel If the clock is invalid year lt 2011 logging is inhibited To draw attention to this situation the LCD will flash once per second until the clock is set correctly 2 5 6 Security The iRIS can be configured with a PIN code to prevent unauthorised access to restricted information through the LCD and keypad When a user is logged on the totalisers can be reset via the keypad or a terminal se
31. clude Firmware in automatic upgrade _Q Step Prog 1 RUNNING rr z Delete Program 2 RUNNING Ex F nn 3 RUNNING E MN Ze Clear Device Device iRIS 350 F Vk 1 06 S 1 04 CONNECTED NORMAL Profile iRIS 350 GPRS prf 48 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 49 iRIS 150 Reference Manual IQUEST Open Executive Firmware Program EE Open Logger Program Look in O Fimware le FE Look in Programs 7 DIr ES e iRIS350_250 Fls File name IRIS 350_250 fls Files of type Flash Executive Files fls Cancel E iRIS350_GPRS_150_3 irs E iRI5350_GPRS_Camera_150_Z irs E iRIS350_GPRS_Std_150_2 irs E iR15350_GPRS_Voice_150_2 irs File name RIS350_GPRS_150_1 is Files of type iRISxxx Files irs v Cancel The flash executive files are stored in the default firmware folder iLink Firmware and are identified by the filename extension fls Select the correct firmware file to download to the iRIS The application software files are stored in the default firmware folder iLink Programs and are identified by the filename extension irs Select any one of the files 23 Click the Automated Upgrade Tool button The Program Configuration form will appear This form allows you to reconfirm the program validity variant and version as well as select specialised program variants such as came
32. ctedeezedeneds 9 5 2 Terminal te DEE 10 5 3 Terminal Menus 2 2234 a a Ale entr Utd de eegeh gen dee geg gegchk eege een 12 5 3 1 Main M nu Level 1 5 2484 440um denses item atteinte 12 5 3 2 Sensor Selection Level 2 is sisi 13 EREECHEN 14 5 8 4 Alarm S l ction Level wii ieccss scacsteasesseeanedicvis AgEd SR asaan ia niaaa aiaiai aa 17 5 3 5 Alarm Cfg EE 17 ER Ces OEB eectevbedewerltaweeinvhaseeunteanen badiaeeusluanacteuheaees a aaa aa taa aaaea 18 5 8 7 Digital Output Cfg Level 2 iii 18 5 3 8 Miscellaneous Menu Level 2 sisi 20 PON ANON EE 22 GENEE Ee e TEE 22 6 1 1 Blue Status LEE gedreet use dies estates ties die arte aan et Se 22 6 1 2 Red I O Status LEDS iniaa icenian ns Re on Pr ae mentale 22 6 1 3 Red Comms Status LED 2 22 net runs ESOU tree a ete nie erg 22 6 2 LCD amp Keypad is int el A RE 23 EREM 23 6 22 Status ICONS eis sche RL eles ee eme dle te en PI tante eae liven evened ede dentine erates 23 CR ele EE 23 6 2 4 Display Menu Structure iii 23 6 2 4 1 Reef le 24 6 2 4 2 RRE 24 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 6 2 4 3 ET 24 6 2 4 4 VO SUMMA EE 25 6 2 4 5 Tee Te EE 25 6 2 4 6 Totals Screen DIT atelier entr ANEN Naad aois 25 6 2 4 7 Totals Screen dd EE E 25 6 2 4 8 Reset e 26 6 2 4 9 Call Back Test Screen iii 26 6 3 Scan Mode Scan Rate iii 27 6 8 1 Gontinuious MODE ii rper Lunette la aaa a aiaa
33. default then only the four status and the totaliser view only LCD screens are accessible gt PIN Code Option 8 Miscellaneous Select this option to display the Miscellaneous configuration menu 5 3 2 Sensor Selection Level 2 The Sensor Configuration menu is where you select the sensor that you want to configure From this menu you can see at a glance which sensors are enabled for logging and if enabled their source and name Sensor Cfg 0 Exit 1 Senl Dis 2 Sen2 Dis 3 Sen3 Dis 4 Sen4 Dis gt Option 0 Select this option to return to the main menu Option 1 Select this option to display the set up menu for Sensor 1 Option 2 Select this option to display the set up menu for Sensor 2 Option 3 Select this option to display the set up menu for Sensor 3 Option 4 Select this option to display the set up menu for Sensor 4 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 13 JIQUEST iRIS 150 Reference Manual 14 5 3 3 Sensor Cfg Level 3 The Sensor Cfg menu is used to configure each of the four main virtual sensors Refer to the datalogging features Section 2 5 2 of this manual for a discussion on virtual sensors This menu also shows the current scaled measurement value for this sensor Sensor 1 Cfg Now 1 9620 0 Exit 1 Source 1 Analog 1 2 Name Water Lvl 3 Mode Instant 4 Multiplier 0 001 5 Of
34. e as well The second part of this option is to enter a logging multiplier to convert from engineering units to an integer value to storage in the logging memory gt Log Multiplier For example if you need to log a measurement that is accurate to two decimal places you will need to enter a logging multiplier of 100 IMPORTANT NOTE Care needs to be taken in the selection of an appropriate logging multiplier because the iRIS stores data as signed 16 bit integer values range from 32768 to 32767 This means that the maximum scaled value multiplied by the logging multiplier must not exceed 32767 If it does the values will limit at that point and data will be lost Option 8 Select this option to display the Alarm Configuration menu for the sensor 16 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 17 iRIS 150 Reference Manual Squest 5 3 4 Alarm Selection Level 4 Use the Alarm Selection menu to decide which of the two alarms you want to configure You can see ata glance from this menu which alarms are enabled Alarm Selection 0 Exit 1 Alarm 1 Enabled 2 gt Alarm 2 Disabled Option 0 Select this option to return to the Sensor Cfg menu Option 1 Select this option to view the set up menu for Alarm 1 Option 2 Select this option to view the set up menu for Alarm 2 5 3 5 Alarm Cfg Level 5 The alarm set up menu
35. e enabled by jumper links Non volatile flash storage of 1 048 576 time date stamped data points Capacity 2MB earlier units or 8MB later units Circular buffer mode oldest data is overwritten when the buffer is full Non volatile with the integral lithium battery Clock is fully Y2K compliant with leap year recognition Accurate to 20 secs month Storage Temperature 20 C 85 C 4 F 185 F Operating Temperature 10 C 70 C 14 F 158 F iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz JiQUEST IRIS 150 Reference Manual 4 2 5 Key Features 2 5 1 Terminal Configuration All configuration and set up parameters are modified via a standard ASCII terminal connected to the RS232 serial interface This means that the user can configure the device without needing to have specialised configuration software installed on their computer specifically for this purpose Refer to Section 5 2 for details on the terminal configuration 2 5 2 Data Logging The iRIS supports the logging of data from four virtual sensors Each of the four virtual sensors can obtain information from one of the following ten data sources Analogue Input 1 Analogue Input 2 Pulse Counter attached to Digital Input 1 Pulse Counter attached to Digital Input 2 Simulated Pulse Counter enabled by Digital Input 1 Simulated Pulse Counter enabled by Digital Input 2 Frequenc
36. e iRIS will process its internal program only on an event either a digital input activation and or when a timed event log is due to be stored This is the lowest power mode and is intended for applications where the logger is powered from only its internal battery D size battery variant Typical installations are rain gauges and pulse type flow meters Pulses on the digital input s are captured and processed on an event basis If a sensor is set to timed event mode pulses are accumulated and stored at the predetermined time otherwise they are logged immediately 6 3 3 Timed Mode In this mode the iRIS will only scan its program once at the programmed rate This is a lower power mode than continuous and will typically be used for low power analogue measurements A typical installation is a river level site Pulses on the digital input s are captured and processed on an event basis If a sensor is set to timed event mode the pulses are accumulated and stored at the predetermined time Note The log rate for each enabled sensor must be the same as or an exact multiple of the scan rate For example if the iRIS has two analogue sensors attached one configured to log every 5 minutes and the other every 15 minutes the scan rate should be set to 1 or 5 minutes If however the scan rate was incorrectly set say to 15 minutes two out of every three logs of the five minute sensor would be missed If it was set say to 2 minutes logging would only occ
37. e process is now complete If you want to edit or save the configuration in an already configured iRIS the reverse operation can be done by using the Retrieve button The configuration can then be edited and sent back to the iRIS and or saved to disk This tool only supports the configuration of sensor parameters The communications and other settings should be done by the normal terminal method as described in Section 5 2 42 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 43 iRIS 150 Reference Manual JiQUEST 9 Analog Input Scaling This section explains the recommended procedure to use when scaling an analog input voltage or current It makes use of the scaling calculator provided in the iLink program However the calculation can also be done manually using this formula V Input V EU Engineering Units scaled output e g metres Multiplier Maximum EU Minimum EU Maximum V Minimum V Offset Maximum EU Multiplier Maximum V 9 1 Example A 4 20mA Flow Meter In this example we have a flow meter connected to the iRIS Analog Input 1 The meter is configured to provide a 4 20mA signal for a 0 100 s flow range The internal current sink resistor in the iRIS is 2500 theoretically giving 5V at 20mA However there is a small reduction in actual resistance caused by the paralleled internal input impedance of the iRIS input channel to ta
38. fset 0 0000 6 Reject 0 000 7 Log Rate 15 min Log Mult 1000 8 Alarms gt Option 0 Select this option to return to the main Sensor Cfg menu Option 1 When this option is selected you will be prompted to enter a number representing the source from which the virtual sensor should acquire its data Use zero to disable the sensor A list of the valid data sources is shown in the following table gt Source 0 12 Source Description Raw Range Multiplier Offset Log Multiplier 0 Unused disabled N A N A N A N A 1 Analogue Input 1 0 to 5000 2 Analogue Input 2 0 to 5000 3 Pulse Counter on Digital Input 1 0 to 1 4 Pulse Counter on Digital Input 2 0 to 1 5 Auto Pulse Counter on Digital Input 1 0 to 1 Simulates a regular pulse every second while DI is active 6 Auto Pulse Counter on Digital Input 2 0 to 1 Simulates a regular pulse every second while DI2 is active 7 Frequency Counter on Digital In 1 0 to 5000Hz 8 Frequency Counter on Digital In 2 0 to 5000Hz 9 Up Down Counter on Digital Ins 1 amp 2 32768 to 32767 10 Database Location 32768 to 32767 11 DC Power Status 0 to 1 1 0 1 Logs a single sample after a change of state from off 0 to on 1 or vice versa 12 SDI 12 13 Supply Voltage 0 1605 0 01 0 100 14 Temperature 0 1 0 10 Table 3 Sensor Sources Option 2 When this option is selected you will be prompted to enter a name for t
39. gged especially for rainfall where the actual data density is low Three typical sensor configuration examples for this type of instrument are shown below The instrument is a 0 5mm tipping bucket rain gauge TBRG and is logged every 15 minutes for examples 1 and 2 Sensor 1 Cfg Sensor 1 Cfg Sensor 1 Cfg Now 0 0 Now 0 0 Now 0 0 Exit Exit Exit Source 3 Pulsel Source 3 Pulsel Source 3 Pulsel Name Rainfall Name Rainfall Name Rainfall Mode Instant Mode Event Mode Event Multiplier 0 500 Multiplier 0 500 Offset 0 0000 Offset 0 0000 Log Multiplier 10 Log Multiplier 10 Log Rate 15min Log Rate Omin Alarms Alarms Data Data Offset 0 0000 Log Multiplier 10 Log Rate 15min Alarms Data 0 il 2 3 4 Multiplier 0 500 5 6 7 8 9 LU I oO OD GA N H LU I oO OD GA N H 28 Example 1 Normal Timed This logs the total every 15 minutes even if it is zero This produces the most data as every time slot has an associated sample Example 2 Timed Event This logs the total every 15 minutes only if it is non zero It also inserts a zero record one log interval earlier if required Example 3 True Event This logs every event to a one second resolution If there is more than one count ina second the total is logged No zero samples are logged iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 F
40. gging memory This is useful to eliminate invalid samples that may have been logged prior to commissioning or if the unit has been reconfigured and deployed in a different location Type init in lower case without the quotes at the prompt to confirm this action gt Type init to initialise the unit The unit will acknowledge the request as shown and return to the main menu Unit has been initialised Totals and pointers reset iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 21 JIQUEST iRIS 150 Reference Manual 22 6 Operation 6 1 LED Status Indicators The iRIS has one blue status LED and 4 red status LED s These are visible through the front panel label and are located to the right of the LCD Unit Status Comms Digital In 1 KeyPad Digital In 2 Digital Out Figure 6 Status LED Positions 6 1 1 Blue Status LED The blue status LED is always enabled regardless of whether the unit is running on external power or its internal battery It is used to indicate keypad presses and sampling scans e If the LCD is active the blue LED will flash every time the keypad is pressed e If the unit is in Timed scanning mode the blue LED will flash every time a scan is performed 6 1 2 Red I O Status LEDs The iRIS has 3 red LED indicators that are linked to the digital I O and can be useful for diagnostic purposes The LED s are active when
41. gging configuration should look like this Mode Period Average e Logging Flags M Log Min Log Rate mins fi 5 Log Multiplier fi 000 V Log Max M Log Deviation Reject Value 20 Voice Enable M Bee 9 Next select the Alarms tab We are going to set a low level alarm at 3 5 metres and a high level alarms at 17 metres Both alarms will have a reset differential of 0 1 metres making the reset levels 3 6 metres and 16 9 metres respectively The alarms are set to be immediately acting so no duration delay is required General Logging 10 The Logging configuration should look like this 40 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 41 iRIS 150 Reference Manual Quest 11 12 13 14 15 Trigger Reset Duration Alarm 1 jw 35 36 jo General Logging Alarms Note that the entry for Sensor 1 on the sensor list will now have a red question mark next to it This indicates that the configuration has been changed and has not yet been sent to the iRIS and or saved to disk Next set up the internal battery sensor by clicking on the sensor in the Internal Sensors list This will enable the appropriate configuration panel for that sensor Set up the logging rate and if required an alarm In our example we log the battery voltage every 60 minutes and have set a low voltage alarm at 12 1 volts which resets when the
42. he sensor maximum 10 characters This name is displayed on the applicable iRIS LCD sensor screens and also to identify the unloaded data gt Name max 10 14 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 15 iRIS 150 Reference Manual JIQUEST Option 3 When this option is selected you will be prompted to enter a number representing the processing mode gt Mode 0 3 Valid modes are Mode Name Description 0 Instant Logs only the most recent sample 1 Full Period Average Logs the average of all samples taken over logging period 2 Event Only valid for pulse input sources Logs non zero samples If the logging rate is 0 then any pulse is logged immediately If the logging rate is gt 0 then the total accumulated in the period is logged only if it is not zero In this mode if there was no sample logged at the last log time a zero sample is also logged time stamped with last log time date This is required for time series management purposes 3 Scalar Average Logs the average of all samples taken over logging period but uses for Wind Direction scalar calculations to calculate the average 4 One Minute Average Logs the average of all samples taken over last minute prior to logging Table 4 Sensor Modes After selecting the mode you will then be prompted to configure the extended datalogging options by en
43. is already logged in they will be immediately logged out again This provides a rapid way of logging out to regain terminal access when the unit is configured for telemetry See Section 6 3 4 for details on telemetered mode LOG IN Increment decrement PIN number Pin No 0000 Enter Multiply PIN number by 10 or accept PIN number as displayed Moves back to Title screen Once the PIN number matches that programmed into the device and the lt Enter gt key is pressed the user will be logged in and returned to the top level Welcome System Status 1 screen Successful login will also remove the padlock icon from the top of the display 6 2 4 2 Title Metering Software variant The default home screen in the metering software variant shows the flow rate and running totaliser for each enabled digital input 6 7 l s 165448 m3 0 0 l s 5288 m3 Standard Software The first screen to be displayed is the Title screen in the standard software This basic screen shows the unit name serial number comms address as well as the current time and date iRIS150 Demo AG3 0001 Adr 1 08 37 46 01 Feb 2012 This screen appears as a second screen in the metering version 6 2 4 3 System Status The System Status screen shows the unit s firmware F and software S versions the supply voltage and temperature and finally the current end of data EOD pointer value The EOD pointer value can range from 0 to 1048575 It will always be
44. k Lo Co 2 Invoke the iRIS 150 configuration form by clicking the Logger Cfg tool button or by selecting the menu item Configuration gt iRIS Logger Configuration This will bring up the iRIS Sensor Configuration form as shown here ee iLink Registered to iQuest NZ Ltd Manufactu C File View Tools P coe a coer Cap Disconnect Sensor Selection Dev Info Free format Sensors Internal Sensors 7 Battery Voltage 8 Supply Voltage 9 Temperature Config Device iRIS 350 3 Next set up the water level sensor Enter the sensor name Water Lvl Configuration Help ZS Unload Program Name Source General amp 5 Lar Cfg Calculator Help 0 Disabled Logging Alarms Bix mt 1 3 E cts Bcd Multiplier 0 0 Dffset Site Name My Site Name F Vk 2 51 S 1 60 max 10 characters 4 Now set the sensor source from the drop down list SDI 12 Then enter the correct SDI 12 instrument address and variable In our example the instrument has an address of zero 0 and we require the first value v ariable 1 CONNECTED NORMAL Profile iRIS 350 RS232 prf Select source 15 Name Water Lvl Source 0 Disabled e 0 Disabled 1 Analog In 1 2 Analog In 2 3 Analog In 3 General 4 Analog In 4 7 Auto Pulse 1 Site Name 8 Auto Pulse 2 11 Up Down Encoder 12 High Speed Serial 13 Database Loc 14 RSSI 15 S
45. ke into account see Section 4 3 3 Analog Inputs Therefore the voltage measured by the iRIS for a given water level is slightly different 1 Power up the installation and allow it to stabilise 2 Set the meter to zero flow 4mA signal using its internal simulator function 3 Note the actual voltage measured by the iRIS view this on the LCD on the I O summary screen See Section 6 2 4 4 The LCD screen example below shows 965mV for a 0 l s flow rate 4 Now increase the meter to full scale 100 I s 20mA using its internal simulator function Again note the measured voltage relating to this input level This time it is 4891mV for a 100 I s rate AIT 965 mV AIT 4891 mV Al2 0 mV Al2 0 mV DI1 O DI2 0 DI1 O DI2 0 DO O SDI 0 DO O SDI 0 5 Using the iLink Scaling Calculator enter the minimum and maximum measured voltages and the flows they represent in the appropriate fields Click the Calculate button to generate the correct multiplier and offset parameters to use in the sensor setup menu for Sensor 1 as shown iRIS Analogue Sensor Scaling Calculator Analogue Digital Convertor ADC Setup Calculated Scaling Values Min Om Input is Current Multiplier 0 02547 Sensor 1 Cfg Mac 500m Min mV Offset 24 57972 Now 0 000 0 Exit ADC Input Range mi ADC Output Range Eng Units Source 1 Analog 1 Min 965 Min 0 00 Flow Rate Max 4891 Maxmv Max 100 00 ADC Transfer Function Period Avg M
46. lable by contacting iQuest NZ Ltd P O Box 15169 Hamilton NEW ZEALAND Tel 64 7 857 0810 Fax 64 7 857 0811 Email support iquest co nz For latest information and software updates visit the iQuest NZ Ltd web site at www iquest co nz iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz JiQUEST IRIS 150 Reference Manual 2 2 Overview 2 1 Introduction The iRIS 150 iQuest Remote Information Source has been designed as a cost effective low power self contained datalogger for use in a wide range of data gathering and logging applications The iRIS is supplied in a powder coated die cast aluminium enclosure Power supply and I O connections are provided by a small screw terminal block within the unit Cable access is via two NG12 glands on the bottom edge of the enclosure A small text graphics LCD provides the user display and user input is via a four key keypad in the same style as other iRIS dataloggers The iRIS supports a maximum of four virtual sensors the sources of which can be chosen from a range of physical digital or analogue types Each sensor has two associated alarms each with separate trigger and reset levels Each alarm also has an optional duration which is used to delay the alarm trigger for analogue inputs and to determine the time over which pulse input counters should be totalised rainfall flow meter pulse etc Data is logged in a
47. least 10 sensors connected to it 11 3 1 Serial Data Line The data line is a bi directional three state data transfer line Table 1 shows the logic and voltage levels for the transmission of serial data for the SDI 12 standard The data line uses negative logic Condition Binary state Voltage range Marking 1 0 5 to 1 0 volts Spacing 0 3 5 to 5 5 volts Transition undefined 1 0 to 3 5 volts Table 1 Logic and voltage levels for serial data Voltage Transitions During normal operation the data line voltage slew rate must not be greater than 1 5 volts per microsecond 11 3 2 Ground Line The ground line must be connected to the circuit ground and the earth ground at the data recorder The sensor circuit ground also must be connected to the ground line but not normally to its own earth ground If it is necessary to connect the sensor circuitry to earth ground a heavy 12 AWG or larger ground wire should be connected between the sensor earth ground and the data recorder earth ground for lightning protection The ground conductor should be large enough to keep the voltage drop between the data recorder and all sensors less than 0 5 volts during the maximum combined sensor current drain 11 3 3 12 Volt Line The data recorder or the external power supply provides between 9 6 volts and 16 volts to the 12 volt line with respect to ground as measured under a maximum sensor load of 0 5 amperes SDI 12 does not require the data recorder
48. logical state is on and be high impedance open circuit when the output is logically off If the polarity setting is 1 inverted the output will be high impedance open circuit when the output logical state is on and be actively pulled down to OV when the output is logically off gt Polarity 0 Normal 1 Inverted Option 3 When this option is selected you will be prompted to enter the length of time in seconds that you want the iRIS to keep the output energised if the mode is set to 1 Schedule gt Duration sec Option 4 When this option is selected you will be prompted to enter the length of time in minutes between the successive operations of the output if the mode is set to 1 Schedule gt Interval min Option 5 When this option is selected you will be prompted to enter a string representing the time at which the iRIS is allowed to start controlling the output if the mode is set to 1 Schedule gt Start Time HHNN Option 6 When this option is selected you will be prompted to enter a string representing the time at which the iRIS must stop controlling the output if the mode is set to 1 Schedule gt End Time HHNN iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 19 JIQUEST iRIS 150 Reference Manual 20 Typical Scheduled Output Example A ground water site using an iRIS is required to log a sample every hour that is obt
49. lton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 51 iRIS 150 Reference Manual IQUEST 13 User Notes iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 51
50. ndar Environmental 115mm x 79mm x 67mm 4 5in x 3 1in x 2 6in Including RS232 connector and glands or connector iRIS150C 400g 14 1 02 including lithium battery AA iRIS150G 360g 12 7 oz including lithium battery AA for D sized battery add 96g Internal 3 6V 2400mA Hr lithium battery which is normally used as a backup Primary supply external 6 15V dc power supplies can be connected The internal backup battery is disconnected when the external supply present or USB is connected Nominal external supply current is 0 5mA with LCD backlight off 1x RS232 DB9 DTE configuration Fixed speed 38400 bps Or 1200bps 9600bps when active in telemetered mode 1x USB slave via mini USB connector NOTE The USB connector is unavailable unless the front label is opened which will negate the IP65 rating Contact iQuest for details on the USB connection SDI 12 hardware interface that fully complies with the SDI 12 electrical standard 2 x Digital Inputs 30Vdc maximum input switch to OVdc to activate Maximum input frequency 5kHz Debounce filtering is provided reducing the maximum frequency to 20Hz This is enabled by a jumper link 1 x Digital Output Open drain pull down max 300mA 30V IRIS150C only Switched VIN output 2 x 12 bit uni polar analogue inputs Range 0 5000mV Input impedance approx 100kQ Referenced to OV common Internal 2500 resistor is provided for current input The current sink resistors ar
51. of a checkbox Upgrading the firmware results in the program being erased A firmware upgrade must always be followed by a software upgrade or reinstallation of the current version For clarity the example given below shows a full automatic firmware and software upgrade 18 Make sure the required upgrade files are available on the computer Ideally these should be located in the default deployment folders listed above in Section 12 2 19 Connect to the iRIS using iLink 20 Go to the Program Device screen via the Tools Program Device menu option or by clicking the Program button on the toolbar 21 H upgrading the firmware first enable the Include Firmware in automatic upgrade checkbox and then select the new firmware file using the firmware Browse button See note on the next page showing the default firmware file selection 22 Select any one of the three upgrade software program files using the Browse button The Automated Upgrade Jool button will become enabled if the software file See note on the next page showing the default software file selection Ex iLink Registered to iQuest NZ Ltd Manufacturer File View Tools Configuration Help a t amp Disconnect Dev Info Unload P Lar Cfg Calculator Firmware S oftware Component Selection Program Software File Name Executive Firmware File Name Progress Controls Program Status 1 Enable manual program bank upload ee La RCE Start Stop Iw In
52. of instrument is shown below The instrument is a 10 metre 0 5V output pressure transducer The level is averaged and the result logged every 15 minutes Sensor 1 Cfg Now 0 0 Exit Source 1 Analogl Name Water Lvl Mode Period Average Offset 0 0000 Reject 0 000 Log Rate 15 min Log Mult 1000 Alarms 0 ar 2 3 4 Multiplier 2 000 5 6 7 8 9 Data NOTE The iRIS supports activation of the digital output with a schedule See Section for more details and an example Therefore if further power reduction is to be achieved by controlling the transducer power follow this procedure 1 Install a transistor switch module in series with the transducer power lead and control it from the digital output See Appendix A for details on the transistor switch module 2 Configure the digital output s mode to be Schedule Mode 0 3 Set up the digital output s schedule to match the sensor s logging period but with the digital output being set to activate the desired amount of time before the sensor is to log and with sufficient on time to ensure an overlap with the logging time 4 Ensure the sensor mode is set to 0 Instant 32 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 33 iRIS 150 Reference Manual JIQUEST 7 4 Connecting a 2 Wire Loop Powered 4 20mA Sensor The iRIS also supports the connection
53. of many types of industry standard 4 20mA current loop instruments such as ultrasonic or radar level sensors A very common configuration used with these devices is known as two wire or loop powered mode This requires only two wires to the sensor and the 4 20mA loop current provides power for the sensor as well as being the proportional analogue sensor signal These sensors often require a minimum voltage across them that may not be reliably achieved with a 12V supply taking into account the voltage drop across the sense resistor In such cases a separate 12 24V boosted sensor supply is recommended The diagram below shows the recommended connection diagram for such an installation It assumes the use of Al as the desired input channel The iRIS has an internal 250Q sense resistor that can be enabled by the use of jumpers J3 Al1 and J4 Al2 see section 4 3 3 for more information The internal sense resistor generates a 1 5V signal from the 4 20mA current which is then measured by the analogue input En Alt Signal 4 20mA Sensor J3 GND Internal Isolated 250Q Resistor Ke D Converter VIN External 12V CNDA Battery The sensor should be configured for the correct channel scaling and logging regime as described in Section 5 3 3 An offset value will be required as part of the configuration as the 4mA 1V offset needs to be eliminated Use the iRIS Scaling Calculator to calculate the multiplier and offset This
54. or greater 36 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 37 iRIS 150 Reference Manual Squest 7 7 Connecting an Up Down Water Level Instrument A relatively common type of digital water level instrument is one that provides two pulse outputs One output generates a pulse for each increment and the other for each decrement in level The iRIS maintains a record of these steps and therefore the relative level These instruments normally require a 12V supply which can also be used to provide external power to the iRIS The diagram below shows the required connections for such an installation The incrementing output must be connected to DI1 and the decrementing output to DI2 DI2 DN Up Down Du UP Water Level 12V Sensor OV VIN External 12V GND Battery A typical sensor configuration example for this type of installation is shown below The instrument is a standard digital up down water level encoder The level is averaged and the result logged every 15 minutes Sensor 1 Cfg Now 0 0 Exit Source 9 Up Dn Name Water Lvl Mode Period Avg Offset 0 000 Reject 0 000 Log Rate 15 min Log Mult 1000 Alarms 0 ab 2 3 4 Multiplier 0 001 5 6 7 8 9 Data iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 37 JiQUEST iRIS
55. ors through the interface e Hybrid circuit and surface mount technologies make it practical to include the power supply regulator a microprocessor and other needed circuitry in small sensor packages e Sensors can use low cost EEPROMs electrically erasable programmable read only memory for calibration coefficients and other information instead of internal trimming operations e The use of a standard serial interface eliminates significant complexity in the design of data recorders Data recorders can be designed and produced independently of future sensor development SDI 12 data recorders interface with a variety of sensors SDI 12 sensors interface with a variety of data recorders Personnel trained in SDI 12 will have skills to work with a variety of SDI 12 data recorders and SDI 12 sensors iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 45 JiQUEST iRIS 150 Reference Manual 46 11 3 SDI 12 Electrical Interface The SDI 12 electrical interface uses the SDI 12 bus to transmit serial data between SDI 12 data recorders and sensors The SDI 12 bus is the cable that connects multiple SDI 12 devices This is a cable with three conductors 1 A serial data line 2 A ground line 3 A 12 volt line In the following specifications all values not indicating specific limits have an allowable tolerance of 10 of the value The SDI 12 bus is capable of having at
56. piep iea ora den eine dernier aae 27 6 3 2 Event EE 27 6 3 3 Timed MOUS EE 27 6 3 4 Telemetered Mode 3m88 ai aE A N EE AE RAA A 27 6 4 General el 27 7 Sensor Connection EXamples s ennennnnnennnnnsnnennss 28 7 1 Connecting a Flow Meter or Rain Gauge sise 28 7 1 1 Connecting a Burkert 8045 Flow Meter 29 7 1 2 Connecting a Seametrics EX Flow Meter ccccceccceeceeceeeeeeeeeeeeeaeeeeeaeeeeeeeseaeeesaeeseeeeeeneess 29 7 1 3 Connecting a Mace RotoFlo Flow Meter 30 7 2 Simulating a Flow Meter using Auto Pulse mode ss 31 7 3 Connecting a 0 5V Pressure Transcdhucer sisi 32 7 4 Connecting a 2 Wire Loop Powered 4 20mA Sensor 33 7 5 Measuring the External Supply Voltage sis 34 1 51 POB Version T Tininga nn ein eee eis a ee nn eee 34 7 5 2 PCB Version eege hin Ua it ee EEN 35 7 6 Connecting SDI 12 Instruments sise 36 7 7 Connecting an Up Down Water Level Instrument 37 7 8 Connecting Analogue Wind Instruments sis 38 8 Using iLink s Sensor Configuration TOOI ccccssseeeesseeeeenseeeeeenseeeeeenseeeeeeeseeneeeeseeeeeenseeneeeneeeeeees 39 8 1 IRIS Sensor Configuration Example sise 39 9 Analog Input SCAN Nr aanried eani aeo ranae est Se ententes ana eege ege 43 9 1 Example A 4 20mA Flow Meter iii 43 10 Troubleshooting erca a 44 10 1 The LCD display is blank 44 10 2 The LCD display flashes between normal and inverse 44 10 3 Cannot communicate via the RS232 port sisi 44 10 4 The LCD
57. ply directly requires an analogue source to be configured The voltage needs to be measured by feeding the external supply voltage via a divider resistor into one of the analogue inputs The resistor should be 220K 220 000 ohms 1 and one is supplied with every iRIS 150 The diagram below shows the typical connection diagram for such an installation and shows the connection of the potential divider resistor It assumes the use of Al2 as the desired input channel Because of the small terminals in the iRIS this resistor is more easily mounted externally and a separate wire or cable core used to connect to the analogue input terminal Al2 220K Resistor VIN NOTE The analogue input s current selection jumper should be disconnected or the voltage measured will be close to zero No damage will occur however The sensor should be configured like the example shown below In this example analogue input 2 is used The voltage is averaged and the result logged every 60 minutes Sensor 4 Cfg Now 13 955 Exit Source 2 Analog2 Name Batt Volts Mode Period Average Offset 0 0000 Reject 0 000 Log Rate 60 min Log Mult 100 Alarms Data 0 d 2 3 4 Multiplier 0 0031 5 6 7 8 9 34 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 35 iRIS 150 Reference Manual Squest 7 5 2 PCB Version 1 2 To measure the external supply
58. ra voice or custom The example form below shows the standard program V1 50 for a GPRS iRIS350 For the camera or voice variants simply enable the appropriate checkbox For custom program variants enter the custom program name as supplied by iQuest and enable the Custom checkbox Program Configuration for iRIS350 Program Details File Path C Program Files iQuest NZ Ltd iLink Programs Comms Type GPRS e 150 iRIS CAM D Voice IT X Cancel 24 Click the OK button to continue The upgrade components are validated and if successful a confirmation dialog is shown Click Yes to continue Otherwise correct the problem and try again Version Custom Confirm Device iRIS350 Comms Type GPRS The Firmware file was validated C Program Files iQuest NZ Ltd iLink Firmware iRIS350_250 Fis The program files were validated C Program Files iQuest NZ Ltd iLink Programs iRIS350_GPR5_150_1 irs C Program Files iQuest NZ LtdiLink Programs iR15350_GPRS_Std_150_2 irs C Program Files iQuest NZ Ltd iLink Programs iRIS350_GPR5_150_3 irs Do you want to proceed with the firmware and software upgrades iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 49 iRIS 150 Reference Manual 50 JIQUEST 25 Before the upgrade is initiated you will be prompted about whether the device should be cleared before upgrading By default
59. rting DTR For HyperTerminal check the flow control is set to None For iLink check communication mode is Direct RS232 not Radio RS485 For iTerm the port always asserts DTR so this does not apply iLink terminal mode works Check communication address All iRIS 150s are shipped with a comms but native mode does not address of 1 However also try the universal address of 3 RS232 port is in telemetry If the house icon is visible on the LCD the unit has been configured for mode telemetry operation This means the unit is in a fixed speed either 1200bps or 9600bps To temporarily revert it to the standard laptop mode press any key on the keypad The house icon will disappear and the port will operate in normal terminal or unload mode at 38400bps Telemetry mode will resume after an idle period if no key is pressed or terminal activated 10 4 The LCD screen for resetting totals is not available The menu option for resetting totals is not displayed unless an authorised user is logged in via the LCD and keypad The mode can be changed via a terminal session However the totals can be reset via a terminal session even if the logger is in secure mode 10 5 The iRIS does not log correctly if continuous scan mode is selected To use continuous mode the iRIS must have an external dc supply connected If this is not provided the logger will revert to event mode in an attempt to minimise internal battery
60. s not critical it is possible to simulate a flow rate by using the Auto Pulse sensor source type When this source type is used the iRIS will simulate a pulse rate of once per second 1Hz while the associated digital input is on active By setting the multiplier to define the rate in units per second the iRIS will accumulate and log the value just as if it were obtained from real pulses from a physical flow meter The diagram below shows the typical connection diagram for such an installation It assumes the use of DI1 as the device pump etc run status input Typically this would be from a volt free contact on an auxiliary relay that is enabled when the pump is running The external power source can be any d c supply from 6V to 15V Di Contact closed when pump etc is GND running VIN GND External power source e g 12V battery The sensor should be configured for the correct channel scaling and logging regime as described in Section 5 3 3 Event mode Sensor Mode 2 can be used to reduce the quantity of data logged especially for intermittent operation where the actual data density is low This mode is also useful for other applications such as accruing run times of machinery or active time on radio channels by monitoring the busy status on a radio In either of these cases the multiplier is typically 1 giving an accumulated value in seconds Sensor 1 Cfg Now 0 0 Exit Source 5 APulsel Name Volume Mode
61. s of the connector terminals are shown in the table below Abbreviation Description GND Ground Digital SWV Switched Vin External Power Supply Controlled by Digital Output Al2 Analogue Input 2 GND Ground Analogue Alt Analogue Input 1 GND Ground Analogue DI2 Digital Input 2 GND Ground Digital DI Digital Input 1 GND Ground Digital DO1 Digital Output open drain pull down SDI SDI 12 data connection Vin 5 15Vdc External Power Supply GND OVdc External Power Supply Ground Table 1 Internal I O Terminal Designations 4 3 Internal 1 0 Connector iRIS 150G All UO and power supply terminations are via a small 12 way screw terminal block on the internal PCB Cables enter the enclosure via small compression glands to maintain water resistance The functions of the internal connector terminals are shown in the table below Abbreviation Description Al2 Analogue Input 2 GND Ground Analogue Alt Analogue Input 1 GND Ground Analogue DI2 Digital Input 2 GND Ground Digital DI Digital Input 1 GND Ground Digital DO Digital Output open drain pull down SDI SDI 12 data connection Vin 5 15Vdc External Power Supply GND OVdc External Power Supply Ground Table 2 External UO Terminal Designations 6 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857
62. sal address Option 2 The SDI 12 terminal mode allows direct access to instruments connected to the SDI 12 interface This is useful when a manual check or changes need to be made such as address changes scale factors etc Knowledge of SDI 12 commands is required to make best use of this feature gt SDI 12 Terminal mode active Press lt ESC Enter gt to exit Two special lower case character non SDI 12 commands have been added to give flexibility on the legacy SDI 12 timing This applies only to the current terminal session s Sets the SDI 12 timing to standard old timing value 2573 l Sets the SDI 12 timing to long old timing value 20000 This menu option will only appear if one or more sensors have a source set to SDI 12 20 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 21 iRIS 150 Reference Manual Squest Option 3 The supply voltage can be logged without occupying a normal sensor This is enabled by setting a log rate in minutes via this option Supply voltage data logged this way has an array id of 8 0 Option 4 The logger temperature can be logged without occupying a normal sensor This is enabled by setting a log rate in minutes via this option Temperature data logged this way has an array id of 9 0 Option 5 This option allows you to initialise the unit before deployment This resets the totalisers and also the lo
63. se triggering due to contact bounce Remove the appropriate jumper for electronic switching at up to 5kHz Hint If removing a jumper simply fit it to one pin only of the connector to avoid it being lost IMPORTANT NOTE a SAS In almost all installations where an iRIS is connected in parallel with other equipment to share a common pulse input e g from a flow meter there has not been a detrimental TER effect as the iRIS inputs present a relatively Jumper JP1 high impedance to the circuit However in the event that connecting an iRIS does cause DI2 Debounce pulse failure iQuest recommend removing the Jumper JP2 debounce selection link for the appropriate input This sets the input to electronic switching mode even if the actual pulse source is a clean contact reed switch or similar owes Fa 2 oe 4 Soy Figure 2 Digital Input Debounce Jumpers 4 3 5 Digital Output The Digital Output is open drain pull down and is capable of sinking up to 300mA at 30Vdc Typically this could be used to drive a relay powered by an auxiliary d c supply e g 12V In this mode the negative of the relay supply must be connected to one of the iRIS GND terminals The output can be programmed to follow a schedule for use in powering external sensors circuits or operate in response to alarm activation from any of the sensors digital output is activated the supply voltage on Vin is switched to the SWV terminal
64. should be taken to avoid excessive bare wire lengths or loose strands being exposed Check the settings of the analogue input and digital input jumpers and set them appropriately Refer to Sections 4 3 3 and 4 3 4 for details on these Adjust the amount of cable inside the enclosure to enable the lid to be fitted easily without jamming Tighten the glands Install the lithium battery ensuring it is installed the correct way round The logger should start Secure the lid with the four screws Apply external power if used battery or d c supply With a laptop set the time and date and also test that all sensor values are correctly scaled and working Initialise the logger which will reset pointers and totalisers See Option 1 in Section 5 3 8 Allow the logger to log at least a few samples Unload the data and check it is correct iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 5 SIQUEST IRIS 150 Reference Manual 6 4 Hardware Description 4 1 Mounting The iRIS 150 can be mounted to almost any surface by using suitable screws through the two internal mounting pillars These are exposed by removing the lid 4 2 External I O Connector iRIS 150C All UO and power supply terminations are via a small 14 way pluggable screw terminal block mounted on the bottom edge of the enclosure This connector block is wired internally to the PCB in the factory The function
65. ssion When the unit is locked the totalisers can only be reset via a terminal session The PIN code is configured via a terminal session See Option 7 in Section 5 3 10 3 Installation 3 1 Recommended Deployment Procedure 3 1 1 Prior to site visit If possible configure the iCE completely before taking it into the field for installation Use the typical configuration examples below as a guide After configuration when the battery is removed again prior to installation all configuration settings will be retained with the exception of the date and time and data logging pointers These are set as part of final commissioning 3 1 2 Installation on site Remove the enclosure lid by removing the four screws from the corners Mount the enclosure base in the desired location using suitable screws through the two mounting holes in the base side walls Remove the rubber sealing plug from one or both glands Feed the connection cable s through the glands but do not tighten the glands yet Terminate any instrumentation first water meter reed switches level sensors etc before connecting the datalogger DO NOT LIVEN ANY POWER SUPPLIES YET Strip the cable ends and trim the wire ends for connection into the terminals If the cable is shielded ensure that loose shield wire ends are covered with heatshrink tube to prevent short circuits Terminate the wire ends into the appropriate connectors Note that the terminals are small and care
66. steresis for analogue data sources If the data source is one of the internal counters then this time is used to totalise individual sample values If the total over the given alarm duration is above the trigger level then an alarm is generated Typically this feature is used for rainfall alarms gt Duration min 5 3 6 Date Time Cfg Level 2 The Date Time Cfg menu is where the various time functions are configured These include date time of day date format time zone offset and clock trim Date Time 1 Cfg 0 Exit 1 Date 01 Feb 2012 2 Time 14 23 49 3 Date Format 0 dd Mmm yyyy Option 1 When this option is selected you will be prompted to enter the current local date as a string containing four digits for year two digits for month and two digits for day All 8 digits must be entered gt Date YYYYMMDD Option 2 When this option is selected you will be prompted to enter the current local time as a string containing two digits for hour two digits for minute and two digits for second All 6 digits must be entered gt Time HHMMSS Option 3 When this option is selected you will be prompted to select the date format as used throughout the iRIS LCD screens and terminal menus Enter a number to select the desired format gt Date Format O dd Mth yyyy 1 dd mm yyyy 3 dd mm yy 4 mm dd yyyy 6 mm dd yy NOTE Not all of the numbers between 0 and 6 relate to a valid format This is due to the way the iR
67. supplied with the iRIS support utility Term which is available from the iQuest website at http www iquest co nz A typical sensor configuration example for this type of installation is shown below The instrument is a 10 metre 4 20mA output ultrasonic transducer The level is averaged and the result logged every 15 minutes Sensor 1 Cfg Now 0 0 Exit Source 1 Analogl Name Water Lvl Mode Period Average Offset 2 5 Reject 0 000 Log Rate 15 min Log Mult 1000 Alarms 0 1 2 3 4 Multiplier 0 003 5 6 7 8 9 Data iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 33 JiQUEST iRIS 150 Reference Manual 34 7 5 Measuring the External Supply Voltage On occasions it is useful to be able to measure the external supply voltage in real time This would typically be in a telemetered installation where absolute battery health is important and an alarm can be raised on a low level being detected at the base station Note For maintaining a simple record of connection and disconnection of the external supply as a time stamped event based record use sensor source 11 DC Power See Section 5 3 3 for more details The configuration differs for between the two versions of the iRIS150 PCB This is easily recognizable by the depth of the enclosure deeper is the V1 2 7 5 1 PCB Version 1 1 To measure the external sup
68. t 6 Date Time 16 Dec 2010 08 36 50 UTC 12 7 PIN Code 0001 8 Miscellaneous gt Option 1 Select this option to enter a name for the site that will be displayed on the main title screen of the LCD Note that the maximum length of the site name is fixed at 19 characters 12 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 13 iRIS 150 Reference Manual Squest Option 2 Select this option to change the scan mode and rate for the unit The scan rate represents the number of minutes that should elapse between successive scans when the mode is Timed See Section 6 3 for further information on scan modes and scan rates Option 3 Select this option to display the Sensor Cfg sub menu This sub menu is for configuring the individual sensors Option 4 Select this option to display the Totaliser sub menu This allows the running total of the two totalisers to viewed and adjusted if desired to match for example a water meter Option 5 Select this option to display the Digital Output Cfg sub menu This is for configuring the digital output Option 6 Select this option to display the Date Time sub menu This is for configuring the real time clock Option 7 When this option is selected you will be prompted to enter a security PIN code between 0 and 9999 This PIN code is used to restrict access to specific LCD screens If the PIN code is set to 0 factory
69. t co nz 11 iRIS 150 Reference Manual Giiquest iRIS Properties ASCII Setup a M p Because the iRIS does not echo received characters it is necessary to enable Echo typed characters locally otherwise you will not see characters that you type in at the terminal iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 11 Gliquest iRIS 150 Reference Manual 12 5 3 Terminal Menus When a terminal session has been established with the iRIS through the RS232 port you will be presented with a welcome message and the main menu will be displayed To make a menu selection type a number followed by lt Enter gt Invalid menu selections will result in the display of an error message on the terminal The current value of each settable item is enclosed in square braces e g 1234 To keep the current value for any setting just press lt Enter gt when prompted for a new value The terminal menu structure is shown graphically below Level 1 Level 2 Level 3 Level 4 Level 5 Figure 5 Terminal Menu Structure 5 3 1 Main Menu Level 1 The first menu displayed is the Main Menu This menu is the only level 1 menu There are nine options available three of which are lower level sub menus iRIS 150 SN AG3 0000 F1 50 S1 50 1 Site Name My Site Name 2 Scan Mode Continuous 3 Sensors 4 Totals 5 Outpu
70. t the readings to true RL The corrected level is averaged and the result logged every 15 minutes The logging multiplier of 1000 is necessary to maintain resolution for the logged data which is stored in millimetres Sensor 1 Cfg Now 12 445 Exit Source 12 SDI12 0 1 Name Water Lvl Mode Period Avg Offset 6 177 Reject 0 000 Log Rate 15 min Log Mult 1000 Alarms 0 di 2 3 4 Multiplier 1 000 5 6 7 8 9 Data NOTE The SDI 12 measurements are taken at a rate determined by the mode of the FIRST SDI 12 ab sensor that is defined in the iRIS If its mode is Instant then a measurement is initiated for all SDI 12 instruments one minute before logging will occur e g on the 14 29 44 and 59 minute of each hour if the log rate is 15 mins If the mode is Period Avg then measurements are initiated at a rate of 10 seconds plus time for measurement to be ready If a user is logged in via the LCD keypad then measurements are taken at the faster rate no matter what the mode of the first SDI 12 sensor is set to This allows easy calibration and checks to be performed To cater for unusual situations where the combined time to take a measurement from all the SDI 12 instruments will exceed one minute a compromise mode is provided In this case the SDI 12 instrument measurement cycle can be set to start two minutes before logging This is done by setting the address of the first SDI 12 instrument to 5
71. tering in a number that represents a set of option flags gt Flags 1 Min 2 Max 4 Dev 8 Flow or Total The number entered is the sum of the extended logging options you want to enable See the table below for a listing of all the valid options Flag Value 1 Log Minimum Value sampled in log period Flag Value 2 Log Maximum Value sampled in log period Flag Value 4 Log Standard Deviation of samples in log period not currently supported Flag Value 8 Log calculated Flow Rate over log period only for sensors with pulse sources 3 4 5 or 6 or Log Accumulated Volume over log period only for sensors with frequency sources 7or 8 Flag Value Description 0 No additional logging 1 Log Minimum 2 Log Maximum 3 Log Minimum and Maximum 4 Log Standard Deviation not currently supported 5 Log Minimum and Standard Deviation not currently supported 6 Log Maximum and Standard Deviation not currently supported 7 Log Minimum Maximum and Standard Deviation not currently supported 8 Log Flow Rate or Total 9 Log Minimum and Flow Rate or Total 10 Log Maximum and Flow Rate or Total 11 Log Minimum Maximum and Flow Rate or Total 12 Log Standard Deviation and Flow Rate or Total not currently supported 13 Log Minimum Standard Deviation and Flow Rate or Total not currently supported 14 Log Maximum Standard Deviation and Flow Rate or Total not currently supported 15
72. the corresponding input or output is active pulled low 6 1 3 Red Comms Status LED The iRIS has a further red LED indicator that provides general communication status It will flash whenever an RS232 or SDI 12 data packet is transmitted Note that the red UO and comms LED indicators are only active if the unit is running on external power 22 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 23 iRIS 150 Reference Manual Squest 6 2 LCD amp Keypad 6 2 1 LCD Operation The iRIS LCD is controlled to optimise power consumption If the display has powered down the unit is in a lower power mode and can be woken by using the keypad After a certain period of no key presses the display and backlight will power down again although other functions continue normally If the user was logged on PIN entered they will be logged off This version of software has the timeout period set to 60 seconds 6 2 2 Status Icons At the top of the LCD is a row of status icons D J Indicates current RS232 port mode Indicates active RS232 or IP terminal connection Invisible RS232 port in normal mode invisible N inal d Solid with R RS232 Only Telemetry mode e ee Outline Terminal connected Flashes when an unsolicited call in is pending or in progress This can be the result of an alarm activation or a user request for a test call in Indic
73. to be the source of power to the 12 volt line Sensors connected to the 12 volt line must not have inductive loads SDI 12 does not require voltage limiting for transient protection in the sensor Transient protection is however recommended Note This information is taken from SDI 12 Serial Digital Interface Standard for Microprocessor Based Sensors Version 1 3 September 17 2002 Prepared By SDI 12 Support Group Technical Committee 46 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 47 iRIS 150 Reference Manual Squest 12 Appendix F Upgrading Firmware Software 12 1 Overview This section describes the procedure to use when upgrading firmware software components in an iRIS 150 The upgrade procedure has been carried out many times without issue However because the process does involve erasing and reprogramming of flash memory it is important that a good securely connected power supply is provided to the iRIS throughout the upgrade process 12 2 File Naming Conventions 12 2 1 iRIS 150 Executive Firmware The Firmware in the iRIS is analogous to the operating system in a PC It is the Firmware that contains all the low level functions and library routines used by the Application Software The iRIS firmware is available as a single file for downloading and flash upgrading using iLink The upgrade file is in the format iRIS150_xxx
74. uest iquest co nz Digital Output configuration changed to emulate iRIS 350X Includes two new iRIS 150 Reference Manual JQUEST Contents T INTFOQUCTION SES EE Ee 1 NR lee n EE 1 132 SUP POM GE 1 2 OV GIVICW SRE eee EE 2 lire eiert EE 2 2 2 F at re SUMMANV ET 2 2 3 Typical Applications ic ciciiscteedeapecctaadecagenia ce shette cs teeestedeenadieeeeta de etes teen ddta ide tt ions td uit une 2 2 4 Technical Specifications sise 3 2 5 Key Features amsn E An nt rt nn ne 4 2 5 1 Terminal Confguration sise 4 25 2 Data Ee Le e EE 4 2 5 3 Logged Data Array Identification 4 2 0 Eu PrOCOSSING ET 4 2 5 5 Real Time Clock amp Calendar 5 pan oele UNa EE 5 EC Instala Onei Eee EEN GE 5 3 1 Recommended Deployment Procedure ss 5 21 1 Prior to SIte vS asiassaan Aa a EETAS KAEA ar eut s 5 2 1 2 Installation on SiO EE 5 4 Hardware Description ssssnsesuunnennnnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnne nunn n nunnu nnan nn nnmnnn nnmnnn nnmnnn nenna nna 6 41 MOUNUNG ss s sccviv scores eccrine E E AEN O ET EAA 6 4 2 External I O Connector IRIS 150C iii 6 4 3 Internal I O Connector IRIS 100 6 43 1 Internal Lithium E ET 7 4 3 2 External Power Supply iii 7 ERAN e e Ee CEET 7 4 34 Digital Inp tS esas endive cb anes anne den Sege EENS ee 8 43 5 RI ele TEE 8 5 CONTIG URAC ON eee eaea EE Ee 9 5 1 Terminal GONNeCtiON ss suananseuleeritereedes Dates da ddegseceenedadeedanasdddasevaeeedac
75. ultiplisg 0 02547 Offset 24 57972 Log Multiplier 100 Log Rate 15min Alarms Data VO JO O1 amp WN V Lal 2 E a ie D D ie ke amp HI w 5 Qa 5 Oo 9 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 43 iRIS 150 Reference Manual 44 JQUEST 10 Troubleshooting This section offers possible answers to some common installation and or configuration issues 10 1 The LCD display is blank If the unit is operating under external power the LCD is permanently on If the unit is operating from its internal battery the LCD is automatically turned off if the keypad has not been activated for 15 seconds Simply press any key to wake up the display 10 2 The LCD display flashes between normal and inverse From version 1 40 This indicates the clock is invalid Year is lt 2011 Logging is inhibited until the clock is set correctly This can occur with loss of external power and the backup battery is either flat or removed 10 3 Cannot communicate via the RS232 port Several issues can cause the communication not to work correctly The most common with likely solutions are listed here Problem Possible Solution Incorrect or faulty cable Use null modem cable Must have GND RXD TXD and DTR DSR lines Port settings incorrect Settings are 38400bps 8 data bits no parity 1 stop bit Software not asse
76. ur at multiples of two minutes so both sensors would fail to log certain samples with times such as xx 05 xx 15 xx 25 and so on missed 6 3 4 Telemetered Mode This mode is identical to continuous mode except that the RS232 port is maintained in a permanently on state Even though the logger mode may be set to Telemetered whether or not it is actually active is dependent on certain criteria Telemetry mode is active when no user is logged in and there has not been a key pressed or terminal action for at least 10 minutes 600 seconds Le The device assumes that no one is still on site It is also active when a user is logged in as this enables a communication call back test to be initiated It is inactive when a key has been pressed and terminal activity is occurring To enable terminal use the user will need to log out See Section 6 2 4 1 6 4 General Hints e Ifthe iRIS will not to be used for some time remove the internal lithium battery e Always check the time and date when commissioning the unit The clock will be invalid if the internal battery has been removed at any time e Initializing the unit after installation and calibration has been completed is strongly recommended to avoid unwanted and or invalid samples being logged See Option 1 in the Miscellaneous Menu Section 5 3 1 iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 27 iRIS 15
77. ution They present a load impedance of approximately 100KQ Suitable scaling factors should be chosen to convert from a raw value of 0 5000 which reflects the input signal range of 0 5V 0 5000mV When current sources are used an internal sink resistor 250Q is connected between the analogue input and AGND The diagram below shows the position of the two analogue links Fit the link to set the analogue input to current mode or remove the link to set it to voltage input mode default Hint If removing a jumper simply fit it to one pin only of the connector to avoid it being lost Cy 1 AIN1 Jumper JP3 AIN2 Jumper JP4 Re Figure 1 Analogue Selection Jumpers iQuest NZ Ltd PO Box 15169 Hamilton New Zealand Tel 64 7 857 0810 Fax 64 7 857 0811 Email iquest iquest co nz 7 JiQUEST IRIS 150 Reference Manual 8 4 3 4 Digital Inputs The two digital inputs are jumper selectable for either mechanical or electronic operation In either case it is necessary to pull the input down to OVdc to activate it Inputs will handle up to 30Vdc in the off state for parallel connection across existing equipment Jumpers are positioned to the left hand side of the I O connector The top jumper is for Digital Input 1 and the middle jumper is for Digital Input 2 Fit the jumper for mechanical switching at up to 20Hz In this mode a 100nF capacitor is fitted across the input to provide limited hardware debounce preventing fal
78. y Counter attached to Digital Input 1 Frequency Counter attached to Digital Input 2 Up Down Counter attached to Digital Inputs 1 amp 2 Database location data obtained from special script External DC power supply input on change of state basis only SDI 12 External supply value Each sensor can be set up to scale the raw data source into engineering units through the application of a multiplier and offset slope and constant The scaled value can be logged to non volatile memory up to once per minute or immediately in event mode for pulse inputs As all logged data is stored in integer format a logging multiplier can be applied to the scaled value to maintain resolution It is also possible to configure a sensor to also log minimum maximum or a calculated flow rate pulse source only values Refer to the following descriptions in Section 2 5 3 and also Section 5 3 3 for further detail on configuring these extended logging features as part of the Sensor Cfg menus 2 5 3 Logged Data Array Identification Each sensor s logged data is identified by an array ID number For the primary logged data the ID is the sensor number itself For the optional supplementary data min max deviation flow or total the array ID has an offset added to the sensor number that it is derived from These ID offsets are as follows Minimum 10 Maximum 20 Standard Deviation 30 Not currently supported Flow Rate or Total 40 For example Sensor 4 has

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