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User's Guide Series A.10

1. velocity reading BAD CONNECTIONS POWER INPUT The standard model Greyline requires AC power input between mea 100 130VAC 50 60Hz 2 amp fuse is EE ga recommended No adjustments are p necessary for any voltage in this range y w A UR Optional 230VAC requires power fem D Y EVED input between 200 260VAC 50 60Hz VELOCITY See OPTIONS section of this manual O for connection of optional 9 36VDC power input AAAA aaoo DAA IMPORTANT NOTE To comply with CSA NRTL standards AC power EC aya m um 1a x Ee input and relay connection wires must EE v LE have conduit entry to the instrument 100 130VAC 50 60 Hz enclosure ELE 60 60 Hz L NIG AC T I GROUND STUD GOOD GROUND lt 1 Ohm ss R WITH 12 AWG CONDUCTOR AND 4 20mA THIS END ONLY Page 4 Greyline inslrumenls inc KEYPAD SYSTEM The AVFM II has a simple 3 button calibration system Operating and calibration modes are shown on the 16 digit alphanumeric display The keypad is used to move around the menu to calibrate the AVFM II and to view operating mode and functions
2. Lene k APTOS Je MOTs jH zgInd q 440 Lorgoung TH 5 E44 aga BT JueMW saenlbs pzeded BEG punoy NMS Ww ur 14 t A H t HOILIONM D T23I9343S lt 4 SL 447138 ONT 143881 199 k AL 22 TANNYHI Sd0W SLINN gt NANNAN NOILV amp 8ITVO II WAAV inslrumenls inc o GP el INE AVFM II Area Velocity Flow Meter Manual Series A 10 A FASSHORD 96 6 000 ft RUN A scrolling display shows the units selected from the UNI TS MODE F column the maximum value in the mode being displayed Leve 1 pu F low or veloc itu the Totalizer value and the logging status if Fe lecitu 8 carts that option is enabled E 1 Tot em LEVEL READING 2 lays From RUN use Y to view Leve1 View the level of fluid measured by the instrument VELOCITY READING From RUN use Y Y to view de luc it View the velocity of fluid measured by the instrument ECHO CONFIDENCE Level From RUN use Y Y Y to view Echo Confidence EC This indicator displays the echo strength for the level measurement SIGNAL CONFIDENCE Velocity From Run use Y Y Y Y to view Signal Confidence SC This indicates consistent or widely varying flow rates and helps gauge the quality of the velocity signal in the application Page 7 Minimum Marker EC S al I
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4. Round Easa Trapezd Square i i 1 Chan ID Height icdth Fliclth Slope From CHANNEL SETUP press to Round Easa Trapezd Square Select Round for open pipes Press Y to Chan ID and to edit the channel pipe inside Round diameter Use Y and ft to change the numbers and decimal point Select Easa for channels with cross section dimensioned as shown Press Y to He ight and to edit the channel height Press f and Y to change numbers and decimal point m 10 mad A R lt 2R HEIGHT 3R 3R R 2 Y Page 10 o GP el INE AVFM II Area Velocity Flow Meter insirumenis inc Manual Series A 10 Trapezoid Select Tr apeza for trapezoidal shaped channels Press Y and enter icit and Y and enter 212ope TRAPEZOIDAL CHANNEL RISE lt WIDTH gt RUN SLOPE RISE RUN eg l WIDTH 24 eg 2 WIDTH Im RUN 10 RUN 035m RISE 12 RISE 0 5m SLOPE RISE 12 SLOPE RISE 1 429 RUN RUN Note V shaped channels may also be monitored where the channel width is entered as 0 Square Select Square for rectangular channels Press Y to Hit and to edit the channel width Use and to change the numbers and decimal point When channel type and all units have been selected press to Store and then to tes and or T to CAL IBERT OM Page 11 Greyline inslrumenls inc CALIBRATION AVFM II Area Velocity Flow Meter Manu
5. From Time press Y to Start MMM DOA vv C ea Jan 120001 Press to position the cursor and then Y or to set the Month Day and Year that logging will Start Press to return to Start Press Y to Start time and to position the cursor under the time column HH HhM SS 24 hour clock in Hours minutes seconds eg 23 62 16 and then Y or to set the logging start Time Press to return to Start Press Y to Interval and to the Sec F in column Press Y or ft to set the logging time interval Choose LU m EX Eo Dn im ap m dm Od La ny dq 3 fi ri mn Y PR ll Sa DO DNI r ln X in Press to return to to Irrterva1 and to Reset Loa To erase all existing data in the log press to and To keep existing data in the Log press from Reset Log If you have made changes to the Start Date Time or o the data logger will automatically start a new session The AVFM II will display ex Herzz Dauz Left From the xxx Hrs Left display press Y to Store Yes Press to and then to save your Data Logging setup or press Y from Store to cancel changes made above and exit without storing changes Page 37 GP UJ fi INE AVFM II Area Velocity Flow Meter gt inc Manual Series A 10 From the Data Logging Store Yes prompt the menu will return to RUM STOP SETUP Press to position the cursor under FIM and press to activate the Data Logger to start
6. Optional 9 36VDC 3 5 W max 3 Isolated 4 20mA 1000 ohm load maximum Qty 2 rated 5 ampere SPDT Automatic temperature probe built in to level Sensor Sensor 4 20mA AC power input 5 to 140 F 20 to 60 C Optional Enclosure Heater recommended for condensation protection below 32 F 1 C 6 46 164mm m g 5 12 150mm sas 10 0 254mm Bed I 8 10 94 276mm w CONDUIT ENTRY LOCATION SIDE VIEW 0 1 ft sec 0 03 m sec 20 ft sec 12 2 m sec 1 in 25 4 mm 15 ft 4 57 m 5 to 150 F 15 TO 65 C PVC epoxy resin polyurethane ultem 25 ft 7 6 m submersible polyurethane jacket shielded 3 coaxial CSA rated Intrinsically Safe Class I Groups C D Class Il Groups E F G with optional Intrinsic Safety Barrier QZO2L VELOCITY LEVEL SENSOR 4 poc E 150 N 9 y O 38 1 mm y 25 ft 7 6 m y LLLA A gt Sensor Cae Y 3 00 hi 76 2 mm N 200 P SIDE VIEW teh sen TE m n QE y E 0 63 Dla 3 s 16 mm ox E Y Page 43 Greyline AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 Optional Velocity only Sensor QZ02L DP Minimum Velocity 0 1 ft sec 0 03 m sec Maximum Velocity 20 ft sec 12 2 m sec Operating Temperature 5 to 150 F 15 to 65 C Exposed Materials PVC epoxy resin polyurethane ult
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8. 4 20mA outputs the digital display and control relays Use it to simplify calibration of remote devices such as chart recorders or remote displays and to test Relay set points Simulation digits are shown as a percentage of full scale Use the f and Y Arrow keys to simulate amp 4mA 1 amp 4 20mA and increments of 05 008mA Increments will automatically accelerate when the or Y is continuously pressed position cursor under digits and set new number between amp amp and 23 Optional with Data Logger Speed of RS 232C transmission Select 36514 or 19266 baud rate must be set to match baud rate in Greyline Logger software and any modems used for serial communication Page 16 Greyline inslrumenls inc INSTALLATION SENSOR LOCATION AVFM II Area Velocity Flow Meter Manual Series A 10 1 Choose a sensor mounting location where silt or deposits are least likely to accumulate 2 For best results flow should be evenly distributed across the channel and relatively free of turbulence The AVFM II is very effective at averaging level and velocity readings in turbulent conditions but best accuracy and response time is achieved with evenly distributed flow 3 Avoid vertical drops obstructions or elbows immediately up and downstream from the sensor Locate the QZ02L sensor at least 10 times maximum Head level and 10 times the channel width from these flow disturbances QZ02L VELOCITY LEVEL SENSOR MOUNTIN
9. A beep is sounded as each key is pressed If the keypad is not used for 2 minutes the AVFM II will automatically go to RUH mode scrolling display Use the keypad to explore the Menu and become familiar with its features MENU FLOW CHART AVFM II Area Velocity Flow Meter Manual Series A 10 The following diagram shows part of the AVFM II Menu system Arrows show the three directions to leave a box Pressing a corresponding keypad arrow will move to the next box in the direction shown Move the cursor or underline under numerals to increase or decrease the number with the keys At the bottom of each Menu column is a Store Yes box To store the calibration values permanently even through power failure move the cursor under TOS and press the Y or t key Ifthe key is pressed with the cursor under St cr e no changes will be stored and the system will return to the top of the Menu column Page 5 SNI301S xx D S 684045 Y Saa 607 yeseH t S3HhlV347VNOlLdO Ct 1 334 F m MIN T Ie04 sur SH T MIN Z peoadeyup WIM gt 244I UTH ar qur Ead p TEAU ur BE T 238 7 2 esz S4H 8 t p enaequ 2588 235 aT BB paomssegmaw 2es BE Som SSD ao ou H s 348 8 30 8T g8 8B 45 orpeogequp Ss i eee TTS r C d seg x
10. Current Echo Strength Arrow Current Signal Confidence Arrow o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 TOTALIZER From RUH use or keys to display Tat value The Totalizer value is updated every 2 seconds with flow volume gt 1 litre 0 264 USG The display will show up to 10 digits and then restart at 0 automatically Units ff USG IG L Units m Press Y or keys to return to RUN The totalizer can be reset to zero by going to SPECIAL FUNCTION and Y to Reset Tot RELAY STATUS DISPLAY Press Y from Tot to RELAYS 1 2 Energized relays will be displayed in reverse type RELAYS z PASSWORD The password a number from amp amp to 34 prevents unauthorized access to the PASSHORD Ga CALIBRATION menu PASSHOR TD Be From RUH scrolling display press to FASSHORD a 3 Press to place the cursor under the digits and Y or to change the PASSHORD 18 number and then to proceed to CAL IBRAT ION Factory default Password is amp amp A new password can be stored by going to SPECIAL FUNCTION and Y to Heu Password Page 8 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 UNITS MODE TATALOSGING gt UNITS MODE pe CHANNEL SETUP ft in m cm LeuelFlonuvelocitu lt Range Tt3 USG USMG IG IMG ms L Press to LIH ITS MODE
11. Greyline instrument enclosure Replacement barrier fuses Part No ISB 011239 may be purchased separately Barriers must be installed in the sensor cable between the safe and hazardous locations and must be mounted in either the safe or Div 2 area Barriers may be plate busbar or rail mounted Intrinsic Safety Barrier Specifications Certified rated 9 3V max 25 ohms min Recommended Stahl Model 9001 02 093 390 10 O Oy WHITE STRIPE N TDCRA INTRINSIC SAFETY BARRIER I S S A N SO Qs GREEN STRIPE TDCR 2 INTRINSIC SAFETY BARRIER SP Em in inc TDCR 3 TDCR 1 TDCR 2 DO L S y y NO STRIPE LEVEL WHT GRN STRIPE STRIPE VELOCITY N O N C N O C NG RX PU GND TX RELAY 1 RELAY 2 4 20 4 20 4 20 RS 232 FLOW LEVEL VLCTY 100 130VAC 50 60 Hz OPTIONAL 200 260VAC 50 60 Hz L NIG AC eZ O GROUND STUD INTRINSIC SAFETY BARRIER TDCR 3 E lt Qn B ra NO STRIPE IAZARDOUS LOCATION N H MM TII IW
12. Meter inslrumenls inc Manual Series A 10 APPENDIX A OPTIONS EXTRA SENSOR CABLE OPTION VXC Each Greyline AVFM II flow meter includes 25 ft 7 6 m 50 ft 15 m or 100 ft 30 m tri coaxial sensor cable This cable is shielded from electrical interference and is watertight with a polyurethane jacket Additional cable and Cable Junction Box Option VJB may be ordered with the Flow Meter or the cable may be spliced and extended up to 500 ft 152 m total length as required during installation No adjustment is required when the sensor cable is extended or shortened Use only Greyline tri coaxial VXC shielded cable or run three RG174U coaxial cables in a metal conduit Extended sensor cable can be installed in conduit for mechanical protection Recommended installation with a metal junction box is illustrated below OPTION VJB SENSOR CABLE JUNCTION BOX NEMA4 IP55 STEEL EXTENDED SENSOR SENSOR CABLE CABLE TO ELECTRONICS SHIELDIL core 25 ft 7 6m SHIELDED TRI COAXIAL ENCLOSURE s Requ CONDUIT EY CUSTOMER EE L Q SENSOR equire or Mechanical rotection O Q Q S _ TRI COAXIAL Q y SHIELDED CABLE 500 ft 152m END GREEN WIRES MAX LENGTH MUST BE CONNECTED TO GND TERMINAL COAXIAL CABLE PREPARATION DXC Doppler sensor cable can be cut and spliced up to a maximum length of 500 ft 152 m Cable ends must be prepared as illustrated bel
13. TIME setting See SPEC IAL FUNCTION menu In Leve 1 mode the AVFM II will hold the display and outputs at the last reading until a new echo is received In FLOl mode it will display El amp amp and totalization will stop until an echo is received Er ILLEGAL Minka With optional PZ12 LP level sensor only The value entered for infa Minimum Range is less than 8 20 3 cm Fi nai must be greater than or equal to 8 20 3 cm Er ILLEGAL UNITS Your choice of UNITS exceeds a maximum value of 9 999 999 Use US MGD Imp MGD or m3 d so that UNITS will be 9 999 999 or less Err ILLEGAL SFAM The value entered for Haa is the same or less than Pli nia 2 Maximum range must be greater than minimum range p Your choice of Units exceeds 9 999 999 Use USMG 1 IMG or naea on the large display so that Units will be 9 999 999 or less ERR ILLEGAL ON or OFF setpoint is lt MirF or gt Maxka SETPOIHTZ SENSOR OPEN Instrument has detected sensor connection cable Open SENSOR SHORTED Instrument has detected sensor connection cable Shorted Page 22 Greyline inslrumenls inc FIELD TROUBLESHOOTING AVFM II Area Velocity Flow Meter Manual Series A 10 The AVFM II uses an ultrasonic level sensor to determine channel AREA and an ultrasonic Doppler sensor to measure flow VELOCITY The QZ02L transducer combines both sensors in one housing An optional configuration uses the PZ12 LP down looking level sensor and a QZ
14. es Goat Belay A at Alay ac ved bisa or AE S ae aa ie 34 RS232C Serial Output RA A R A RA ac JA RR RN RIR E a N 40 Conversion Guide RA A a Soe ee a AO A 42 Specifications RAR RA AAA RR RA RAR AA AAA AA 43 IMPORTANT NOTE This instrument is manufactured and calibrated to meet product specifications Please read this manual carefully before installation and operation Any unauthorized repairs or modifications may result in a suspension of the warranty Available in Adobe Acrobat pdf format Page 3 o GP elle AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 INTRODUCTION The Greyline AVFM II Area Velocity Flow Meter measures open channel flow in pipes and other channels Flow calculation is based on the formula Q Vx A Qis flow V is velocity and A is the cross sectional area of flow volume in the pipe or channel The AVFM II measures both level and velocity continuously Level readings plus the user entered diameter or channel width are used to calculate the cross sectional area Combined with velocity readings the AVFM II measures the flow rate FUNCTION TEST Connect the sensor to the TDCR terminals as shown below then apply power Allow 30 seconds for the AVFM II to initialize GOOD A Place QZ02L sensor flat to the bottom in a bucket of water about 6 deep and select Lee 1 mode from LIN T TS MODE menu to see a level reading B Select Va l oc itu mode and stir the water to see a
15. parallel to the water surface check with a level Mount so the tapered end of the sensor will point upstream and the sensor cable will point downstream Turn the Y hex nut clockwise to expand the bracket and secure to the pipe wall by friction fit Insert the sensor into the mounting bracket and clip or tie wrap the sensor cable securely to the stainless steel pipe band Page 30 CODE BAND SIZE VSJ6 6 150 mm ID pipes VSJ8 8 200 mm ID pipes VSJ10 10 250 mm ID pipes VSJ12 12 300 mm ID pipes VSJ14 14 350 mm ID pipes VSJ15 15 375 mm ID pipes VSJ16 16 400 mm ID pipes VSJ18 18 450 mm ID pipes VSJ20 20 500 mm ID pipes VSJ24 24 600 mm ID pipes VSJ30 30 750 mm ID pipes VSJ32 40 32 40 800 1000 mm ID pipes VSJ42 54 42 54 1100 1375 mm ID pipes VSJ56 72 56 72 1400 1800 mm ID pipes FASTEN SENSOR CABLE TO PIPE OR CHANNEL WITH METAL CLIPS OR TIE WRAPS END VIEW SENSOR GP UJ fi INE AVFM II Area Velocity Flow Meter CUL A inc Manual Series A 10 SENSOR INTRINSIC SAFETY OPTION ISB SENSOR MODELS QZ02L QZ02L DP PZ12 LP with built in temperature compensation When connected through an Intrinsic Safety Barrier the Greyline QZ02L QZ02L DP and PZ12 LP sensors are CSA certified for installation in a hazardous location rated Class I Groups C D Class II Groups E F and G Class II Intrinsic Safety Barriers may be ordered with the Greyline instrument and are supplied mounted in the
16. then Press to move the cursor under the required measurement units ft feet in inches m o meters cm centimeters A percent Press Y toLevelFlouVelocitu Ranae Use to select the operating mode of the AVFM II Level mode measures water level above the calibrated zero level Flow mode is for open channel flow in pipes or rectangular channels Displays flow in engineering units e loc itu mode displays flow velocity in units time eg ft sec or m sec Range mode displays distance from the sensor to the liquid surface like a tape measure PZ12 LP option only Press to make your selection fTt3 cubic feet LiSG US gallons LizMG US million gallons FLO only IG Imperial gallons IMG Imperial million gallons FLOW only m3 cubic meters L liters Press to position the cursor underneath your selection and press to make your selection Repeat for selection of time units E seconds min minutes hr hours d day Note The AVFM II will display Er ILLEGAL UH T TS if your choice of Units exceeds a maximum value of 9 999 999 Use US MGI Ime MGO or 13 4 so that Units will be 9 999 999 or less Press Y to Store and to es Then press or ft to store all your UMITS MODE selections Page 9 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 CHANNEL SETUP e UNTTS MODE HAMMEL SETUP CAL IBRAT ION A y
17. to Intera 1 Press and the AVFM II will report x c Hes Left indicating the amount of logging time available with your current set up You can als p press f toreturn to previous menu items and make changes Press Y to Hi aphi ound vez Press to ez and Y to enable the logging wrap function In WrapAround mode the o dest data will be overwritten by the newest If WrapAround is not enabled the logger will stop when its memory becomes full Press Y to Reset Log Yes Press to and then Y to reset the Log and erase all previous sessions and stored values Or Bresse from Reset Log to retain existing data in the Log The AVFM II will display e Hesr Daas Let From the xxx Hrs Left display press Y to Store Yes Press to and then Y to save your Data Logging setup or press Y from Store to cancel changes made above and exit without storing changes From the Data Logging Store Yes prompt the menu will return to RUM S TOP SETUP Press to position the cursor under RUN and press Y to activate the Data Logger to start at your selected start Date and Time The AVFM II will display SESS 10H MO x Press Y to return to DATA LOGGING Viewing FORMATTED Data Logs on the AVFM II Display 24 Hour Formatted logs can be viewed directly on the AVFM II display regardless of the logging mode selected From RUM press to 24 HR LOG The 24 Hour Log Report is designed to be read one line at time using the key Using the Y or keys
18. ws A BARRIER EQUIPPED UNITS ARE PACTORYANIRED WITH IAS pe RGURS EO GROUND THROU INSTRUMENT CHASSIS OWER INPUT GROUND MUST BE CONNECTED TO A GOOD GROUND 1 Ohm WITH E A 12 AWG CONDUCTOR REPLACEMENT FUSE ASSEMBLY ORDER PART NO ISB 011239 160mA Page 31 o GP elle AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 ENCLOSURE HEATER AND THERMOSTAT Option TH Instruments can be factory equipped with an Enclosure Heater and Thermostat The Thermostat 1s factory set to turn ON at 40 F 4 5 C and OFF at 60 F 15 5 C Power consumption is 15 Watts OO FACTORY CONNECTED TO AC POWER SUPPLY Page 32 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 POWER INPUT OPTION 9 36VDC AVFM II Level amp Flow Monitors may be ordered factory configured for 9 36VDC power input FUNCTION TEST Connect the sensor to the TDCR terminals as shown below then apply power A Place QZ02L sensor flat to the bottom in a bucket of water about 6 deep and select Leve 1 mode from LII TZ F ODE menu to see a level reading B Select e loc itu mode and stir the water to see a velocity reading CONNECTIONS POWER INPUT Connect 9 36VDC 0 5 Amps to the and terminals The Power Input GND must be connected to the nearest Ground pole A 1 amp fuse in line is recommended Maximum Power Consumption is 3 5 W continuous P d 1
19. 02L DP velocity sensor To troubleshoot the AVFM II verify correct operation of LEVEL and VELOCITY measurements separately Note Selecting Defaults in the SPECIAL FUMCTIOM menu will return the instrument to as shipped factory settings LEVEL QZ02L SENSOR SYMPTOMS FAULTS EC bar graph at zero very turbulent flow very aerated flow sensor not level sediment dirt grease build up on sensor Level display reads 1 0 Level less than 1 0 inches inches VELOCITY QZ02L SENSOR SYMPTOMS FAULTS Grease sediment on sensor Improper hook up No velocity reading Page 23 SOLUTIONS Increase LOE time SPECIAL FUMET TOM relocate sensor or use PZ12 LP level sensor with Bullseye level clean sensor SOLUTIONS Clean sensor with detergent Check sensor connections o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 FUSE REPLACEMENT Turn OFF power Loosen 2 Phillips corner screws and remove power module from the chassis Locate fuse on Power Board Replace fuse with 2 Amp 250V 5 x 20mm fuse Reinstall power module in the chassis A SENSOR CLEANING INSTRUCTIONS BEFORE HANDLING AVFM II sensors that have been immersed in sewage should be cleaned before handling 1 Rinse sensor and cable to remove debris 2 Immerse sensor and cable in a solution of 1 part household bleach Javex Clorox etc to 20 parts water for 5 min
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21. 2 ANG OPTIONAL 9 36VDC POWER INPUT 000 GND ee Sy IMPORTANT MUST CONNECT TOA GOOD GROUND lt 1 Ohm 1 AMP FUSE WITH 12 AWG CONDUCTOR 9 36VDC L4 Page 33 GP UJ fi INE AVFM II Area Velocity Flow Meter L inc Manual Series A 10 DATA LOGGER MENU Optional PASSHORD E DATA LOGGING J UNITS MODE nmi i RI L je gt I Loa Site ID i Formtd Trend LYT StartJan Biz Time Event Start mHiibzil amp BtartJan 61 2688 Hifnlm Lon lnm Le 3 d Interval z4Hrz Start 025025 16 Art S B AS L E y Interval 12 Hes Interval 38 Sec T Interval 18 Sec Interwal Sec Interval 8 Hra Interval z Sec T Interwal i Sec 4 interval 30 Min Interval 4 Hra Interval i8 Min T Interval Z Hin Interval 2Hin Interval i Hrs Interval 1 in J Fla Fir ound Yes Reset Log Yee v 26640 Hrs Left Y Store Tes E EEE STOR ING xx Page 34 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 DATA LOGGING Optional Setup PASSHORD 66 DATA LOGGING UNITS lt MODE Mies te fam rel Le RUM STOP set
22. A outputs transmit Flow Level and Velocity 4mA is fixed to zero flow zero velocity and zero level 20mA settings are individually configured in the CAL IBERAT IOM menu as described above MaxF entry sets 20mA Flow Mas entry sets 20mA Velocity haxLwl entry sets 20mA Level Page 13 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 RELAY PARAMETERS Each relay can be individually calibrated Press Y to E Function and to select Off Pulse Flow B Velocity B Level CAL TIBRAT LOM gt RELAY PARAMETERS SPECIAL FUNCTION Y Ei Function Off Rion 6 68 FEJ Flow gt Velocity oO Lewwel Ri on 6 68 ft3 s Rion 4 68 ft Ri OFF 6 66 413 3 Ri OFF 60 06 ft Ri LOE Off gt On gt Hold Re Function Off Ful Flow W UU OFF mode means the relay will not be energized Pulse Press and set digits to the flow volume increment required between relay pulses Use this feature for remote samplers chlorinators or totalizers Maximum pulse setting is 999 999 Minimum time between pulses is 1 second and pulse duration is 350 milliseconds Selection of Leve 1 mode disables this function Flow Press Y to select flow mode for the relay then Rion Use and f to set the On flow rate to energize the relay ELOFF use and ft to set the Off set point Selection of Lee 1 mode will disable this function Welocity Press Y to select
23. G Mount the QZ02L sensor with the stainless steel bracket and hardware supplied Ensure that the sensor is parallel to the water surface check with a level Mount with the tapered end of the sensor pointing upstream and the sensor cable pointing downstream Clip or tie wrap the sensor cable securely to the pipe or channel wall TOP VIEW EE EREE OSN Z MB QZ CAL GZO2L O MOUNTING veLOCITY LEVEL amp FLOW BRACKET SENSOR ENERO X SIDE VIEW FASTEN MOUNTING ET INSERT SENSOR INTO MOUNTING BRACKET MI FASTEN SENSOR aka CABLE TO PIPE OR CHANNEL WITH METAL CLIPS OR TIE WRAPS SET SCREW END VIEW Page 17 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 GOOD BAD yy END VIEW D SENSOR lt FLow wd now mund im SENSOR SENSOR SENSOR SENSOR END VIEW END VIEW Page 18 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 OPTIONAL PIPE BAND MOUNTING WITH QZ02L SENSOR Install the stainless steel pipe band with the sensor mounting bracket at the invert bottom of the pipe Ensure that the sensor bracket is parallel to the water surface check with a level Mount so the tapered end of the sensor will point upstream and the sensor cable will point downstream Turn the Y hex nut clockwise to expa
24. Greyline inslrumenls inc RS232C SERIAL OUTPUT with optional Data Logger AVFM II Area Velocity Flow Meter Manual Series A 10 Format 8 Bits 1 Stop Bit No Parity Baud rate may be changed under the SPEC IAL FUNC TIONS menu Factory default is 19200 baud Output Connector is DB9 Female Use the cable supplied for connection to a PC Computer Use the cable and optional Null Modem NM DB9M DB25M for connection to a modem NULL MODEM SUE Public Telephone Lines a INCLUDED D NM DB9M DB25M Modem p S a ki d Greyline 20 6 m cable Instrument included Wired as DCE Data Communication Equipment 9 PIN2 RX el 6 PIN3 TX 2 PIN 5 GND OG 6 1 PIN 6 DSR PU PIN 8 CTS PU SHIELD CASE RX PU GN RS 232 PU PULL UP Page 40 Computer o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 ENCLOSURE SUNSCREEN OPTION SCR Do not mount instrument electronics in direct sunlight Overheating will reduce the life of electronic components and condensate may form during the heat cool cycles and cause electrical shorts 11 280 mm Note lt 4 11 80 mm 5 127 mm Exposure to direct sunlight can cause overheating and moisture condensation which will reduce the operating life of electronics Protect Instruments from direct sunlight with th
25. ITED WARRANTY Greyline Instruments warrants to the original purchaser its products to be free from defects in material and workmanship for a period of one year from date of invoice Greyline will replace or repair free of charge any Greyline product if it has been proven to be defective within the warranty period This warranty does not cover any expenses incurred in the removal and re installation of the product If a product manufactured by Greyline should prove defective within the first year return it freight prepaid to Greyline Instruments along with a copy of your invoice This warranty does not cover damages due to improper installation or handling acts of nature or unauthorized service Modifications to or tampering with any part shall void this warranty This warranty does not cover any equipment used in connection with the product or consequential damages due to a defect in the product All implied warranties are limited to the duration of this warranty This is the complete warranty by Greyline and no other warranty is valid against Greyline Some states do not allow limitations on how long an implied warranty lasts or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Greyline Instruments Inc Page 27 o GP el INE AVFM II Area Velocity Flow
26. USER S GUIDE Installation amp Operation Instructions Area Velocity Flow Meter Model AVFM II Manual Series A 10 Note This page has been left blank intentionally o GP el INE AVFM II Area Velocity Flow Meter insirumenis inc Manual Series A 10 INDEX Function Test 4 Connections isaac a aa as TT 4 Keypad System E aa ae aia A RR RR KR R RRR KR N RENT RR R WU o 36 sas RE Fe 4 Menu Flow Chart RII I A IIS 5 Run saq ao aaa RRR UN Ry RT LN ORIS Sq VQ s qr 9 28 18 RKR RR RRR RRR RRR RRR RR RRR 7 Totalizer EA A A A O A O A oS S q IS R ad curd 8 Password AR RA A RR RA AR ARA AAA AA 8 Units Mode SRN SC o e an ee ee e NE R N O n alarar N R N a e e Rc N N 9 Calibration z for Open Channel Flow k AA AR ta A RARA A AA S ee ee S 12 4 20mA Outputs TIPP 13 Relay Parameters scc t e AR I IIIA A ee 14 Special Functions EROS AA RARAS SRY Be End RAR TRIAS RAS RR ARIAS 3 15 Sensor Location A para A A E TA ET a ler as ee Ge T GPS Bie 17 Enclosure Installation Kia ART A a A a Boal we al Miner A ai aaa ai qk S 21 Field Troubleshooting KN a PR RL ANT od RE Nk Pi N AR ee Sk SK Qan wo S ce J 23 Sensor Cleaning Instructions TUTTI 24 Applications Hotline A tie ob upa OR a oa 25 Product Return Procedure s a ADOS A EA AO AS ce g 26 Warranty SIGAS AR LETS ERA AS SAA DAR EAS AS AN GA 27 Appendix A Options Sesh at Wace as eal slate tha Sa a q ede edb San eu rt lt E 28 Data Logger S ay a Alay Gane say aU GS ia hul ca AB Ge hay au Sc pala aa ag au
27. al Series A 10 CHANNEL SETUF CALIBRATION l RELAY PARAMETERS MaxF 16 668 ft3 s Max 10 00 ft s Lu 10FFSET O 00OFtH From CAL IERAT LON press Y to HaxF Enter the maximum expected flow in your application If the maximum expected flow is unknown enter an estimated value Note Fla F entry is only required to calibrate 20mA output at your maximum flow rate Press Y to Mat Enter the maximum expected flow velocity in your application If the maximum velocity is unknown enter an estimated value e g 10 ft s Note Ma entry is only required to calibrate velocity at 20mA output and to set the maximum velocity measured in LT logging mode Press Y to Li 1GFFSET Set to amp amp amp when sensor is mounted on the floor of the channel When sensor is mounted above the floor of the channel enter the distance between channel floor and bottom of sensor Note 4mA is not affected by Lu 1OF FSET settings 4mA is the bottom of the channel or pipe 1 SENSOR ELEVATED TOF VIEW SENSOR ABOVE FLOOR OF USE THEME UE PIPE OR CHANNEL STAINLESS STEEL MOUNTING BRACKET SUPPLIED U SHAPE STAINLESS STEEL 16 GA RECOMMENDED HEIGHT AS REQUIRED SIDE VIEW END VIEW Page 12 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 Press Y to MinL1 Minimum level threshol
28. at your selected start Date and Time The AVFM II will display SESSION NO x Press Y to return to DATA LOGGING Event based Trend and LVT Logging Event based logging stores data points only when a High or Low set point has been reached With cursor under Ewert press Y to Hi lm Lonlm Hinlmwilllog points above a selectable level flow or velocity point rate while L on 11m will log points below a selectable level flow or velocity point Position the cursor under Hifilm or Lofilm and press Y to the At prompt Press to the numerals column and press Y or to set the alarm logging set point Press to return to At Press Y to Interval and 9 to the Sezin column Press or ft to set the logging time interval Choose LU i im m LS lU Dn m iT e d m some mu ni r e 2 Min iMin Press to return to L rt erus 1 and press to Hrap roand Press to e to overwrite the oldest data point with each new data point stored when the logger storage capacity has been reached To retain all data points collected and stop logging when the logger storage capacity has been reached press from ki aperi ound From Reset Log press to erase all existing data in the log including the on screen 24 hr log press to and To keep existing data in the Log press Y from Reset Loa If you have made changes to the Start Date Time or Interval the data logger will automatically star
29. d When the fluid head drops below MinL 1 the flow measurement is forced to zero 4mA d 1 nL 1 can be set between 1 and 6 25 4 and 152 4 mm above Li 10FFSET setting Press Y to Hai 1 Enter the maximum expected level in your application If the maximum level is unknown enter an estimated value e g 6 ft Note PMaxL 1 entry is only required to calibrate the level at 20mA output and to set the maximum level measured in L T logging mode MinRa MaxRe menu items will only appear in the calibration menu with optional PZ12 LP non contacting ultrasonic sensor OPTIONAL PZ12 LP ULTRASONIC LEVEL SENSOR mima is distance from the optional PZ12 LP sensor to the highest water level must be gt 8 203 SENSOR ue mm Use amp and ft to enter the minimum range A A MIN n paese RANGE 7777 Maxa is distance from the PZ12 LP sensor to the MAX LEVEL zero water level must be lt 12 3 66 m i i a i RANGE ZERO i MEVEL ee MUT Y Press Y to Dame ina Default setting is 2 to allow quick set up of the instrument 20 should be ideal for most applications Increased damping up to 99 slows the AVFM IT s response to turbulence and will smooth the display and outputs under turbulent conditions Decrease damping to minimize response time for fast level or velocity changes Minimum setting is 0 Press Y to Store and to to save your settings Press Y or f to Relay Paraneters 4 20mA OUTPUTS 4 20m
30. e wall mounted with four mounting screws supplied or panel mounted with Option PM Panel Mounting Kit from Greyline Instruments Avoid mounting the enclosure in direct sunlight to protect the electronics from damage due to overheating and condensate In high humidity atmospheres or where temperatures fall below freezing Option TH Enclosure Heater and Thermostat is recommended Seal conduit entries to prevent moisture from entering enclosure NEMA4X IP66 WITH CLEAR COVER COVER 1 Open hinged enclosure cover 2 Insert 8 screws and washers through the four enclosure mounting holes to secure enclosure to wall or mounting stand ENCLOSURE MOUNTING y HOLES de 3 Close cover a Additional conduit holes can be cut in the end of the enclosure t when required Use a hole saw or Greenlee type hole cutter to cut ENCLOSURE the required holes END VIEW Note This non metallic enclosure does not automatically provide grounding between conduit connections Grounding must be provided as part of the installation Ground in accordance with the requirements of the National Electrical Code System grounding is provided by connecting grounding wires from all conduit entries to the steel mounting plate or another point which provides continuity Page 21 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 ERROR WARNING MESSAGES ECHO LOSS No level echoes received within the LOE
31. em Sensor Cable 25 ft 7 6 m submersible polyurethane jacket shielded 3 coaxial Hazardous Rating CSA rated Intrinsically Safe Class Groups C D Class II Groups E F G with optional Intrinsic Safety Barrier MB QZ MOUNTING BRACKET QZO2L DP VELOCITY LEVEL SENSOR 150 N E SN O 38 1 mm 25 ft 76 m Z EE Sensor Cable Y 3 00 N 76 2 mm lt Ed gt SIDE VIEW Me E 0 63 BE CX 5 57 Optional Sensor PZ12 LP Maximum Range Minimum Range Beam Angle 12 ft 3 66 m 8 203 2 mm 8 Operating Temperature 40 to 150 F 40 to 65 C Exposed Materials Sensor PVC Mounting Bracket 316 Stainless Hazardous Rating CSA rated Intrinsically Safe Class Groups C D Class Il Groups E F G with optional Intrinsic Safety Barrier MB12 MOUNTING BRACKET FZI2 LP ULTRASONIC SENSOR Tope Mee D 25 ft 76 m Coaxial Cable E E S S SIE Sla en y e Celo DIN FACE 0 25 DIA Sfo 55 mm VIEW 6 35 mm Y 4 00 Ih 101 6 mm Te E dl E SIDE aJ E S SR Ou VIEW om Page 44 Ho ONISOIS T 3481 SH BLZ Sjeq s 607 325838 1enos S3uNIW34 TVNOLLdO 777 77777777 334 Puno aga ipendequ penaequl l L ipenaegup ipendequ ipenaequp Y TSTST
32. ine if you call for service or assistance Enter Instrument Tag number 0 9999 with optional Data Logger Press and or Y to change Month Day Year with optional Data Logger Press and ft or Y to change Hours Minutes Seconds Press and T or Y to change the number of seconds without receiving level signal echo before the AVFM II displays ECHO LOSS and Control relays change state as calibrated under Relay Parameters Factory default is 30 seconds and is recommended for most applications Minimum is 10 seconds and maximum is 60 seconds Set to 1 000 for QZ02L transducer Note Different transducer models require specific Cal Constants FLOH mode only Position the cursor under to reset the totalizer Store this selection at the Store Yes prompt Indicates current temperature at the sensor head Press to Min Teme and m to Max Teme to display the minimum and maximum temperatures the AVFM II has sensed Press to Display C F Position the cursor under C for celcius display or F for Farenheight display Press Y to return to Tere Select es only when the instrument is equipped with an optional Intrinsic Safety Barrier for sensor mounting in hazardous locations This setting compensates for the electrical characteristics of an Intrinsic Safety Barrier Press 3 times to select ez Store to erase all user settings and return instrument to factory default settings The Output simulation function controls all
33. is iridite finished aluminum sun screen Greyline Option SCR Seal conduit entries with caulking compound to further reduce moisture condensation Page 41 GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 CONVERSION GUIDE A AEREO LUE BARRELS LITRES 158 9886 VOLUME CALCULATION FOR ROUND TANKS 3 142 x R XH R TANK RADIUS 72 TANK DIAMETER H TANK HEIGHT Page 42 Greyline inslrumenls inc SPECIFICATIONS Electronics Enclosure Accuracy Display Programming Power Input Output Control Relay Temperature Compensation Electrical Surge Protection Operating Temperature electronics Velocity Level Sensor QZ02L Minimum Velocity Maximum Velocity Minimum Head Maximum Head Operating Temperature Exposed Materials Sensor Cable Hazardous Rating MB QZ MOUNTING BRACKET AVFM II Area Velocity Flow Meter Manual Series A 10 7 40 188mm NEMAAX IP 66 watertight and dust tight fiberglass with clear shatterproof hinged Lexan cover Level 0 25 of Range Velocity 296 of Reading Repeatability 0 196 F S Linearity 0 1 F S Flow Level Values Y 19 mm high 4 digit LCD Menu Status Totalizer 16 digit LCD alphanumeric 3 button keypad with Menu selection Calibration parameters are permanent when Stored even through power interruptions 100 130VAC 50 60 Hz 3 5 W max Optional 200 260VAC 50 60 Hz 3 5 W max
34. nd the bracket and secure to the pipe wall by friction fit Insert the sensor into the mounting bracket and clip or tie wrap the sensor cable securely to the stainless steel pipe band as illustrated 5 BAND ADJUSTMENT JACK VSJ PIPE MOUNTING BAND EN rudi DETAIL BAND ADJUSTMENT JACK SENSOR MOUNTING BRACKET LJ OPTIONAL QZ02L DP VELOCITY SENSOR MOUNTING Mount the velocity sensor at the bottom of the channel or pipe in a position where it will be continuously submerged The QZ02L DP velocity sensor does not have to be exactly parallel to the water surface Position where silt or solids will not build up on the sensor Page 19 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 OPTIONAL PZ12 LP LEVEL SENSOR MOUNTING Mount the PZ12 LP non contacting ultrasonic level sensor in an unobstructed position at least 8 203 2 mm above the high water level Install the stainless steel mounting bracket in a horizontal position check with a level and then insert the PZ12 LP sensor PZ12 LP SENSOR MB12 MOUNTING BRACKET PZ12 LP MANHOLE MOUNTING PZ12 LP PIPE MOUNTING PZI2 LP a o a O WATER Page 20 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 ENCLOSURE INSTALLATION Locate the enclosure within 500 ft 150 m of the sensor It can b
35. ow GOOD _BAD BLACK BLACK INSULATION INSULATION HAS BEEN HAS NOT REMOVED BEEN REMOVED Page 28 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 SENSOR CABLE JUNCTION BOX OPTION VJB Optional Watertight steel NEMAA IP55 Junction Boxes with terminal strips are available from Greyline Instruments DIMENSIONS OPTION VJB JUNCTION BOX 5 5 140mm SIDE VIEW Comm 3 31 TOP VIEW O 84mm Mounting a 5 127mm Page 29 VSJ PIPE MOUNTING BAND Greyline inslrumenls inc SS PIPE MOUNTING BAND OPTION VSJ AVFM II Area Velocity Flow Meter Manual Series A 10 Use optional VSJ stainless steel Pipe Mounting Bands 4 for easy Sensor installation in round pipes Ch Each Pipe Band includes U NN BAND ADJUSTMENT Band Adjustment Jack allowing 0 5 13 mm adjustment from the nominal band size Stainless steel bracket for Sensor mounting JACK Pre drilled for tie wraps included to secure Sensor cable BAND ADJUSTMENT JACK SENSOR MOUNTING BRACKET E END BRACKET V5 HALF PIPE MOUNTING BAND Z E ADJUSTMENT FLOW JACK SENSOR MOUNTING BRACKET Mounting Instructions Install the stainless steel pipe band with the sensor mounting bracket at the invert bottom of the pipe Ensure that the sensor bracket is
36. shipping a product to the factory please contact Greyline by telephone fax or email to obtain an RMA number Returned Merchandise Authorization This ensures fast service and correct billing or credit When you contact Greyline please have the following information available Model number Software Version Serial number Date of Purchase Reason for return description of fault or modification required Your name company name address and phone number dm O a 2 Clean the Sensor Product Important unclean products will not be serviced and will be returned to the sender at their expense Rinse sensor and cable to remove debris 2 If the sensor has been exposed to sewage immerse both sensor and cable in a solution of 1 part household bleach Javex Clorox etc to 20 parts water for 5 minutes Important do not immerse open end of sensor cable 3 Dry with paper towels and pack sensor and cable in a sealed plastic bag 4 Wipe the outside of the enclosure to remove dirt or deposits 5 Return to Greyline for service 3 Ship to Greyline After obtaining an RMA number please ship the product to the appropriate address below Canadian and International USA Customers Customers Greyline Instruments Inc Greyline Instruments Inc 16456 Sixsmith Drive 105 Water Street Long Sault Ont KOC 1P0 Massena NY 13662 RMA RMA Page 26 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 LIM
37. t a new session The AVFM II will display ex Herzz Dauz Left From the sce Hrs Left display press Y to Store vez Press to and then Y to save your Data G setup or press Y from Store to cancel changes made above and exit without storing changes Page 38 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 From the Data Logging Store Yes prompt the menu will return to RUM STOP SETUP Press to position the cursor under RUN and press to activate the Data Logger to start The AVFM II will display SESSION HO x Press to return to DATA LOGGING Note Greyline Logger software cannot accurately calculate totals from event based log files Use trend logging format if totals must be calculated Logging Sessions Each time you select 3 TOF in the DATA LOGGING menu the Data Logger stores the current data in memory as a SESS TOM HO automatically numbered from i to 14 If you resume logging by selecting RUN the Data Logger will report that a new logging session is started and titled SESS 10M HO x When you download the logger files to your PC using Greyline Logger software each Session will open as a separate graph table titled Greyline Data Log xx Important If you STORE instrument calibration changes under the LIH I TZ HODE or CAL IERAT ION menus STOF the data logger and select RLIM again to start a new logging Session with your new calibration values Page 39
38. up Log Site ID i J Formtda Trend LY T From RUM STOP SETUP press to SETLIP and then Y toLos Site ID amp Press to position the cursor under the numeral and Y or to change the numerals The Site ID number is retained with data logging sessions to identify logs stored from different locations Regardless of the logging mode selected a 24 hour flow report will be created and displayed under the 24 HR LOG menu Formatted Data Press Y from Loa Site ID and press from For mta F artc data stores a summary of flow readings over a user selectable time period The summary includes DATE and TIME Interval TOTAL Interval AVERAGE Interval MAX FLOW Interval MAX FLOW TIME Interval MIN FLOW Interval MIN FLOW TIME From Formtd press to Start MRM DD vv eg Jan 1 2000 Press to position the cursor and then Y or ft to set the Month Day and Year that logging will Start Press to return to Start Press Y to Start time and to position the cursor under the time column HH HhM SS 24 hour clock in Hours minutes seconds eg 23 512 16 and then Y or ft to set the logging start Time Press s to return to Start Press Y to Imter a 1 and to the Hr column Press or T to select the flow logging interval Choose from 24 Hes or 12 Hrs or S Hes or 4 Hrs or 1 Hrs Page 35 GP SL fi INE AVFM II Area Velocity Flow Meter EA inc Manual Series A 10 Press to return
39. utes Do not immerse open end of sensor cable or cable plug Ensure that the protective cap is properly fitted to the cable plug before immersing in water or cleaning solution 3 Remove grease from sensor with clean water and mild soap Do not use abrasive cleaners solvents or high pressure washers SENSOR CLEANING WHILE AVFM II IS IN OPERATION Use a soft brush or broom to wipe the sensor face DO NOT USE an abrasive tool or gouge the surfaces of the sensor Remove the sensor from its mounting bracket to remove severe build up of debris or stringers attached to the sensor cable or mounting bracket Page 24 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 APPLICATIONS HOTLINE For applications assistance advice or information on any Greyline Instrument contact your Sales Representative write to Greyline or phone the Applications Hotline below United States Tel 315 788 9500 Fax 315 764 0419 Canada Tel 613 938 8956 Fax 613 938 4857 Toll Free 888 473 9546 Email info greyline com Web Site http www greyline com Greyline Instruments Inc Canada USA 16456 Sixsmith Drive 105 Water Street Long Sault Ont K0C 1P0 Massena NY 13662 Page 25 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 PRODUCT RETURN PROCEDURE Instruments may be returned to Greyline for service or warranty repair 1l Obtain an RMA Number from Greyline Before
40. velocity mode for the relay then Ri an Use and ft to set the On flow velocity to energize the relay FiOFf use and ft to set the Off flow velocity Selection of Leve 1 mode will disable this function Leuel Press Y to select level mode for the relay then Ri on Use and ft to set the On level to energize the relay ELOFF Use and ft to set the Off level Fi LOE Press to select OFF On Hold In a loss of echo condition the relay will turn off de energize on energize or hold its current state Each relay can be individually configured Press To calibrate a relay in level mode for echo loss only set the relay On and Off points to exactly the same value then set LOGE to On mode The relay will now energize only when a level echo loss condition occurs Press Y to Store Yes and 9 to Yes Press ft or to save your Relay settings Page 14 o GP el INE AVFM II Area Velocity Flow Meter inslrumenls inc Manual Series A 10 SPECIAL FUNCTIONS SPECIAL FUNCTION Page 15 Greyline SUS 7 inc AWF AH II 42 26 Cien Codes Yes Tag Date JUN Bi 204 Time MH s did SS LOE TIME Cal Const HARE Temp 2S BL ISEZ Ho Yes Defz ultz7 Yes Simal Hen assu or Com Se Los AVFM II Area Velocity Flow Meter Manual Series A 10 shows software version installed Select and then Y to display an instrument performance code Faults detected by the instrument are stored in the code and will be requested by Greyl
41. will return the display to the Date column TODAYS DATE DAILY TOTAL DAILY AVERAGE HAs PLO MAs FLO TIME MIH FLOW d LIN FLOW TIME previous Date c j s previous Dare j s previous pate previous Date os s PREY IOUS DATE The current day plus the past 255 days of data can be displayed Greyline Logger Windows software will display up to 1300 days of data Trend Data Logging Setup From RUM STOF SETUP press to SETUP and then Y to Loa Site ID amp Press to position the cursor under the numeral and Y or to change the numerals The Site ID number is retained with data logging sessions to identify logs stored from different locations From Loa Site ID press Y to Formtda Trend LT and press 9 to position the cursor under Trend Then press Y to select Time based logging Page 36 GP SL fi INE AVFM II Area Velocity Flow Meter EA inc Manual Series A 10 LVT Data Logging Setup Press Y from Loa Site ID and press from LT Level Velocity Temperature LVT mode stores separate level velocity and temperature readings over a user selectable time period LVT data log files can be converted to flow using Greyline Logger software Note In LVT mode three data points are stored for each time interval Time based Trend and LVT Logging Time based logging allows you to choose Start and Stop times and a logging interval

User's Guide Series A.10

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