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Page 3

Mini-AT User Guide

Table of Contents

Introduction  ..............................................................................................................................................5

Specifications  ...........................................................................................................................................6

Connectors/Jumpers (location)  ..................................................................................................................8

Quick Start Guide  ....................................................................................................................................10

Correction Factors to Metered Volume  .....................................................................................................13

How the Mini-AT Works  .........................................................................................................................15

Receiving the Mini-AT  .............................................................................................................................19

Installation (Standard)  .............................................................................................................................20

Installation (without an Instrument Drive)  .................................................................................................23

Battery Packs (Installing or Changing) ........................................................................................................28

Serial Connector  .....................................................................................................................................30

LCD Diagnostic Function (Linking)  ...........................................................................................................30

Modem, Communicating with the Mini-AT  ...............................................................................................31

Alarms  ...................................................................................................................................................36

Pulse Outputs (Alarms)  ...........................................................................................................................37

Pulse Outputs (Volume)  ..........................................................................................................................38

Mini-AT Operating Modes  ......................................................................................................................45

Meter Reader Mode (Detailed Description)  .............................................................................................47

Flow Rate Calculation  .............................................................................................................................58

Audit Trail  ...............................................................................................................................................59

Instrument Calibration  ..............................................................................................................................60

Jumpers - Main Board  ............................................................................................................................73

Firmware Reprogramming  .......................................................................................................................77

Taking the Mini-AT Unconfigured  ............................................................................................................87

Shutdown, Putting the Mini-AT into  .........................................................................................................88

Item Code List  .......................................................................................................................................89

Parts, List, Mini-AT Door .......................................................................................................................140

Parts, List, Meter Mount Mini-AT  .........................................................................................................140

Parts, List, Wall Mount Mini-AT  ...........................................................................................................142

Drawing, Installation for UL Div. 1 Hazardous Locations  ..........................................................................144

Drawing, Installation for UL Div. 2 Hazardous Locations  ..........................................................................146

Drawing, Installation for CSA Div. 1 Hazardous Locations  ........................................................................147

Drawing, Installation with Turbine Meter (CSA)  .......................................................................................149

Security ..............................................................................................................................................151 

Index  ..................................................................................................................................................15

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Summary of Contents for Mini-AT

Page 1: ...Honeywell Process Solutions Mini AT High Performance PTZ Electronic Volume Corrector User Manual October 2020 V 3 04 Honeywell ...

Page 2: ...2 www honeywell com ...

Page 3: ...ms 37 Pulse Outputs Volume 38 Mini ATOperatingModes 45 MeterReaderMode DetailedDescription 47 FlowRateCalculation 58 AuditTrail 59 InstrumentCalibration 60 Jumpers Main Board 73 FirmwareReprogramming 77 TakingtheMini ATUnconfigured 87 Shutdown Putting the Mini AT into 88 Item Code List 89 Parts List Mini AT Door 140 Parts List Meter Mount Mini AT 140 Parts List Wall Mount Mini AT 142 Drawing Insta...

Page 4: ...p134 p14 p46 47 p8 Modified p32 34 p126 131 p125 December 2000 2 10 Added p61 p124 Modified p40 p42 43 p59 61 p27 November 2001 2 11 Added p46 47 Modified p40 p82 p129 132 June 2003 3 00 Added p33 34 p138 143 p77 86 p8 p73 May 2004 p81 January 2008 3 03 Modified Honeywell update October 2010 Moved 3 04 Modified Security Section added October 2020 ...

Page 5: ...ink or MasterLink32 software Detailed information regarding the software is avail able through the Mini ATLink Software Users Manual or through theMasterLink32 help screens In addition to its small sturdy case the Mini AT offers these and other features High performance low power microprocessor Extended battery life Extended Audit Trail memory capacity 140 days of hourly FLASH memory hence no plug...

Page 6: ...e or Absolute 0 600 41 Gauge or Absolute 0 1000 70 Gauge or Absolute 0 1500 100 Gauge or Absolute Live display of input pressure on LCD Input Temperature Highly stable solid state temperature sensor in a sealed diameter 9 long stainless steel probe with 6 armored conductor and NPT nylon slip along fitting to match thermowell Range 40O F to 170O F 40O C to 76 6O C Live display of input temperature ...

Page 7: ...rature Sensor 0 5O F Combined computation 0 25 of full scale pressure temperature Ambient Temperature Effects From 40O F to 170O F 40O C to 76 6O C Computation 0 1 of corrected vol per 100O F Pressure Transducer 0 3 of full scale per 100O F Temperature Sensor No effect Long Term Stability Computation 0 1 of corrected vol per year Pressure Transducer 0 3 of full scale per year Temperature Sensor 0 ...

Page 8: ...ure1 DiagramoftheMini ATboard locationofprimaryconnectionsandjumpers Terminal Strip Connector for Modem Backup Battery Pack 3 AA alkaline Pulse Outputs JB 30 JB 31 JB 29 JB 24 TB2 J3 J6 TB1 J7 J8 J26 J4 J10 J5 J28 J27 J20 J2 J22 JB900 J23 J21 J9 JB 32 ...

Page 9: ... J22 Connection for SPI Bus J23 Connection for BDM Port J26 ConnectionforBackupBattery J27 ConnectionforTemperature 2input J28 ConnectionforPloginput JB24 Jumpers 5 position toenable Loader Unconfigure FlashUpgrade SerialAccess EventLogLock JB29 Jumpers 2 position to select pulse width for KYa and KYb JB30 Jumper to select Form A or Form C JB31 Jumper to select Form A or Form C JB32 Jumpertobypass...

Page 10: ...or loose hardware 3 InstallsixnewD cellalkalinebatteriesifusingtheAlkalineReceptaclePack Plugthemainbattery connector into either J7 or J8 Hang the battery pack on the screws of the battery hanger plate located inside the door Install the battery cover if using a disposable pack 4 Plug the memory battery into J26 You may initially see the letter P across the LCD Alkaline Receptacle Pack Alkaline R...

Page 11: ...items are set properly especially item 98 Meter Index Code 9 Use the Disconnect Link function in the Instrument menu to return the Mini ATback to corrector mode Remove the I O cable from the back of the instrument 10 PositiontheMini ATon the meter making sure that the wriggler is aligned properly Bolt the Mini AT tothemeterusingthe mounting bolts and gasket provided 11 Verify theTest Hand rotates ...

Page 12: ...lip alongfittingintothethermowell andplacethetemperatureprobeintotheslip along fitting slidingtheprobedownuntilitbottomsoutinthethermowellbeforetighteningtheslip alongnut 14 At this point the instrument should be ready for operation Thermowell Temperature Probe Slip Along Fitting Bevel Gear DOWN for CW Bevel Gear UP for CCW Pressure Line Optional 2nd Pressure Port 1 4 NPT fitting Mini AT back view...

Page 13: ...pressure psia Tb absolute base temperature deg R Vm gas volume metered cu ft uncorrected Pm absolute meter pressure psia Tm absolute meter temperature deg R Pressure Factor Fp The pressure factor Fp to apply to metered volume is expressed by the Boyle s Law relationship as follows Pm Meter pressure PSIG atmospheric pressure PSIA Fp Pb Base pressure PSIA Eachincrementofmeterpressurerepresentsadiffe...

Page 14: ...me correction which the Mini AT applies to metered volume is expressed as Vb Vm x Fp x Ft x Fpv 2 Where Vb volume corrected to base conditions Vm metered volume read from the meter index Fp pressure factor Ft temperature factor Fpv supercompressibility factor determined from AGA 3 NX 19 or AGA 8 from the AGA Manual for Determina tion of Supercompressibility Factors for Natural Gas The values of Fp...

Page 15: ... compares the measured values to the parameter limits already in memory i e PCor pressure low limit temperature high limit battery low limit etc If any of the measured parameters are out of range the microprocessor jumps to an alarm subroutine Except for battery Shutdown Voltage limit exceeded the alarm subroutine activates the appropriate alarm item code turns on the alarm indicator and transmits...

Page 16: ...ncorrected volume is made by magnetically operated reed switches A magnet is located on a disc shaft and is rotated by the meter output shaft There is very little torque loading on the meter The dual input switches allow contin ued operation if one switch should fails Input switch 1 is located along the right edge of the Input Switch Board S1 and switch 2 is located just to its left S2 If a switch...

Page 17: ...mputationintervalisreferredtoasa FullWake up Duringafullwake up powerisapplied toallelectroniccircuitssothatpressure temperatureandvoltagemeasurementsmaybeobtained andanew TotalCorrectionFactor ItemCode043 iscalculated TheLCDandvolumeregistersarealsoupdated The measuredparametersarecomparedtothealarmlimitsandanalarmistriggerediflimitsareexceeded After completionofthesetasks thecircuitrywillreturnt...

Page 18: ...ommunicationsprotocolincorporatesdataerrorchecking Access at the fourth level is reserved for the instrument technician and is referred to as Level 2 Access Mode Access to this level requires an IBM compatible computer Mini AT Link software an interface cable and the Level 2 Access Code After the computer is connected and Level 2 Access is gained the instrument technician can reconfigure Mini AT p...

Page 19: ... will display a value very close to zero typically within plus or minus 0 2 of full scale To check the pressure measuring system apply some amount of pressure but less than the fullrangeofthetransducer andobserveastheLCDvalueincreases Thereisa 10minutetime outbefore the instrument automatically reverts back to the Corrector Mode Use the mag wand and scroll through the remaining items until the ins...

Page 20: ...inonedirectionforten 10 revolutions Verifythatthevolumehasincreasedbyanexpectedamount Withzero appliedpressureandatroomtemperature theadditionalcorrectedvolumeshouldbeessentiallyequaltothe meterindexrate timesthenumberofturns 10 ofthewriggler Note thescalingofcorrectedvolume item090 maymakeitnecessarytoapplymorethantenrevolutiontoseeanincreaseattheLCD ...

Page 21: ... probe slip along fitting into the thermowell 4 Insertthetemperatureprobeintotheslip alongfittingandtighten Meter Rotation AreversinggearintheUniversalMountingBracket UMB permitseitherclockwise CW orcounterclock wise CCW meter rotation to drive the Mini AT Before installing the Mini AT note whether the meter s drive rotation is CW or CCW The Mini AT should be configured to match the meter rotation...

Page 22: ...the cross bar CW or up against the upper gear CCW in order to achieve the proper gear setting When shifting the lower gear upward the alignment pin in the lower gear must engage the mating hole in the upper gear Tighten the set screw in the lower gear Replace the index and thumbscrews Ensure the bevel gears mesh properly with the face gear Replace the transparent index cover and screws Figure4 Bev...

Page 23: ... Frequency Input Board HFI Board instead of the RSI board see Figure 6 1 Low Frequency Meter Pulse Input The Remote Switch Interface Board RSI board p n 40 2016 must be installed if the Mini AT is to receive input pulses from a Model 210 Model 212 Pulse Transmitter or a low frequency pulse from a gasmeter Figure 5 below andTable 1 on the next page provide wiring information for the RSI and Pulse T...

Page 24: ...ctionsforRSIBoard Terminal Single Switch Dual Switch TB1 1 SW1 NO SW1 NO TB1 2 N C N C TB1 3 SW1 COM SW1 COM TB1 4 TB1 1 SW2 NO TB1 5 N C N C TB1 6 N C SW2 COM TB1 7 Cable Shield Cable Shield Terminal Single Switch Dual Switch TB1 1 SW1 NO SW1 NO TB1 2 SW1 NC SW1 NC TB1 3 SW1 COM SW1 COM TB1 4 TB1 1 SW2 NO TB1 5 TB1 2 SW2 NC TB1 6 TB1 3 SW2 COM TB1 7 Cable Shield Cable Shield Form C Form A ...

Page 25: ...le 3 next page for wiring connections when installing the HFI board For more information on the HFIB and its associated software please refer to the High Frequency Input Board Users Guide Note Two different board configurations are available and are factory configured The HFIB is configured to meet one of two groupings of gas turbine meters 1 3 Daniel Mini Gas This board has a 1 label on it 4 12 D...

Page 26: ...This software is used to test the scaling accuracy of the HFIB by sending a specific number of pulses to the HFIB If properly configured the CorrectedVolume displayed on the LCD will increment by a value of 1 at the end of the test When prompted the user provides the specific number of pulses to be transmitted out the printer port through a special adapter cable Table3 HFIWiringConnections TB1 Lab...

Page 27: ...27 Mini AT User Guide InsideCaseDoor Figure7 InsideCaseDoor Figure8 Case Door Back Plate Battery Cable Battery Pack C BatteryHangerPlate Slotted Screw A Battery Cover B Spring Clip D NumericDisplay Ribbon Cable ...

Page 28: ... second battery pack into J7 or J8 loosen the three screws that secure theAlkaline Receptacle pack to the inside of instrument s door itemAin figure 7 on page 27 Unplug the battery cable from the main board see figure 8 on page 27 1 on page 8 Remove the battery pack assembly from the instrument by sliding the pack up and off the door Loosen the two slotted screws at both ends of the battery pack A...

Page 29: ...ite connectors on the lower left side of the main board See figures 10 and 11 on page 33 for power connections when an internal modem is installed 2 Plug the backup battery in to jumper J26 located to the left of the backup battery pack The backup battery pack is located near the center of the main board The connector is keyed to ensure that it can onlybeinstalledcorrectly It is important to plug ...

Page 30: ...eledCOM1 COM2 RS 232orjustSerial ConnecttheI OcableDB 9 connectortothelaptopcomputerserialport TheMasterLink32andMini ATLinkSoftwareHelpScreens containinformationaboutoperatingMasterLink32andMini ATLinksoftware LCD Diagnostic Function Linking Beginningwithfirmwareversion6 5121 theMini ATwilldisplayadditionalcharactersontheLCDtoletthe userknowthestatusoftheseriallink Examplesarebelow Display Descri...

Page 31: ...ll infeatureofaMercuryModem Whenanalarmconditionisdetected theMini AT will generate an alarm pulse TheAlarm Call In feature is designed to be used with Mercury Instruments Alarm LinkSoftware Tousethismethod setthefollowingitems 333 Call inTrigger 1 AlarmCall inonly 486 ModemATEnable 0 Call in viaAlarmPulse Note The Mercury Modem has to be configured properly to use this method Refer to the Install...

Page 32: ...tryIntervalB Timetowaitforaretryifallcallsfail Default 1440 value is in minutes Note After each Scheduled Call in the date in item 334 must be changed to reflect the next desiredcall indate Otherwisetheinstrumentwillnotcall inagain TheMini ATcanalsobeconfiguredtocall inforboththescheduledandalarmcase Inordertoconfigurethe instrumentforthismethodthefollowingitemsmustbeset 333 Call InTrigger 3 Alarm...

Page 33: ...33 Page 33 Mini AT User Guide Figure10 Mini ATto MI Modem Connections Power Sharing Cable 40 2390 Figure11 Mini ATtoMessengerModemConnections Power Cable 40 2565 10 ...

Page 34: ... Guide Figure12 Mini ATtoExternalModemConnections External Modem Rx Tx Com Note Some External Modem Connections will require wiring Rx to Rx and Tx to Tx to Communicate Check the modem manufacturers documentation for the proper wiring ...

Page 35: ...ng end of life may reach the disconnection voltage on a cold night long before it cannot supply the modem during the day To maximize modem availability and to prevent nuisance shutoffs the power sharing cable automatically restores power to the modem when battery voltage returns to a acceptable level To prevent a continuous cycling of power retries a retry delay of about six hours is incorporated ...

Page 36: ...est 8 8 8 8 8 8 8 8 The alarms can also be cleared using Mini AT Link or MasterLink 32 software Report By Exception RBX Report By Exception Item Code 165 is another alarm function that must be enabled using Mini AT Link or MasterLink32 software When enabled the RBX function automatically clears an instrument alarm after an alarm parameter has returned to its normal operating range buffered by a us...

Page 37: ... OVER LIMIT 71 E 0 7 1 X X X X MAIN BATTERYLOW 99 E 0 9 9 X X X X BATT CYCLES LIMIT 100 E 1 0 0 X X X X MEMORYBATT LOW 101 E 1 0 1 X X X X INDEX SW 1 FAULT 102 E 1 0 2 X X X X INDEX SW 2 FAULT 103 E 1 0 3 X X X X A D FAULT 104 E 1 0 4 X X X X PRESS OUT OF RANGE 105 E 1 0 5 X X X X TEMP OUT OF RANGE 106 E 1 0 6 X X X X PCOR PRESS LOW 143 E 1 4 3 X X X X TEMPERATURE LOW 144 E 1 4 4 X X X X PCOR PRES...

Page 38: ...e output can actually be user configured to output any of the listed pulse types Corrected volume Uncorrected volume Pressure corrected volume Time Time can only be used with a Form A output to provide a reset switch at the top of eachhour Use Mini ATLink or MasterLink32 software to select the pulse type at Item Codes 093 and 094 See pages43 44forconfigurationexamples The Mini ATmain board can be ...

Page 39: ...h Item115 will also need to be changed accordingly SeeTable 6 on page 44 Form Apulsewidth part Jumperdescription 62 5milliseconds 40 2467 shuntjumper 125milliseconds 40 2468 125 mS resistor assembly 250milliseconds 40 2469 250 mS resistor assembly 500milliseconds 40 2470 500 mS resistor assembly 1 0 second nojumper 1 Install shorting jumpers 40 2467 at JB29 pins 1 2 and 5 6 2 Install two 2 six pos...

Page 40: ...wo 2 six position shorting jumpers at JB30 so that all six pins on the top row of pins are shorted together and all six pins on the bottom row are shorted together of pins JB30 3 Install a shorting jumper at JB31 pin 2 3 4 Connect wiring as shown below Note Pulse width for Form C pulses can be adjusted by changing Item Code 115 using MasterLink32 or Mini ATLinksoftware 1 3 5 7 9 11 2 4 6 8 10 12 J...

Page 41: ...me for Form A pulses can be varied by the selection of item 115 If the board jumpers are configured for Form C then Item Code 115 controls the pulse width of the Form C pulses Select 0 0 0625 Sec Default 1 0 5000 Sec 2 1 0000 Sec 3 0 1250 Sec 4 0 2500 Sec Table 5 Output Pulse Codes ThepulsetimingchartonthenextpagecomparestherelationshipofPulseWidth PulseCycle PulseOffTime and Pulse Repetition Rate...

Page 42: ...TEM 115 250 KY KZ FORM A ITEM 115 500 KY PULSE WIDTH 0625 Sec PULSE OFF 9375 Sec pulse cycle 2 00 Sec FORM A ITEM 115 0625 KY PULSE WIDTH 0625 Sec PULSE OFF 0625 Sec FORM A ITEM 115 125 KY PULSE WIDTH 0625 Sec PULSE OFF 1875 Sec pulse cycle 1 00 Sec FORM A ITEM 115 1 00 KY PULSE WIDTH 0625 Sec PULSE OFF 1 9375 Sec pulse cycle 250 Sec FORM A ITEM 115 250 KY PULSE WIDTH 0625 Sec PULSE OFF 4375 Sec p...

Page 43: ...0 20000 m3 x 1 000 70 62900 7 06290 20 00000 2 00000 Pulse Output Scaling Factor Item 56 57 Form A type output Desired Pulse Output Value Table 6 FormAPulseOutputScaling Form A Configuration Examples To configure the Mini AT that is programmed for corrected and uncorrected volume in MCF 1000 CuFt tooutputanMCFvolumepulsesviathetwoForm Achannels configurethefollowingitems Item Description Value 090...

Page 44: ...00000 1 00000 0 10000 0 01000 m3 x 100 35 31400 3 53140 0 35314 10 00000 1 00000 0 10000 m3 x 1 000 35 31400 3 53140 10 00000 1 00000 Pulse Output Scaling Factor Item 56 57 Form C type output Desired Pulse Output Value Form C Configuration Examples To configure the Mini ATthat is programmed for corrected volume in MCF 1000 CuFt to output an MCFcorrectedvolumepulsesviathesingle formCchannel configu...

Page 45: ...ereedswitches Duringawake up theinstrumentmeasuresthegaspressureandtemperature thencalculatesthecorrectionfactorsandupdatesthecorrectedvolumeontheLCDdisplay Theelectronic circuitryreturnstotheasleepmodetoconservebatterypoweruntilthenextfullrotationofthemeteroutputshaft Meter Reader Mode This mode provides the meter reader the ability to view instrument item values in addition to the corrected volu...

Page 46: ...inputpulses Level 2 Access Mode The Level 2 Access Mode allows the factory or the user to configure the Mini AT instrument Level 2 Access is considered a higher level access to all instrument functions and is gained through the use of a laptopcomputer Level 2 Access is also a software function using the instrument s companion software Mini AT Link or MasterLink32 The user must enter a five digit a...

Page 47: ...teringtheMeterReaderMode anyactivealarm s isalwaysdisplayedpriortotheselecteditems When enabled theMagAlarmAcknowledge item 128 willpermitallalarmstobeclearedusingthemagwand Ifdesired livegaspressureandlivegastemperaturemaybeincludedaspartofthemeterreaderlist While displayinglivepressureorlivetemperature asinglepointcalibrationmaybeperformedifaMercorMiniField CalibratorisconnectedtoconnectorJ2onth...

Page 48: ...e E E E E E E E E andItemCode128issetto Yes Iftheinstrument receivesamagwandinputduringthe E E E E E E E E display thealarmsarenotclearedandthesequence movestothe DisplayTest display The DisplayTest shouldalwaysbeconfiguredasthefirstmeterreaderlistitem Itprovidesavisualmeansof verifyingthatallLCDsegmentsanddecimalpointsarefullyfunctional Ifthe DisplayTest doesnotappear asinfigure14onpage49 therema...

Page 49: ...e Item 130 MagList1Item 1 061 DisplayTest 131 MagList1Item 2 002 UncorrectedVolume 132 MagList1Item 3 000 CorrectedVolume 133 MagList1Item 4 255 End of List 134 MagList1Item 5 255 End of List 135 MagList1Item 6 255 End of List 129 LiveDisplayEnable LiveP T LivePressure Temperature 075 MagList2Item 1 200 SiteID 076 MagList2Item 2 113 HighResolutionCorVol 077 MagList2Item 3 013 BasePressure 078 MagL...

Page 50: ...UTE TIME OUT yes no 10 MINUTE TIME OUT 10 MINUTE TIME OUT yes yes yes yes yes yes yes no no no no no no no no no no no no yes yes yes yes yes yes no no no no no no no no yes yes yes yes yes yes yes yes Mini ATALARMCODES E 069 PULSER A LIMITALARM E 070 PULSER B LIMIT ALARM E 071 PULSER C LIMIT ALARM E 099 BATTERY LOW VOLT ALARM E 100 BATTERY CYCLES ALARM E 101 MEM BATT LOW ALARM E 102 INDEX SW 1 FA...

Page 51: ...playTest CorrectedVolume UncorrectedVolume GasPressureandGasTemperaturearethe onlyitemsdesiredforMagList1 Sinceonlyfiveitemsarelisted theMagList1configurationwouldappear asfollows Item ItemLegend Selected Item Description Code Item 130 Mag List 1 Item 1 061 DisplayTest 131 Mag List 1 Item 2 000 CorrectedVolume 132 Mag List 1 Item 3 002 UncorrectedVolume 133 Mag List 1 Item 4 008 GasPressure notLiv...

Page 52: ...LiveT LivePLog T Live PCor T Live PCor T PLog Example 2 SupposeDisplayTest CorrectedVolume UncorrectedVolume LiveGasPressureandLiveGasTemperature aretheonlyitemsdesiredforthemeterreaderlist Sinceitems008and026donotprovidealivereading it isnecessarytoconfigureItemCode129asshownbelow Note Remember allMagList1 2itemshavea1 minutetime outandbothliveparametershavea10 minute time out Item ItemLegend Sel...

Page 53: ...55 into the item code location after the last desired Mag List 2 item Fig 16 MeterReaderListForExample 2 CORRECTOR MODE DISPLAY TEST 1 MINUTE TIME OUT MAG WAND CORRECTED VOLUME ALARMSCODE DISPLAYASOUTLINEDIN FIGURE12 Examplesof LCD Displays LIVE PCor GAS PRESSURE MAG WAND INPUT no yes ALARMS PRESENT 0 8 2 4 1 7 0 5 9 3 2 9 6 6 0 4 7 8 8 8 8 8 8 8 8 4 5 4 2 no yes MAG WAND MAG WAND MAG WAND MAG WAN...

Page 54: ...e meter reader list The item code numbers listed below would be configured as follows Item Item Legend Selected Description Code Item 075 Mag List 2 Item 1 009 Gas Pressure Maximum 076 Mag List 2 Item 2 047 Unsquared Super 077 Mag List 2 Item 3 048 Battery Voltage 078 Mag List 2 Item 4 031 Case Temperature 079 Mag List 2 Item 5 255 End Of List 080 Mag List 2 Item 6 255 End Of List 081 Mag List 2 I...

Page 55: ...6 0 4 7 8 8 8 8 8 8 8 8 4 5 4 2 GAS PRESSURE MAXIMUM MAG WAND CASE TEMPERATURE BATTERY VOLTAGE UNSQUARED SUPER 1 0 0 0 4 5 7 3 3 Fig 17 MeterReaderListForExample 3 4 7 1 9 8 2 7 yes no 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 10 MINUTE TIME OUT 10 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WA...

Page 56: ... List 2 Live List 1 2 List 1 2 Live Example 4 Suppose Display Test Site ID Corrected Volume Uncorrected Volume Live Gas Pressure Live Gas Temperature Gas Pressure Maximum Unsquared Super Battery Voltage and Case Temperature are the only items desired for the meter reader list However item number identification is also desired for both mag lists The item code numbers listed below would be configure...

Page 57: ... 0 0 8 2 4 1 7 0 2 0 0 0 0 0 5 9 3 2 9 6 0 3 0 0 2 6 0 4 7 4 5 4 2 1 0 0 9 1 0 0 0 4 2 0 4 7 8 2 7 3 0 4 8 4 7 1 9 4 0 3 1 yes no 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 10 MINUTE TIME OUT 10 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT 1 MINUTE TIME OUT MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAND MAG WAN...

Page 58: ...the second is that one minute must have elapsed If both conditions are not satisfied then the Instantaneous Flow and Dial Rates will remainconstantuntilthenextpointatwhichtheconditionsaresatisfied ZeroFlowCalculation Based on the method described above the flow rate will not be able to indicate a flow rate zero AZero Flow Detection algorithm has been developed Mini ATfirmware 6 60 and higher to ch...

Page 59: ...Code 233 026 GasTemperature 6 Item Code 234 059 Battery Wake Cycles The Mini ATwill store 140 days of hourly information for these ten items After 140 days the earliest informationwillbegintobeoverwrittenbynewinformation TheAuditTrailcanbedownloadedusingthe Mini ATLinksoftware orMasterLink32 TheAudit trail items can be changed using Mini ATLink software and changing Item Codes 258 261 and 229 234 ...

Page 60: ...ini ATLink orMasterLink32 software Thesecondmethod requirestheuseoftheMercorMiniFieldCalibrator Bothmethodsrequireaknownvalueoftheappliedpressure and ortemperatureasareference Fig 19 2 PointPressureCalibration Mini AT Link Software RS 232 Port PressureLines BackView Optional Second Pressure PressureTransducer Case Connector DeadWeightTester Pressure Source Computer Serial Cable p n 40 1629 ...

Page 61: ...rexceedtheaccuracyoftheMini AT spressuresystem Computer IBMCompatible Mini ATLinkSoftware orMasterLink32 I O cable p n 40 1629 2 PointPressureCalibration Procedure MakecertainthatthePressureCompensationCoefficientlistedinitemcodes301through332 341through 372forPLog areforthepressuretransducerinstalled AlsoverifythatItemCode087 or408 isthedesired pressureunit ItemCode138 or411 matchedthetransducers...

Page 62: ...alibration Atthispoint thesoftwareis waitingtosampletheappliedpressurethatexceedsthezeroreferencepressurebyat least50 of theratedpressuretransducerrange IncreasethepressureappliedtotheMini ATtothespan referencepressure Example 1 Ifthezeroreferencepressureona100PSItransducerequals0 0PSI thenthespan reference pressure must be between 50 00 and 100 00 PSI Example 2 Ifthezeroreferencepressureona600PSI...

Page 63: ...gPressureCalibration fromthesub menu Note In MasterLink32firstselect Pressure thenaboxwillappearforselectingPCororPLog 7 Ifacommunicationslinkhasnotyetbeenestablished thesoftwarewillattempttolinktothe Mini AT IftheaccesscodeoftheMini ATisnotthedefaultof 33333 aboxwillappearrequesting theusertoinputtheInstrumentAccessCode Entertheaccesscodewhenthisboxappears 8 Withzeropressureappliedtotheselectedpr...

Page 64: ...essurehasstabilized clickthe Average Pressure Now button when it becomes active to obtain a pressure sample NOTE The span reference pressure is equal to the sum of the dead weight tester pressure plus the atmospheric pressure obtained in step 9 above 14 Iftheaverageabsolutepressurereadingisnotequaltothesumofthereferencepressure plusthe atmosphericpressure clickthe Change buttonwhenitbecomesactive ...

Page 65: ...ode017 414forPLog tothenewvalueasdescribedinstep9ofthe2 pointcalibration This digitalcalibrationhasadvantagesoveranalogcalibrationtechniquessincethecharacterizationcoefficientsare includedintherecalculation andthetransducer szerooffset item017 414 isstoredinmemoryforfuture reference Thereareseveralpointsthatneedtobeunderstoodwhenusingthesingle pointcalibrationmethod 1 Attempta single pointcalibrat...

Page 66: ...rofthemaincircuitboard Connectacalibrated pressuregaugetothesamepressuresourcethatsuppliespressuretotheMini AT spressuretransducer Note IftheMini ATisadualpressuremodel makesuretoverifyifusingthePCor P1 orPLog P2 Transducer 1 PlugtheMercorMiniFieldCalibratorcableontothemaincircuitboardconnectorJ2 Makecertain allsixpinsarefullyinsertedintotheblackplasticcableconnector Thecableconnectorisangled topr...

Page 67: ...libratorcablefromthemainboardconnectionJ2 TheaboveprocedurecomparedtheMini AT slivepressuretothepressureonacalibratedpressuregaugeat twodifferentpressurepoints Analternativewouldbetocheckthepressureatlinepressureonly Ifthereadings arewithintolerance thepressurecalibrationcouldbeassumedtobesufficient However anyoftheabove proceduresshouldbesubjecttoindividualgascompanypolicies 2 Point Temperature C...

Page 68: ...edure Refertofigure21whentemperaturecalibratingtheMini AT Sincethetwo pointcalibrationismostlyasoftware function referencestotheappropriatesectionsintheMini ATLinksoftwareareincluded 1 Prepare an agitated ice bath and a container of heated water 2 Using serial cable p n 40 1629 connect from the computer s serial port to the Mini AT s RS 232 port Fig 21 2 PointTemperatureCalibration Ice Bath Heated...

Page 69: ...ence temperature If the Mini AT s temperature reading is not acceptable click the Average Temperature Now button again to obtain another temperature sample The program will continue to loop back to the live temperature reading Obtain as many temperature samples as necessary until an acceptable temperature reading is displayed 11 If the Mini AT s zero temperature reading is acceptable click the Spa...

Page 70: ...bed in step 9 of the 2 point calibration This digital calibration technique has advantages over an analog calibration since the linearization information is included in the recalculation and the transducer s zero offset item 035 is stored in memory for future reference There are several points that need to be understood when using the single point calibration method 1 Attempt a single point calibr...

Page 71: ...edure Beforestartingtheprocedure unlockandopen theMini AT sdoor LocateconnectorJ2nearthetopcenterofthemaincircuitboard 1 Plug the Mercor Mini Field Calibrator cable onto the main circuit board connector J2 Make certain all six pins are fully inserted into the black plastic cable connector The cable connector is angled to prevent the connector from being plugged in upside down 2 Use a mag wand to s...

Page 72: ...rature reading Note The Mini AT s LCD will go blank for a second while the instrument is computing the new T Zero value When completed the LCD will return to a live temperature display and further adjustments are possible if needed 10 If the two readings are within tolerance no further adjustments are needed proceed to step 12 11 If the two readings are outside an acceptable tolerance consider the...

Page 73: ... Serial access limited by the selection at items 139 126 and 272 9 10 Prevent setting of Event Log Lock 1 3 5 7 9 11 2 4 6 8 10 12 JB30 2 3 Selects serial data for modem operation at TB2 Note 1 2 Selects Aux modem operation J20 1 2 Current limiting resistor to input switch board is not bypassed 1 2 Selects input signal to pulse circuits as Form A Note 2 3 Selects input as Form C 1 3 5 and 2 4 6 Co...

Page 74: ...be upgraded when LOADER enhancements become available Note The Mini AT cannot return to the application firmware while this jumper is in place Force Factory Defaults Jumper Pins 3 4 of Jumper Block 24 JB24 provides a means to Force Factory Defaults With a jumper across pins 3 4 the Mini AT will be configured to factory defaults after an instrument RESET Unconfigured An instrument RESET is defined ...

Page 75: ...rade can be either the local serial port or via a modem If the data is transferred via the local serial port item 126 may be set to 38 4 Kbaud to achieve the faster possible transfer time Conversely if the transfer is via a modem the transfer time will be noticeably longer for modems with carrier speeds less than 38 4 Kbaud Serial Access Security Jumper Pins7 8 of JumperBlock24 JB24 providesSerial...

Page 76: ...rittenafter500eventchanges TheEventLoggerLockisafeature that can only be enabled through software if a jumper is across pins 9 10 of JB24 Once enabled Locked the functionality of the Event Log conforms to Canadian regulations as specified by Measurement Canada SeveralkeyCanadianrequirementsinclude Units shipped to Canada will be factory configured with the Event Logger Locked After the Event Logge...

Page 77: ...sk 1 into your computer floppy drive Click the windows Start button and select Run from the Start Menu In the run box type in A setup exe The screen will display Firmware Manager Setup At the bottom of the screen will be a dialogue box to choose the installation drive default is C Select the drive letter you wishtoinstalltoandpresscontinue Setup will begin to install the files for Firmware Manager...

Page 78: ...ware saving instrument data 1 Open MasterLink32 software 2 Connect the Serial Cable 40 1629 from round connector on the back of the Mini ATto the computer COM port 3 From theTransfer Menu select Read Item File M E R C U R Y M I N I A T PCRunning MasterLink32 version 3 30 ...

Page 79: ... link with the Mini ATand display a dialogue box Type in a name for the itemfileandclicktheSavebutton MasterLinkwillthensaveallitemstoafilewiththeselectedfilename 5 After the item file is downloaded click OK and then select ReadAuditTrail from theTransfer Menu ...

Page 80: ...t the Last N Days radio button from the option screen and type 140 into the blank Click OK and MasterLinkwillreadthelast140daysofAuditTrailinformationfromtheMini AT 9 After the download is complete disconnect the link and exit MasterLink32 software ...

Page 81: ...Mini AT port to the computer COM port Make Sure that pins 5 and 6 are jumpered on JB24 See page 75 for more information 3 Open Firmware Manager by double clicking on the icon 4 Select Send Mini ATFirmware by clicking the gas pump button M E R C U R Y M I N I A T PCRunning Firmware Manager version 1 0502 ...

Page 82: ...spumpbutton adialogueboxwillappear Select the Mini ATfirmarefile matXXXXX txt andclickcontinue 6 Atthispointthesoftwarewilldisplayawarningaboutdownloadinginstrumentdata Sincethishas already been completed in the pre firmware upgrade procedure press no to continue ...

Page 83: ...n sending the Mini ATfirmware 8 Firmware Manager will display the progress of the upload When the upload is completed a new dialogue box will appear stating that the upgrade was successful Click OK 9 The firmware upgrade is now completed Exit Firmware Manager and disconnect the Mini ATfrom the computer ...

Page 84: ...are restoringinstrumentconfiguration 1 Open MasterLink32 software 2 Connect the Serial Cable 40 1629 from the Mini AT port to the computer COM port 4 From the Transfer Menu select Send Non Cal Items M E R C U R Y M I N I A T PCRunning MasterLink32 version 3 30 ...

Page 85: ...85 Mini AT User Guide 5 Select the Item File that was saved in step 4 of the Pre Firmware upgrade procedure from the list and click the Open button 6 From the Transfer Menu select Send Cal Items ...

Page 86: ...ck theYes button to continue MasterLink will now display a Calibration Options window Make sure all boxes are checked and click OK to continue 8 From the Instrument Menu select Set Instr Date Time via computer 9 Verify that the correct time and date are being sent to the instrument ClickYes to send the time and dateandfinishtheinstrumentsetup ...

Page 87: ...J7 or J8 and the backup battery cable at J26 from the main board 3 Place a jumper between pins 3 and 4 on JB24 See figure 1 on page 8 for the approximate location of JB24 on the main board and refer to page 74 for information on JB24 4 Plug in the main battery cable or alternative power source It is important to plug in the main battery or alternative powersource before plugging in the backup batt...

Page 88: ...ll draws normal back ground current from the main battery when placed in partial shutdown but it preserves all item values and audit trail information To recover from a partial shutdown i e return to Correct Mode simply establish a serial link with the Mini AT using the standard Mini AT to computer cable 40 1629 and any software package that communicates with the Mini AT 2 CompleteShutdown Toputth...

Page 89: ...l index if initially synchronized 003 COR VOL LO PRES Totalized volume of gas metered at pressures lower than selected pressure low limit Item 11 corrected to base conditions 004 COR VOL HI TEMP Totalized volume of gas metered at temperatures above selected high limit Item 28 corrected to base conditions 005 A NO OUT PULSES Number of Pulser A output pulses remaining from last wake up period waitin...

Page 90: ...tion factor item 044 Default 14 7000 014 ATM PRESS Average atmospheric pressure per the contract used in calculating pressure correction factor item 044 when a gauge transducer is installed item 112 Gauge This value is ignored if an absolute transducer is installed item 112 Absolute Default 14 7000 015 PCOR REF PRES 1 The pressure value used during the most recent PCor ZERO calibration Default 0 0...

Page 91: ...t of full scale of pressure range required between PZERO and PSPAN calibration points Default 50 0000 024 XCESS PCAL CHNG The configurable maximum allowable change expressed in percent of full scale of pressure range to PZERO and PSPAN calibration points Default 2 0000 025 PCOR TRANSDUCER RGE The upper range limit of the installed PCor pressure transducer always expressed in PSI Default 100 00 026...

Page 92: ...ured by unit since last manually reset Default 40 00 033 CASE TEMP MIN Lowest case temperature measured by unit since last manually reset Default 099999 99 034 BASE TEMP Base temperature per the contract used to calculate temperature correction factor item 045 Default 60 00 035 TCAL ZERO The most recent offset value for the temperature transducer obtained during a T Zero calibration The value is n...

Page 93: ...um allowable change expressed in percent of full scale of temperature range to TZERO and TCAL calibration points Default 2 0000 043 TOTAL COR FACTOR Total correction factor calculated at the most recent wake up and used as a multiplier to convert uncorrected volume to corrected volume It is the product of the values at Items 044 045 046 and 047 i e values at 44 x 45 x 46 x 47 2 Default 1 0000 044 ...

Page 94: ...value Default 5 50 050 SHUTDOWNVOLTAGE The voltage level at which most of the electronic circuits terminateoperation H E L P isdisplayedontheLCDas anindicationthatthebatteryisdeadandneedsreplaced The upperlimitsettingforthisitemis5 50volts Default 4 80 051 BKUP BATT VOLTS Voltage level of the Backup Battery measured at the most recent wake up Default 0 00 052 BKUP BATT LOLIM V Low voltage limit fo...

Page 95: ...user accesses and other actions based on the equivalent wake cycles listed below Action Wake Cycles approx 1 meter revolution 1 1 Audit Trail Log Entry 2 1 minute of Serial Link 1435 1 minute of Meter Reader 913 66 Form A pulses 1 Ch 14 240 Form C pulses 1 Ch 14 Midnight roll over each day 6200 060 BATT CYCLES LIM A high limit for the number of wake up cycles accumulated Initiates an alarm item 10...

Page 96: ...d Default 99999999 067 PULSER B LIMIT High limit for the number of pulses accumulated in item 006 Initiates an alarm item 070 when exceeded Default 99999999 068 PULSER C LIMIT High limit for the number of pulses accumulated in item 007 Initiates an alarm item 071 when exceeded Default 99999999 069 PULSER A ALARM If the value at item 005 Pulser A exceeds the Pulser A Limit item 066 an alarm is init...

Page 97: ... Range Default 000 074 ALARM 3 ITEM Item number for the third of three user selectable optional alarms Intended choices are 000 unassigned 105 Pressure Out of Range 106 Temperature Out of Range Default 000 075 MAG LIST 2 ITM 1 Item number of the first item displayed in MAG LIST 2 The display of this selection follows the display of LIVE Parameters if enabled at item 129 or the last MAG LIST 1 ITEM...

Page 98: ...ove Default 031 Case Temperature 084 MAG LIST 2 ITM 10 Same as Item 76 above Default 203 Time 085 MAG LIST 2 ITM 11 Same as Item 76 above Default 204 Date 086 MAG LIST 2 ITM 12 Same as Item 76 above Default 255 End of List 087 PCOR PRESS UNITS Code 0 9 that selects the unit of measure for Gas Pressure 008 and other pressure related items Select 0 PSIG Default 5 mBAR 1 PSIA 6 KGcm2 2 kPa 7 in WC 3 ...

Page 99: ...e Corrected Volume 001 Default 8 MCF 092 UNC VOL UN CODE Code 0 20 that selects the unit of measure for Uncorrected Volume 002 and other UncVol related items except Inst Dial Rate 218 and Peak Dial Rate 219 which are always expressed in cubic feet per hour Default 7 CCF Possible selections for items 090 091 and 092 0 CU FT 11 m3x10 1 CU FTx10 12 m3x100 To properly use selections 15 20 2 CUFTx100 1...

Page 100: ... of digits out of eight to be blanked on the left side of the corrected volume display item 000 Example Select 0 NO BLANKS Default 12345678 1 1 BLANK 2345678 2 2 BLANK 345678 3 3 BLANK 45678 4 4 BLANK 5678 097 UNC VOL DISP RES Code 0 4 that selects the number of digits out of eight to be blanked on the left side of the uncorrected volume display item 002 Example Select 0 NO BLANKS Default 12345678...

Page 101: ...00000000 at item 100 indicates there is no Battery Cycles Alarm The alarm indicators will remain active until manually cleared by software Default 00000000 101 BKUP BATTERY LOW This item 101 indicates if a low voltage alarm for the backup battery was generated During a wake cycle if the measurement for item 051 MEMORY BATTERY VOLTAGE is a value less than the value at item 052 MEM BATT LOVOLT LIMIT...

Page 102: ...here is no A D Converter Alarm The alarm indicators will remain active until manually cleared by software Unlike other instrument alarms an A D Fault is usually a hardware failure which requires component replacement on the main circuit board which is not a field repair unless the main board is replaced Default 00000000 105 PRESS OUT RANGE If item 105 is programmed into item 072 073 or 074 this it...

Page 103: ...s transmitted out the Alarm Channel 00000000 at item 108 indicates no alarms became active since the last Clear Alarms Default 00000000 109 FIXED PRESS FACT Code 0 or 1 that selects Live or Fixed Factor Pressure When enabled for Fixed Factor the Pressure Factor entered at item 044 will be used for pressure correction instead of a Live pressure factor calculation based on the input from the pressur...

Page 104: ...ed Factor Temperature with Live Measured Temperature for Supercompressibility Computations 112 PCORXDUCERTYPE Code 0or1 toindicatethetypeofpressuretransducer installed Since the equations to calculate pressure correction and supercompressibility are dependant upon the transducer type make sure the selection at items 087 and 112 are properly configured for the installed transducer Select 0 Gauge De...

Page 105: ...ice the pulse width Example With a shunt resistor for 250 millisecond pulse installed at JB29 item 115 would normally set to code 4 However item 115 may also be set to codes 1 2 but not to codes 0 3 Form C Form A Select 0 62 5 125 Default 1 500 1000 2 1000 2000 3 125 250 4 250 500 116 SQUARED SUPER Supercompressibility factor squared Fpv 2 i e the square of the value at item 47 The value at item 1...

Page 106: ...VS PER WAKE UP This parameter N is used to determine the number of meter revolutions required before a full wake up is initiated and new analog measurements are taken All other meter revolutions will result in intermediate wake ups This function is a carry over from the ECAT Mini as a power conservation feature on fast meters having fairly constant pressures and temperatures The significance of th...

Page 107: ...ut the alarms are not cleared This feature is most useful if alarms need to be cleared and a laptop computer is not available If item 128 is configured for Disabled the E E E E E E E E pattern will never be displayed Select 0 Disabled 1 Enabled Default 129 LIVE DISP ENABLE Code 0 3 to select the display of live gas pressure and or live temperature as part of the Meter Reader List If enabled the li...

Page 108: ...or Mag List 1 Default 255 End of List 135 MAG LIST 1 ITEM 6 Item number of the sixth Mag List 1 item Any Mini AT item may be entered Entered a 255 at this item to indicate the End of List for Mag List 1 Default 255 End of List 136 ITEM ENABLE Code 0 3 to select if mag list items are to be identified by it s item code number If enabled the LCD will display the mag list sequence number 3 dashes and ...

Page 109: ...Way Read and Write Default 1 Read Only 2 Disabled Will not Read or Write 140 ENERGY The totalized gas energy equivalent to the totalized corrected volume item 000 multiplied by the Gas Energy Value item 142 and updated every correction cycle Default 00000000 141 ENERGY UNIT CODE The code 0 5 that selects the unit of measure for Energy 140 Select 0 THERMS Default 3 GJOULES 1 DKTHERMS 4 KILOCAL 2 MJ...

Page 110: ...item 027 TEMP LOLIM an alarm is initiated and is indicated by placing dots on the LCD and 11111111 at item 144 00000000 at item 144 indicates there is no Temperature Low Alarm The alarm indicators will remain active until manually cleared by software or automatically when RBX item 165 is enabled Also see item 106 The Temperature Low Limit value item 027 is user selectable and is normally set somew...

Page 111: ...ployed during each correction cycle wake up Selection 0 NX 19 results in the implementation of AGA 3 NX 19 Supercompressibility calculations Selection 1 AGA 8 results in the implementationofAGA 8calculations Select 0 NX 19 Default 1 AGA 8 Note When selecting AGA 8 items 053 054 and 055 are disabled However the values at these items may bechangedforreferenceonly AGA8softwaremustbeusedtocreateacompu...

Page 112: ... information must be downloaded to a computer before any additional instrument changes are permitted New events are automatically numbered sequentially starting at zero Only changes that could affect Billing are recorded all other item changes are not logged Select 0 Unlocked Default 1 Locked Note Instruments shipped to Canada are factory set with the Event LoggerLOCKED 163 RATE HIGH ALARM This it...

Page 113: ...s are automatically cleared by RBX operation The user specified value determines the magnitude of the band The PCor pressure measurement item 008 must pass completely through the dead band before the pressure alarm is automatically cleared Default 5 00 PSIG 167 TMP DEAD BAND A hysteresis band that provides a buffer below the Gas Temperature Hi limit item 028 and above the Gas Temperature Lo limit ...

Page 114: ...ard Default 1 No Time out Error 171 TIMEOUTDELAY1 The time in seconds the Mini AT waits for the host computer to send the protocol control character ENQ during instrument sign on before issuing an error 21 timeout error This function is provided as a convenience for some 3rd party communication interfaces and under most situations should not be changed from the default setting Range 7 to 60 Defaul...

Page 115: ...to 00000000 after each interrogation if needed to determine the status of future changes Default 00000000 177 PULSE REPETITION The amount of time in hours an alarm pulse will be PERIOD retransmitted if the current alarm s have not been acknowledged read Setting this item to 0 will disable this feature Integer values only fractions are not allowed Range 0 to 24 Default 24 183 PREV DAY CORVOL Yester...

Page 116: ...mpressibility Factor item 047 averaged over the selected Time Interval item 202 This value is flow weighted meaning the calculations result from input meter pulses only and relate exactly to Average Pressure item 206 and Average Temperature item 207 This is a running average so the value displayed during instrument access is the most recent calculatedvalue Default 1 0000 188 DAILY AV UNS SUP Same ...

Page 117: ...item 205 Therefore the value displayed during instrument access is the peak flow rate up to that point in time during the current gas day Default 00000000 193 DAILY PK FLOW TM The ending hour time the Daily Peak Flow Rate 192 occurred during the current gas day Default 00 00 00 194 PREDAY PK FLOW RT Yesterday s Daily Peak Flow Rate i e the daily peak flow rate that is one Gas Day old at the time t...

Page 118: ...t changed to YY MM DD format At this point item 262 may be changed to any of the format options and will be reflected at item 204 but item 199 cannot be changed from the YY MM DD format Default 01 01 98 Format DD MM YY 200 SITE ID User assigned eight digit numeric site number Limited to characters 0 9 The and are not valid characters Note All Mini ATsdownloadedusingMercuryInstrumentsWindows based ...

Page 119: ...gin the next day s computations Note The time entered should contain zeros for minutes and zeros for seconds Default 08 00 00 206 PCOR AVG PRESS Calculated PCor average pressure for the time interval selected at item 202 The average value is flow weighted meaning the only PCor pressure measurements included are obtained at the time of uncorrected volume inputs This relates exactly to the correctio...

Page 120: ...1 RPM the calculation is delayed until the time is equal to or is greater than one minute When accessed the unit will display the most recently computed value Default 0 00 210 PEAK FLOW RATE The highest INST FLOW RATE item 209 during the current time interval item 202 expressed in CorVol units 090 per hour Default 0 00 211 PEAK HOUR CORVOL The largest amount of Corrected Volume measured over a 1 h...

Page 121: ...of each new log interval Default 099999 99 218 INST DIAL RATE Instantaneous meter flow rate derived from the UncVol meter pulses and expressed in Cubic Feet per hour or Cubic Meters per hour depending on the selection at item 098 Similar to INST FLOW RATE item 209 including the 1 minute time limitation Default 0 00 219 PEAK DIAL RATE Highest value of item 218 during the current log interval Simila...

Page 122: ...Gas Day If the instrument is accessed this item will display the current value for that point in time Default 00000000 224 DAILYUNCVOL Same as UNCVOL item 002 but is initialized re zeroed at the START TIME item 205 of each Gas Day If the instrument is accessed this item will display the current value for that point in time Default 00000000 225 INCREMNTLCORVOL Same as CORVOL item 000 but is initial...

Page 123: ...nstrument must betaken UNCONFIGURED by jumpering pins 3 4 of JB24 and cycling the power This will erase all audit trail data and re maptheRAMmemoryfortenitemconfiguration Default 048 BatteryVoltage 230 OPTN REP ITEM 2 See above Default 000 CorVol 231 OPTN REP ITEM 3 See above Default 002 UncVol 232 OPTN REP ITEM 4 See above Default 008 PCor Gas Pressure 233 OPTN REP ITEM 5 See above Default 026 Ga...

Page 124: ...CTABLE REPORT ITEM 3 260 6 SELECTABLE REPORT ITEM 4 261 7 OPTIONAL REPORT ITEM 1 229 8 OPTIONAL REPORT ITEM 2 230 9 OPTIONAL REPORT ITEM 3 231 10 OPTIONAL REPORT ITEM 4 232 11 OPTIONAL REPORT ITEM 5 233 12 OPTIONAL REPORT ITEM 6 234 13 REPORT TRIGGER items 235 239 242 or 173 175 If any Report Trigger s is deactivated that particular type of an event trigger will not appear as a time stamped record...

Page 125: ...ault 00 00 00 251 PREMO PKDAY CRVL The highest Daily CORVOL item 223 of the previous Gas month Default 00000000 252 PREMO PKDAY DATE The date the previous month Peak Day CORVOL 251 occurred Format Determined by item 262 Default 01 01 98 253 MAX DAY CORVOL The highest Daily CORVOL item 223 since last manually reset Default 00000000 254 MAX DAY DATE The date the MAX DAY CORVOL 253 occurred Format De...

Page 126: ... of item 262 Select 0 MM DD YY Default 1 DD MM YY 2 YY MM DD 263 AT TIMELOG TIMESTAMP Selection to determine how Audit Trail data is downloaded from theinstrument Selecting 0 willdownloadaudittrailrecords the same as in the past i e when a snapshot of the Audit Trail item valuesweretaken Selecting 1 willshiftintervalbasedvalues ex Item 225 Incremental Corrected Volume into the previous time log i ...

Page 127: ...4800 5 300 2 2400 6 19200 3 1200 7 38400 273 MAX FLOW RATE The highest value of Inst Flow Rate item 209 since the last manualreset Default 0 00 274 MAX FLOW TIME The time when Max Flow Rate item 273 occurred Default 00 00 00 Format HH MM SS 275 MAX FLOW DATE The date when Max Flow Rate item 273 occurred Date Format Determined by item 262 Default 01 01 98 276 MAX FLOW PRESS The PCor Gas Pressure it...

Page 128: ...the last manual reset Default 0 00 286 PCOR MAX PRESS TIME The time when PCor Max Press item 285 occurred Default 00 00 00 Format HH MM SS 287 PCOR MAX PRESS DATE The date when PCor Max Press item 285 occurred Date Format Determined by item 262 Default 01 01 98 288 MAX P FLOW RATE The Inst Flow Rate item 209 when the PCor Max Press item 285 occurred Default 0 00 289 PCOR MIN PRESS The lowest value...

Page 129: ...ed by item 262 Default 01 01 98 296 MAX T FLOW RATE The Inst Flow Rate item 209 when the Max Gas Temp item 293 occurred Default 0 00 297 MIN GAS TEMP The lowest value of Gas Temperature item 026 since the lastmanual reset Default 99999 99 298 MIN TEMP TIME The time when the Min Gas Temp item 297 occurred Default 00 00 00 Format HH MM SS 299 MIN TEMP DATE The date when the Min Gas Temp item 297 occ...

Page 130: ...19 PCOR COMP COEFF 19 Default 0 000000 320 PCOR COMP COEFF 20 Default 0 000000 321 PCOR COMP COEFF 21 Default 0 000000 322 PCOR COMP COEFF 22 Default 30 00000 323 PCOR COMP COEFF 23 Default 0 000000 See information 324 PCOR COMP COEFF 24 Default 0 000000 below for more 325 PCOR COMP COEFF 25 Default 0 000000 details 326 PCOR COMP COEFF 26 Default 30 00000 327 PCOR COMP COEFF 27 Default 0 000000 32...

Page 131: ...eduledcall in Thismustberesetbythehost softwareaftereachcall Default 01 01 00 335 SCHCALL INTIME Timeofnextscheduledcall in Canberesetbyhostsoftware orreusedfornextcall in Default 01 00 00 338 SCHCALL INALARM Statusofscheduledcall inactivity 11111111 indicatescall inactivitysincelastinterrogationandintendedtoberesetto zeroaftereachread 00000000 indicatesnoactivitysince lastinterrogation Default 00...

Page 132: ... 359 P LOG COMP COEFF 19 Default 0 000000 360 P LOG COMP COEFF 20 Default 0 000000 361 P LOG COMP COEFF 21 Default 0 000000 362 P LOG COMP COEFF 22 Default 30 00000 363 P LOG COMP COEFF 23 Default 0 000000 See information 364 P LOG COMP COEFF 24 Default 0 000000 below for more 365 P LOG COMP COEFF 25 Default 0 000000 details 366 P LOG COMP COEFF 26 Default 30 00000 367 P LOG COMP COEFF 27 Default ...

Page 133: ...measurementforPLogGas Pressure 420 andotherPLogpressurerelateditems Select 0 PSIG Default 5 mBAR 1 PSIA 6 KGcm2 2 kPa 7 inWC 3 mPa 8 inHg 4 BAR 9 mmHg 409 PLOG PRESS DISP RES Code 0 4 thatselectsthenumberofdecimalpositionstothe rightofdecimalpointforitem420andotherPLogpressure relateditems Select 0 x x x x x x x x 1 x x x x x x x x 2 x x x x x x x x 3 x x x x x x x x 4 x x x x x x x x 410 PLOGCALD...

Page 134: ...edduringthemostrecentPLog SPANcalibration Default 0 00 417 PLOG CAL SPAN ThemostrecentspanvalueforthePLogpressuretransducer obtainedduringaPLogSpancalibration Thevalueis normallyverycloseto1 0000andisrecalculatedduringeach PLogPressureSpanCalibration Default 1 0000 418 1 PREV PLOG CAL SPAN Thepreviousvalueofitem417 updatedoneachPLog PressureSpanCalibration Default 1 0000 419 PLOGXDCRRANGE Theupper...

Page 135: ...edduringthe TimeIntervalselectedatitem202 Thevalueatitem422is initialized re zeroed atthebeginningofeachnewlog interval Default 099999 99 426 PLOG MAX PRESS ThehighestvalueofPLogGasPressuresincethelastmanual reset Default 0 00 427 PLOGMAXPRESSTIME ThetimewhenPLogMAXPRESS item426 occurred Default 00 00 00 Format HH MM SS 428 PLOGMAXPRESSDATE ThedatewhenPLogMAXPRESS item426 occurred Default 01 01 98...

Page 136: ...e lessthanthevalueenteredatitem456 PLogPRESSLOLIM analarmisinitiatedandisindicatedbyplacingdotsonthe LCD and 11111111 at item 452 00000000 at item 452 indicatesthereisno PLogpressurelowalarm Thealarm indicatorswillremainactiveuntilmanuallycleared by software orautomaticallywhenRBXisenabled ThePLog PressureLowLimitvalue item456 isuserselectableandis normallysetsomewherebetween0and50 oftransducer ra...

Page 137: ... 0 Default 00000000 482 DEFAULTDISPLAY Parameterusedtoselectwhichitemwillbedisplayedonthe LCDwhentheinstrumentisincorrectormode Anyitemmay beselected buttraditionallycorrectedvolumeisdisplayed Default 000 CorrectedVolume 486 MODEMATENABLE Selectiontodeterminethetypeofcall ininitiatedbythe instrument Select 0 Call inviaAlarmPulse Default 1 Call inviaATcommands 491 MODEMINITSTRING Characterstringuse...

Page 138: ...138 www honeywell com Mini AT User Guide Mini AT Door ...

Page 139: ...1 20 8285 Window Lexan 8 1 20 8286 Gasket Window 9 1 20 2196 Gasket Door 10 1 20 8330 Label MCF CCF 11 12 1 60 1228 Screw BD 6 32 x 1 2 13 2 60 1241 Screw Fil 6 32 x 7 16 Self Tap 14 3 60 1249 Screw Pan 6 32 x 5 16 S T Phillips 15 5 20 8204 Washer 6 Ext Lock 16 1 20 8961 Nameplate Mini AT Mini AT Door Parts List Item Qty Part Description 1 1 Call M I Label Window 2 1 20 4215 Latch w o Hasp Mini AT...

Page 140: ...140 www honeywell com Mini AT User Guide Meter Mount Mini AT ...

Page 141: ... 6 Ext Lock 22 2 20 8312 Plug 1 2 NPT 23 1 20 8911 Fitting Strain Relief 20 35 24 25 1 60 1202 Screw Bd 6 32 x 3 16 26 11 60 1249 Screw PN 6 32 x 5 16 Self Tap 27 2 60 1247 Screw Spanner 6 32 x 5 16 28 29 2 60 1607 Nut Hex 1 4 20 30 Mini AT Meter Mount Parts List Item Qty Part Description 1 1 20 7558 Optional Indexes 2 1 20 8124 Optional Temperature Probes 3 1 20 8513 Adapter Assembly 1 Union 4 1 ...

Page 142: ...142 www honeywell com Mini AT User Guide Wall Mount Mini AT ...

Page 143: ...ector Case 24 25 1 20 8981 Gasket Case Connector 26 27 2 20 8159 Washer 8 Int Tooth Lock 28 4 60 1303 Screw Fil Hd 8 32 x 3 8 29 10 60 1249 Screw PN 6 32 x 5 16 Self Tap 30 2 60 1247 Screw Spanner 6 32 x 5 16 31 4 60 1353 Screw Bd Hd 10 32 x 5 16 32 Mini AT Wall Mount Parts List Item Qty Part Description 1 1 20 8124 Optional Temperature Probes 2 1 20 8912 Fitting Flex Strain Relief 20 35 3 1 40 14...

Page 144: ...144 www honeywell com Page 144 Mini AT User Guide ...

Page 145: ...145 Page 145 Mini AT User Guide ...

Page 146: ...146 www honeywell com Page 146 Mini AT User Guide ...

Page 147: ...147 Page 147 Mini AT User Guide ...

Page 148: ...148 www honeywell com Page 148 Mini AT User Guide ...

Page 149: ...149 Page 149 Mini AT User Guide ...

Page 150: ...150 www honeywell com Page 150 Mini AT User Guide ...

Page 151: ...ervisory network non control system network business network o Provide Remote Access Isolation Use VPN and Business Firewall to prohibit or restrict unnecessary network traffic into control system networks from non control system network and vice versa MDM Communication o Secure the communication between the device cellular network and the remote MDM host over a private VPN IPsec tunnel o Use a fi...

Page 152: ...ttps www honeywell com product security To report a potential security vulnerability against any Honeywell product please follow the instructions at https www honeywell com product security under the Vulnerability Reporting section To view information on current malware threats impacting the Industrial Control Industry please visit https www honeywellprocess com en US support Pages security update...

Page 153: ...oluteTransducers 63 Single PointPressureCalibration Defined 65 Single PointPressureCalibration Procedure 66 2 PointTemperatureCalibration Defined 67 2 PointTemperatureCalibration Procedure 68 Single PointTemperatureCalibration Defined 70 Single PointTemperatureCalibration Procedure 71 Connectors Jumpers 8 CorrectionFactorstoMeteredVolume 13 Pressure Factor Fp 13 TemperatureFactor Ft 13 Supercompre...

Page 154: ...igh Frequency Input HFI Board 25 HFISoftware MeterScaling 26 HFISoftware PulseGenerator 26 Introduction 5 Item Code List 89 Jumpers Main Board 73 Flash Access Override Jumper 74 Force Factory Defaults Jumper 74 FlashAccessSecurityJumper 75 SerialAccessSecurityJumper 75 EventLoggerLockJumper 76 MeterReaderMode DetailedDescription 47 GainingAccessToMeterReaderMode 47 DefaultMeterReaderDisplay 48 Mag...

Page 155: ...rm Cvolumepulseoutput 40 OutputPulseSpecifications 41 QuickStartGuide 10 ReceivingtheMini AT 19 FunctionCheck 19 PressureFunctionCheck GaugeTransducer 19 PressureFunctionCheck AbsoluteTransducer 19 TemperatureFunction 19 VolumeFunctionCheck 20 ReportByException RBX 36 SerialConnector 30 Shutdown PuttingtheMini ATinto 88 Specifications 6 UnconfiguringtheMini AT 87 ...

Page 156: ...ut Mercury Instruments products contact your Honeywell Process Solutions representative visit www mercuryinstruments com or call 513 272 1111 Automation and Control Solutions Honeywell Process Solutions 3940 Virginia Ave Cincinnati OH 45227 513 272 1111 www honeywell com ...

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