Flo-Dar and Flo-Logger XT™
Contents
1. 51 8 1 Repla c me nt PAIS cca tC cm 51 8 2 ACCESSONES s 55s love wise nus dettes Sn de ER Ne rale deer rae ha pen ER FER NE ue deeds pea Te dae ri eaa 51 53 Section 9 Contact Information Section 1 Specifications Specifications are subject to change without notice Flo Dar XT sensor 160 5 W x 432 2 L x 297 D mm 6 32 x 16 66 x 11 7 in With SVS D 387 mm Dimensions 15 2 in Weight 4 8 kg 10 5 Ib Enclosure IP68 waterproof rating polystyrene Operating temperature 10 to 50 C 14 to 122 F Storage temperature 40 to 60 C 40 to 140 F Power requirements Supplied by Flo Logger XT Interconnecting cable can be disconnected at both the sensor and the logger Polyurethane 0 400 40 015 in diameter IP68 Standard length 9 m 30 ft maximum length 305 m 1000 ft Depth measurement Method Ultrasonic Standard operating range from Flo Dar housing to liquid 0 to 152 4 cm 0 to 60 in Optional extended operating range from transducer face to liquid 0 to 6 1 m 0 to 20 ft with 48 18 cm 17 in deadband temperature compensated Accuracy 1 0 25 cm 0 1 in Surcharge depth measurement Method Piezo resistive pressure transducer with stainless steel diaphragm Auto zero function maintains zero error lt 0 5 cm 0 2 in Range 3 5 m 138 in overpressure rating 22. 300 mm 115 1 mm 11 81 in 4 53 in 621 mm 24 45 in 510 8 mm 20 11 in 160 5 mm 6 32 in 423 2 mm 16 66 in 533 mm 21 in Figure 5 Flo Dar XT sensor dimensions 1 Optional extended depth sensor 3 Minimum clearance for cable 2 Minimum clearance for cable with extended depth sensor 15 Installation 115 1 mm 4 53 in 386 6 mm 15 22 in 160 5 mm 6 32 in 423 2 mm 16 66 in 533 mm 21 in 2 Figure 6 Flo Dar XT sensor with SVS dimensions 1 Minimum clearance for cable 16 Installation The dimensions of the standard frame for wall installation are shown in Figure 7 Y M Seid Y es KXXX Kees 94 19 05 mm 0 75 in 462 28 mm 18 2 in XX ed T OX RES E ER SZ ee 165 1 mm lt x z3 6 5 in Q Ee Es SOY Sony eso eoo SoS XX ace RS Re 116 58 mm 4 59 in nn 19 05 mm 0 75 in Figure 7 Standard frame dimensions 1 22 8 in with 21 4 in spacer 32 6 in with 12 in spacer 3 2 2 1 Assemble the clamps on the frame and wall bracket Install the clamps on the frame and wall mount bracket before installation on the wall Prerequisites Frame e Wall mount bracket e Clamps e Hardware wall bracket spacer nuts and bolts Procedure 1 Position two clamp halves one with threads and o
3. 15mW and is well below government stated exposure limits for uncontrolled environments users of this product should follow proper safety protocols for the handling of devices with radar frequency transmitters Avoid placing the head and other vital organ areas within the microwave beam within 1 meter of the microwave aperture Important Note Delicate Instrumentation Handle with care to prevent damage to the microwave transmitter Damaged transmitters can result in higher signal power levels which can interfere with essential terrestrial microwave links 5 1 Preventive maintenance Examine the Flo Dar XT sensor on an annual basis to look for corrosion or damage that can allow environmental gases into the interior Make sure that no swelling blistering pitting or loss of material has occurred on the upper and lower portions of the main plastic enclosure the depth module or the radome If the extended depth sensor is used examine the enclosure and the four 4 20 SS bolts If the surcharge velocity sensor SVS is used make sure the unit is not corroded and the labels are readable Inspect the cable connectors for any damage or corrosion and tighten all connectors in the system The only parts of the XT system that can be replaced by the user are the bail assembly cable and desiccant If the sensor becomes defective it must be replaced as a complete unit Check the electrical connections Examine the cable connectors on an annual ba
4. 20 ft s Surcharge depth measurement Surcharge depth supplied by Flo Dar XT sensor Flo Logger XT Portable DC Powered Electronics Data storage 64K 16K cycles of velocity depth data Local terminal RS232C at 19 2K baud Power requirements Lithium battery pack housed in the logger or alkaline battery pack housed in a separate waterproof enclosure requires external power connector option Timebase accuracy One second per day Housing Temperature Sealed watertight polystyrene meets IP68 rating Length 37 03 cm 14 625 in Diameter 19 69 cm 7 75 in Weight 4 4 kg 9 8 lbs including lithium batteries Operating range 10 to 51 C 14 to 125 F Storage range 20 to 51 4 to 125 F Sensor Logger disconnect Both the sensor and the logger have waterproof IP68 connectors for easy separation from the interconnecting cable Remote communications RTU configured with a packet switched IP protocol data over a cellular network supported with a FCC approved embedded cellular modem Certifications This Intentional Transmitter is FCC and Industry Canada listed Certified to FCC ID VIC FLODAR24 and IC 6149A FLODAR24 Operation is subject to the following conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that causes undesired operation No additional user
5. Repair Service Flow Tronic Rue J H Cool 19a B 4840 Welkenraedt Belgium Tel 32 87 899799 Email site flow tronic com www flow tronic com Hach Company maintains a worldwide network of dealers and distributors To locate the representative nearest you send E mail to hachflowsales hach com or visit www hachflow co Technical and Customer Service Department personnel are eager to answer questions about our products and their use In the U S A call 1 800 635 1230 Outside the U S A and Europe send E mail to hachflowservice hach com or call 1 301 874 5599 Authorization must be obtained from Hach Company before sending any items for repair To send the monitor to the factory for repair 1 Identify the serial number of the monitor unit 2 Record the reason for return 3 Call the Customer Service Department 1 800 368 2723 and get a Service Request Number SRN and shipping label 53 Contact Information 4 Use the shipping label provided and ship the equipment in the original packaging if possible Note Do not ship manuals computer cables or other parts with the unit unless they are required for repair 5 Make sure the equipment is free from foreign debris and is clean and dry before shipping Sensors returned without cleaning will be charged a fee 6 Write the SRN number on the shipping box 7 Make sure that all return shipments are insured 8 Address all shipments to Hach Company 5600 Lindbergh
6. Temporary mount assembly standard frame 34 in to 52 in manhole Temporary mount assembly standard frame 52 in to 70 in manhole Temporary mount assembly standard frame 70 in to 88 in manhole Temporary mount assembly standard frame 89 in to 107 in manhole Temporary mount assembly extended frame 34 in to 52 in manhole Temporary mount assembly extended frame 52 in to 70 in manhole Temporary mount assembly extended frame 70 in to 88 in manhole Temporary mount assembly extended frame 89 in to 107 in manhole Teloger software software used to set up Flo Logger XT Verizon cellular fee 800017701 110000701 A CBA HOSTING 510012701 110000501 151000201 Odd Shape SPC DDS ALARM 245000501 800007201 420001001 570015001 800016401 800016402 800016403 800016404 800016301 800016302 800016303 800016304 624250C DATAXFR 51 Replacement Parts and Accessories 52 Section9 Contact Information Ordering information for the U S A By Telephone 800 368 2723 Information Required By Mail Hach Company By Fax 4539 Metropolitan Court 301 874 8459 Frederick MD 21704 9452 U S A Ordering information by e mail hachflowsales hach com e Hach account number if available e Billing address Your name and phone number Shipping address e Purchase order number e Catalog number Brief description or model number e Quantity European Union Outside the U S A and EU Technical Support
7. 1 Internal lithium battery installation 31 3 5 2 External alkaline battery installation 32 9 5 2 Baley life sec eer bd Bae M die en autc tnn t A LEONAS EE cres annee es 32 3 5 22 Data back p Cin cell seen nine di ties Rene R Re 32 Section 4 Programming the XT ies tte ed rti ere biet odr etre terne te benne ent 33 NEU p 33 4 2 Programming the recorder autant net a PV Le man tenses 39 4 3 Check Real Time readings ses 39 4 4 Checking server COMMUNICATIONS x roue pec edendo nde tan didus Se t weed dup gue 41 Section 5 Mainte an e ne te Pe eta en tn A asc oe fuc Sep E Eai 43 5 1 Preventive maintenance ere rne gato tinc ann nee nt ne 43 5 2 Cleaning The Ins tEammie hl soot tt aor ele eoo spot orne dde tli o en Eas pre Da Eaa 44 5 3 Cable replacemert e er oto e RERUM rhe breue eu QE rae ed ra Pene n aea MU E RR 44 5 4 Flo Logger XT Maintenances oce mean ete deb eee ust a a aT 45 5 4 1 Flo Logger XT ClOAMING Se Sr wince Rotor ee tte qu Pest sistat ortae Me ot ondes di 45 5 4 2 D siccant replacement seen rente er Pan cs uie iud donne aa tu rore dee fuu 45 Section 6 Troubleshooting ete tee tete oo hri iem tela ete D pe E De Abrir due east a uf 47 Table of Contents Section 7 Limited warranly tant suka Rene aue dem t bia iOS una eru ERR EUN HE eines 49 Section 8 Replacement Parts and Accessories
8. Drive North Dock Loveland Colorado 80539 0389 U S A Attn SRN XXX 54
9. Make sure this connector is tight For Flo Dar XT sensors check and tighten the connector at the sensor Monitor operation e Check the Event Log for any problem events e Write down abnormal events that occur and contact the factory 47 Troubleshooting 48 Section 7 Limitations Limited warranty Hach Company warrants its products to the original purchaser against any defects that are due to faulty material or workmanship for a period of one year from date of shipment unless otherwise noted in the product manual In the event that a defect is discovered during the warranty period Hach Company agrees that at its option it will repair or replace the defective product or refund the purchase price excluding original shipping and handling charges Any product repaired or replaced under this warranty will be warranted only for the remainder of the original product warranty period This warranty does not apply to consumable products such as chemical reagents or consumable components of a product such as but not limited to lamps and tubing Contact Hach Company or your distributor to initiate warranty support Products may not be returned without authorization from Hach Company This warranty does not cover Damage caused by acts of God natural disaster labor unrest acts of war declared or undeclared terrorism civil strife or acts of any governmental jurisdiction Damage caused by misuse neglect accident or imp
10. VIC FLODAR24 and IC 6149A FLODAR24 Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that causes undesired operation No additional user license is required Any changes or modifications not expressly approved by Hach Company Inc could void the users authority to operate the equipment General information 2 2 Product overview The Flo Dar XT Sensor measures the flow velocity and liquid depth in open channels using radar and ultrasonic technology The unit is designed to withstand submersion during surcharge conditions The optional surcharge velocity sensor provides velocity measurements during surcharge conditions Figure 1 shows the configuration of an XT system in a suitable location Figure 1 System overview 1 Flo Dar sensor with optional surcharge velocity sensor 4 Flo Logger XT 2 External long life alkaline battery optional 5 Mounting frame 3 Burial antenna 6 Suitable environment 2 2 1 Theory of operation The Flo Dar XT Sensor is mounted above an open channel of water and measures the surface velocity and depth from above the surface of the water The two measurements are used to calculate the flow rate During surcharge submerged conditions a pressure transducer measures depth The optional surcharge velocity sensor SVS can be used to measure velocity duri
11. at the correct position r 7 RAVAN 25 4 mm 1 in os de Figure 12 Vertical alignment of Flo Dar XT sensor with SVS 1 Spacer 3 SVS sensor optional 2 Distance from crown of pipe to top of frame 3 2 2 6 Align the sensor horizontally The sensor must be aligned horizontally to make sure that the sensor is centered over the flow If the pipe is not level and has a slope of 2 degrees or more align the sensor to be parallel with the surface of the water Prerequisites Bubble level Procedure 1 Remove the paper backing from the bubble level and attach the level to the sensor Figure 10 on page 21 Loosen the clamps and tap the frame into position Tighten both clamps and measure the frame position to make sure it is at the correct position 3 2 2 7 Make a final alignment check The correct vertical and horizontal alignment of the sensor is necessary for accurate measurements 1 Measure the vertical alignment section 3 2 2 4 on page 21 or section 3 2 2 5 on page 22 and make adjustments if necessary 23 Installation 2 Measure the horizontal alignment section 3 2 2 6 on page 23 and make adjustments if necessary 3 Repeat steps 1 and 2 until no further adjustments are necessary 3 2 2 8 Optional extended depth sensor installation The extended depth sensor Figure 13 can be used when the pipe or channel depth exceeds the standard level specifications refer to Specificatio
12. by pressing the tamper button until it lignts steadily Release the tamper button The LED will remain lit while the unit makes a call When the call is completed go to the DDS website to check whether the recorder has successfully called in to the server If the call did not complete successfully read the recorder locally with the cable in order to upload the event log to the laptop database To view the event log click on View Recorder Status Event Log A screen similar to the one below will appear 41 Programming the XT 42 Section 5 A Maintenance Danger Explosion hazard When using the retrieval pole make sure to connect the grounding strap to the ground lug of the barrier with the sensor cable at least the shields terminated to the barrier This is to prevent ignition of explosive gases due to static discharge The safety of the transmitter may be impaired if any of the following conditions have occurred e visible damage e storage above 70 C for prolonged periods e exposure to severe transport stresses e previous installation e failure to operate properly If any of these conditions have occurred return the device to the manufacturer for recertification CAUTION Radar RF Exposure Hazard Although the Flo Dar XT microwave power level is very small
13. is returned to the sensor The transit time to the surface and back is used to calculate the distance from the water surface to the sensor The pipe diameter is used to convert the distance to water depth The depth sensor on the Flo Dar XT unit can measure distances up to 1 5 m 5 ft For larger channels an extended range sensor is available to measure up to 6 1 m 20 ft During surcharge conditions a pressure transducer in the Flo Dar XT unit is used to measure depth Flow calculations The velocity and depth measurements are used with the pipe diameter to determine the flow rate The flow rate is calculated from the continuity equation 1 1 Flow rate Average velocity x Area where Flow rate volume of liquid that passes the sensor per unit time e g 200 gallons per minute Average velocity average velocity of the liquid calculated using surface velocity measurements and algorithms Area cross sectional area of the liquid in the channel calculated using the channel dimensions and depth measurement 10 Section 3 A A Installation DANGER Potential Explosion Hazard CAUTION Radar RF Exposure Hazard Although the Flo Dar XT microwave power level is very small 15mW and is well below government stated exposure limits for uncontrolled environments users of this product should follow proper safety protocols for the handling of devices with radar frequency transmitters Avoid placing the head and other vital organ
14. license is required Section 2 General information 2 1 Safety information Please read this entire manual before unpacking setting up or operating this equipment Pay attention to all danger and caution statements Failure to do so could result in serious injury to the operator or damage to the equipment To ensure that the protection provided by this equipment is not impaired do not use or install this equipment in any manner other than that specified in this manual 2 1 1 Use of hazard information DANGER A Indicates a potentially or imminently hazardous situation which if not avoided will result in death or serious injury WARNING A Indicates a potentially or imminently hazardous situation which if not avoided could result in death or serious injury CAUTION A Indicates a potentially hazardous situation that may result in minor or moderate injury Important Note Indicates a situation which if not avoided may cause damage to the instrument Information that requires special emphasis Note Information that supplements points in the main text 2 1 2 Precautionary labels Read all labels and tags attached to the instrument Personal injury or damage to the instrument could occur if not observed This is the safety alert symbol Obey all safety messages that follow this symbol to avoid potential injury If on the instrument refer to the instruction manual for operation or safety information Electrical
15. surcharge level pressure transducer When a desiccant cartridge becomes pink replace it with a new blue cartridge Two cartridges can be used in series for long lasting protection Desiccant cartridges can be purchased from the manufacturer 29 Installation 3 4 2 Attach the Flo Logger XT 1 Find the nylon mounting strap on the unit Figure 19 item 2 2 Attach the portable monitor with the nylon strap to a stable structure such as a manhole ladder rung Make sure the unit is tightly attached To decrease the chance of contamination buildup on the sensor cable wind unwanted cable and attach it out of the way 3 4 3 Sensor connection 1 Connect the sensor cable to the sensor connector found on the bottom of the monitor housing Make sure that the sensor end of the cable is already connected to the sensor Check the sensor connector for tightness and tighten one more 1 turn if possible Figure 19 Flo Logger XT connections 1 RS2322 serial communications connector 6 APR Port desiccant cartridge connection 2 Mounting strap 7 Desiccant cartridge 3 Surcharge velocity sensor SVS connector optional 8 Antenna connector 4 Sensor connector 9 O 8 pin connector lithium battery powered units only 5 Pressure test fitting 10 12 V external power connector alkaline battery powered units only 3 5 Battery installation 30 The Flo Logger XT is energized by an internal lithium b
16. the cable points toward the center of the manhole Turn the retrieval pole clockwise to engage the locking bars into the frame Apply power to the sensor 5 3 Cable replacement 44 Note Replace the cable only when it is damaged Procedure 1 Remove power to the sensor 2 Putthe hook on the retrieval pole for removal without manhole entry Make sure the grounding strap is on the pole 3 Hook the bail on the sensor and turn the pole counter clockwise to unlock the sensor from the frame Remove the sensor 4 Remove the cable clamp by removing the two Phillips screws on the sensor handle Remove the cable 5 Install the new cable Make sure that the connector is aligned properly and that no debris or water gets into the connector Apply a small amount of dielectric silicon grease to the sealing surfaces of the connector and make sure it is tightened securely 6 Replace the cable clamp Lower and position the sensor on the frame Make sure that the cable points toward the center of the manhole 8 9 Maintenance Turn the retrieval pole clockwise to engage the locking bars into the frame Apply power to the sensor 5 4 Flo Logger XT maintenance 5 4 1 Flo Logger XT cleaning The Flo Logger XT should be cleaned on a periodic basis depending on its usage Use a mild detergent and water on the exterior only and wipe with a clean cloth Examine the case for cracks or damage 5 4 2 Desiccant replacement Note If
17. will expand automatically as the real time process begins The expanded window will appear similar to the screen below ree Local Communications Recorder s Status Rec Id 151308 Rec Time 7 26 2007 4 19 33 PM Extemal DC 11 18 Volts Local Battery 10 87 Volts Remote Battery 0 00 Volts Latest readings v Hide channels that are off Use Classic View Time St Ch 4 fin Ch 5 ffps Ch 6 Ch 7 fin Ch 8 fps Ch 9 7 26 2007 4 16 07 PM 0 0 0 0 0 0 7 26 2007 4 16 14 PM 0 0 0 0 0 0 7 26 2007 4 16 21 PM 0 0 0 0 0 0 7 26 2007 4 16 28 PM 0 0 0 0 0 0 7 26 2007 4 17 41 PM 1455 13 81 0 017136 18 4 0 0 7 26 2007 4 17 48 PM 1455 13 81 0 017136 18 4 0 0 7 26 2007 4 18 42 PM 1455 13 81 0 017136 18 4 0 0 7 26 2007 4 18 50PM 1455 13 81 0017136 18 4 0 0 7 26 2007 4 18 58PM 1455 13 81 0017136 18 4 0 0 7 26 2007 4 19 05PM 1455 1381 0017136 184 0 0 Stop 3 Click the Close button to exit real time 4 To view the FFT click on View Recorder Status FFT Data feed Telogers for Windows File Edit MUR Communicate Setup Help v Toolbar Ej amp Recorders in database Ready Cur PRET s Telog Instruments T elogers DATA Not Busy Po NUM Log files gt Schedule summary FFT data for 151434 at 06 12 2007 06 59 04 Index low 33 high 65 4000 2000 1000 8 76000 fps 17 52000 fps 26 28000 fps 40 Programming the XT 4 4 Checking server communications Tamper a call to the server
18. 2 Calculate the average of the three measurements Record this number for use during the software setup for the site Figure 17 Pipe diameter measurement 3 3 Electrical installation 3 3 1 Wiring safety information When making any wiring connections to the instrument the following warnings and notes must be adhered to as well as any warnings and notes found throughout the individual installation sections For more safety information refer to Safety information on page 7 CAUTION A Possible danger to sensor or logger Always disconnect power to the instrument when making any electrical connections CAUTION Radar RF Exposure Hazard A Although the Flo Dar XT microwave power level is very small 15mW and is well below government stated exposure limits for uncontrolled environments users of this product should follow proper safety protocols for the handling of devices with radar frequency transmitters Avoid placing the head and other vital organ areas within the microwave beam within 1 meter of the microwave aperture 3 3 1 1 tiectrostatic Discharge ESD considerations Important Note To minimize hazards and ESD risks maintenance procedures not requiring power to the instrument should be performed with power removed Delicate internal electronic components can be damaged by static electricity resulting in degraded instrument performance or eventual failure 27 Installation The manufacturer recommends taking the f
19. 5 x full scale Velocity measurement Method Radar 24 125 GHz Range 0 23 m s to 6 10 m s 0 75 to 20 ft s Frequency Range 24 075 to 24 175 GHz 15 2mW max Accuracy 0 5 0 03 m s 0 1 ft s Certifications The Flodar Transmitter is Certified to the following requirements Transmitter type Field Disturbance Sensor Frequency 24 125 Ghz Doppler pulse Maximum rated power output 128dbuV ave 3 meters Certified to FCC Part 15 245 FCC ID VIC FLODAR24 Industry Canada Spec RSS210 v7 IC No 6149A FLODAR24 Use of this device is subject to the following conditions 1 There are no used serviceable items inside this device 2 The user must install this device in accordance with the supplied installation instructions and must not modify the device in any manor whatsoever 3 Any service involving the transmitter must only be performed by Hach Company 4 The user must ensure that no one is within 20cm of the face of the transmitter when operating Flow measurement Method Based on continuity equation Accuracy 5 of reading typical where flow is in a channel with uniform flow conditions and is not surcharged 1 full scale max Specifications Surcharge Conditions Depth Velocity Power requirements Power supplied by Flo Logger XT Velocity measurement optional surcharge velocity sensor Method Electromagnetic Range 6 1 m s
20. 97979 e Select the radio buttons as shown Instant readings every 15 minutes means that the recorder will call the server every 15 minutes This interval can be changed if desired e Click the OK button when finished with the selections The screen will return to the Communications Numbers tab 34 Programming the XT 6 Click the Call Schedule button The window shown below will pop up On the Recorder calls system tab make sure that By the day appears in the window near the middle of the screen This indicates that the recorder will perform a maintenance call at 12 00 AM each day Schedule Recorder calls system System calls recorder Recorder to schedule D z Recorder Type 33 MMI added recorder 1 15 2007 1 38 20 romatically PM lt N gt lt N gt Scheduling information IIT Ej pL Calls wil be scheduled every day at 12 00 00 AM Next calin Recorder not scheduled Summary FF show recorder name f Cancel 7 Click the System calls recorder tab The window below will pop up Schedule S Recorder calls system Recorder to call Description 151434 TJ Recorder Type 33MMI Automatically added recorder 1 15 2007 1 38 20 Select type of call PM lt N gt lt N gt Y Scheduling information Never call xl Recorder Type 33 MMI Next call out Recorder not scheduled Summary v one Mee name i Cancel Make sure that Never call appears in the window in th
21. a MARSH McBIRNEY A Hach Company Brand DOC026 53 80035 Flo Dar and Flo Logger XT Open Channel Non Contact Radar Sensor with Optional Surcharge Velocity Sensor and Flow Logger USER MANUAL July 2009 Edition 2 HACH Company 2009 All rights reserved Printed in the U S A Table of Contents Section 1 Specifications e ne e ee Re AE Ra E d tnt een nd tenta 5 Section 2 General information nennen enne nennen 7 2 1 RS ALON IMONTAU OD att Maced akc ee oeste inde eee tah a die ci M den dis Re der US etes ee 7 2 1 1 Dse ot hazard information seemeniana Men nn etes ga 7 2 1 2 Precautionary labels ds eo eso eto ne de irent RI Ihe t ded tectus pas edit 7 2 1 3 Confined Space precautions x riu i bebes Rae tthe 8 DA PCC SgulallOLiS a de tst eR n t wath deter act Dd dat des 8 2 2 Product OVOIVIBW tte eo erue tcs astra Mem nn eden 9 2 2 1 Theory OF OP RPA OM RS 9 Section 3 Installallon e SO deren bates c tesbetedbi dev Eten cu tesserati dre ded sn 11 Set Componenti liS tienes Rasa a Hottest eiae laum d E eat TN mente aout 11 3 2 Mechanical InstellallOEkss socio ete bt eo beat RE aste TS un edes teense 13 3 2 Site IpGation guigelires 5 n paste Rs E bs RAS aetna a awed 13 3 2 2 S6NSOF INSU Al ATOME SET rr P 15 3 2 2 1 Assemble the clamps on the frame and wall bracket 17 3 2 2 2 Install the frame on the wall 5 ated
22. ar XT and SVS Sensors on the dangers and risks associated with entry into confined spaces On April 15 1993 OSHA s final ruling on CFR 1910 146 Permit Required Confined Spaces became law This new standard directly affects more than 250 000 industrial sites in the U S A and was created to protect the health and safety of workers in confined spaces Definition of a confined space A confined space is any location or enclosure that presents or has the immediate potential to present one or more of the following conditions An atmosphere with less than 19 5 or greater than 23 5 oxygen and or more than 10 ppm Hydrogen Sulfide H2S Anatmosphere that may be flammable or explosive due to gases vapors mists dusts or fibers e Toxic materials which upon contact or inhalation could result in injury impairment of health or death Confined spaces are not designed for human occupancy They have restricted entry and contain known or potential hazards Examples of confined spaces include manholes stacks pipes vats switch vaults and other similar locations Standard safety procedures must always be followed prior to entry into confined spaces and or locations where hazardous gases vapors mists dusts or fibers may be present Before entering any confined space check with your employer for procedures related to confined space entry 2 1 4 FCC Regulations This Intentional Transmitter is FCC and Industry Canada listed FCC ID
23. areas within the microwave beam within 1 meter of the microwave aperture 3 1 Component list Important Note Delicate Instrumentation Handle with care to prevent damage to the microwave transmitter Damaged transmitters can result in higher signal power levels which can interfere with essential terrestrial microwave links Make sure that the instrument components shown in Figure 2 have been received 11 Installation Figure 2 Instrument components 1 Surcharge velocity sensor SVS optional 11 Clamp half not threaded 2x 2 Flo Dar sensor 12 Clamp bolt 4 20 x 1 in 8x 3 Bubble level 13 Anchor nut 3 8 16 2x 4 Optional extended depth sensor 14 Anchor washer 2x 5 Flo logger XT 15 Anchor 3 8 x 2 in 2x 6 External alkaline battery optional 16 Adjustable wall bracket 7 Antenna burial ordered separately 17 Wall mount bracket 8 Spacer 12 inch 18 Standard frame 9 Spacer 2 inch 19 Frame for extended depth sensor optional 10 12 Installation 3 2 Mechanical installation 3 2 1 Site location guidelines For best accuracy install the sensor where the flow is not turbulent An ideal location is in a long straight channel or pipe Outfalls vertical drops baffles curves or junctions cause the velocity profile to become distorted Where there are outfalls vertical drops baffles curves or junctions install the sensor upstream or downstream as s
24. attery pack or by an optional externally mounted long life alkaline battery 800017701 The alkaline battery option requires a factory installed connector Figure 19 item 10 Important Note When not in use disconnect the battery from the Flo Logger XT or disconnect and completely remove the internal lithium battery pack 3 5 1 Internal lithium battery installation To install the internal lithium battery pack do the following 1 Loosen the four screws from the battery compartment sealing lid and lift the lid to expose the battery compartment Refer to Figure 20 Installation 2 Disconnect and remove the old batteries if necessary Install new batteries in the battery compartment as shown in Figure 20 4 Connect the two plastic connectors so they meet on top of the batteries in the middle of the battery compartment Figure 20 Install the sealing lid 6 Install and tighten the four screws to make a good seal S pr Figure 20 Battery installation Battery connectors 4 Sealing lid screws 4x Used batteries 5 Sealing groove Battery compartment sealing lid 6 New batteries 31 Installation 3 5 2 External alkaline battery installation The alkaline battery assembly is designed to be installed externally near the Flo Logger XT Figure 21 For more details refer to the instructions printed on the battery label Connect the end of the battery cable to the 3 pin connector on the b
25. der 3 Click the Recorder tab in the setup screens Check the recorder ID 33 Programming the XT RE Modifying Recorder 151434 Jl Descrption Automatically added recorder 1 15 2007 1 38 20 PM 4 Click the Communications Numbers tabs in the setup screens as shown in the screen below The top window should have 555 in it Make sure the IP address is correct The Hach server address is 064 090 124 024 4020 and should appear in the middle window The bottom window is used if data is to be sent to a second IP address in addition to the first IP address S Modifying Recorder 151434 Recorder l Charee Protocol Numbers Configuation IP e Phone to use when communicating wih recorder es Cal schedule IP adress of peenary workstation recorder thoukd contact 064 090 124 024 4020 Use when IV Clem al IP 81 Reasons for calling after system cali recorder IP abers of secondary workstation recorder whould conta j Une when Cles al IP 82 Ressons for caling after system calis secorder Poma Dee Use primary when z Instant readings every 75 minutes Transitions Alarms enabled selected channel alarm calls Power up Edit message Internal Error Memory nearly full External power failure Low battery Normal schedule Edit message Tamper useriniiated Edit message Disabled Instant Message N Normal 9 9999997977 Sex eeeeeeoe 99
26. e middle of the screen This prevents the server from calling the recorder The recorder must call the server 8 Click the Cancel button to get back to the Modifying Recorder screen 9 Click on the Configuration tab Becorder I Channels Commons Secusty Protocol Numbers Con gasen IP ex Phone to ute when communicating wath recorder m0 Cal schedde IP adress of primary workstation recorder should contact 064090 124 024 4020 Use when IV Cex al IP 81 Reasons for caling after system calle recorder IP adders of secondary workstation recorder shoud conta f Une when I Cow al IP 2 Reasons for calling alter system calls recorder Loan tev Lx e Make sure the Recorder should answer box is unchecked This ensures the modem will stay off until it is time for the recorder to call the server At that time the modem will turn on automatically and turn off after the call is successfully made If the Recorder should answer box is checked the modem will stay on continuously and cause the battery to drain quickly 35 Programming the XT KS Modifying Recorder 151434 Recoder l Channels Protocol Numbers Configuration il hone Answering Auxiliary port settings Recorder should answer Baud rate Number of rings 0 Device Allow Device Type Change cs Modifying Recorder 151434 Recorder Channels Numbers Configuration Commun
27. equipment marked with this symbol may not be disposed of in European public disposal systems after 12 August of 2005 In conformity with European local and national regulations EU Directive 2002 96 EC European electrical equipment users must now return old or end of life equipment to the Producer for disposal at no charge to the user Note For return for recycling please contact the equipment producer or supplier for instructions on how to return end of life equipment producer supplied electrical accessories and all auxiliary items for proper disposal This symbol when noted on a product enclosure or barrier indicates that a risk of electrical shock and or electrocution exists This symbol when noted on the product identifies the location of the connection for Protective Earth ground This symbol when noted on the product identifies the location of a fuse or current limiting device PIOS x This symbol when noted on the product indicated the presence of devices sensitive to Electro static Discharge ESD and indicated that care must be taken to prevent damage with the equipment General information 2 1 3 Confined space precautions A DANGER Explosion hazard Training in pre entry testing ventilation entry procedures evacuation rescue procedures and safety work practices is necessary before entering confined spaces Important Note The following information is provided to guide users of Flo D
28. fresh desiccant is not available do not remove the used desiccant The Flo Logger XT has an external detachable transparent desiccant cartridge Figure 22 When the desiccant turns pink the desiccant must be replaced It is not necessary to detach the tubing from the cartridge or from the logger in order to replace the desiccant Replacement procedure 1 m FP D Use a wide flat blade screwdriver to disengage the tabs of the upper and lower cartridge clamps Figure 22 Twist the top cap of the desiccant cartridge and pull up to remove it Empty the cartridge and fill it with fresh desiccant Install the cap on the cartridge and make sure it has a tight fit Put the cartridge inside the clamps and pinch the tabs of the clamps around the cartridge until they engage with an audible click 45 Maintenance gi Figure 22 Desiccant replacement 1 Desiccant cartridge 3 Desiccant cartridge cap 2 Cartridge clamp 46 Section 6 Troubleshooting When the XT has problems try to find the primary measurement system component that is the cause of the problem sensor monitor or the interconnect cable Examine all connections e Examine the connections including the SVS connection if equipped Sensor operation e Examine the sensor for unwanted material that may have collected during a surcharge event e Remove and examine the connector on the sensor for moisture Clean and dry if necessary
29. hown in Figure 3 and Figure 4 For upstream locations install the sensor at a distance that is at least five times the pipe diameter or maximum fluid level For downstream locations install the sensor at a distance that is at least ten times the pipe diameter or maximum fluid level If the location contains a junction and the flow in one pipe is much higher install the sensor on the wall near the lower flow pipe O Figure 3 Sensor location near an outfall vertical drop or baffle 1 Acceptable upstream sensor location 5 Distance downstream 10 x pipe diameter 2 Outfall 6 Vertical drop 3 Distance upstream 5 x maximum level 7 Baffle 4 Acceptable downstream sensor location 13 Installation Figure 4 Sensor location near a curve elbow or junction 1 Acceptable upstream sensor location 3 Distance downstream 10 x pipe diameter 2 Acceptable downstream sensor location 4 Distance upstream 5 x pipe diameter 14 Installation 3 2 2 Sensor installation Mount the Flo Dar XT sensor above the open channel on the wall of the manhole A pole is available for retrieval of the Flo Dar XT sensor without entry into the manhole For temporary installation an optional Jack bar is available Refer to Replacement Parts and Accessories on page 51 Instructions are included with the Jack bar The Flo Dar XT sensor dimensions are shown in Figure 5 and Figure 6
30. ications Call in timing minutes Local port flow control settings Short retry interval 12 None Long retry interval 1440 Exception retry interval 720 Extended exception retry 120 Power out detect interval 720 of Short retries before long retry 14 Program Templates The Short retry interval is the amount of time in minutes the recorder will wait before it makes another call to the server if the first call was unsuccessful of short retries before long retry defines the number of short retry intervals before the recorder tries another call to the server The Long retry interval is the amount of time in minutes the recorder will wait before it makes another call to the server if it is unsuccessful after a specified number of short retries Make sure all other fields are populated as shown 11 Click the Channels tab 36 Programming the XT 12 Click the Configuration tab The window shown below will appear Modifying Recorder 151434 Configuration Ke LE ET ES Ci a pest frame Gates i27 Pulse Recorder en Current 4 Flodar Level ES Flodar Velocity 6 Flodar Flow IS IS IN IS IS ic E Be e Make sure that channels 4 through 9 are checked ON and that they are of the same Chnl Type and Chnl Range as shown in the screen above 13 Click on the Recording tab The window shown below will appear g Modifying Recorder 151434 Recorder Configuration 1 second 15 minutes 15
31. is the distance from the top of the frame to the bottom of the pipe or channel This distance will be entered into the software and is necessary for accurate flow calculations If the extended depth sensor section 3 2 2 8 on page 24 is installed on the wall without the extended frame the sensor offset is the distance from the face of the extended depth sensor to the bottom of the pipe or channel Prerequisites e Rod Tape measure Procedure 1 Put the rod in the bottom of the pipe or channel and align it vertically with the frame Figure 16 Make a mark on the rod to identify where the top of the sensor frame is Measure the distance from the bottom of the rod to the mark This is the sensor offset Note If it is not practical to measure to the bottom of the pipe measure the distance from the crown of the pipe to the top of the frame Figure 16 Add this distance to the pipe diameter to get the sensor offset sensor offset pipe diameter distance from crown of the pipe to top of frame n A AAA AAA AAA AAA Figure 16 Sensor offset 1 2 Pipe diameter Distance from crown of pipe to top of frame 3 Sensor offset 26 Installation 3 2 4 Measure the pipe diameter The correct diameter of the pipe or channel is necessary for accurate flow calculations 1 Measure the inside pipe diameter I D at three locations Figure 17 Be sure that the measurements are accurate
32. minutes 15 minutes 15 minutes 15 minutes r4 r4 x x r4 x A x x e Make sure channels 1 through 9 are checked as shown in the screen above e Sample Rate is analogous to Cycle time in Flow Ware e Rec Inivl is the amount of time between samples being logged into the recorder memory 37 Programming the XT 14 Click on MMI Specific Show MMI Configuration EZ Modifying Recorder 151434 Recorder 1 Channets Communications Security Configuration Receding Alame Transitions MMISpecific Show MMI Configuration f MMI Specific Configuration Eloda Suchage Flodar Configuration Pipe Shape Crus FMC Drect Mean Vel X Damee n 0 ZewoVel Level 025 NOL 3 Baud rate id Min NOH 10 SensoOffet n 35 Profle Vel Mulpler 1 SedmentLevel n 0 Profile Vel Offset 0 e PMRI F Sensor Type stand d E posu r F Store FFT 4 lt NOS1 lt 109 Velocity Cutouts lt NOS2 lt s 7 LeveFRerRank gt VeloctyFiterRank E gt FFT Cutouts fps 1 e This is the Flodar site setup tab e This screen is self explanatory e Make sure the Store FFT box is checked e Click on OK to save the setup 15 Click on MMI Specific Show MMI Configuration Surcharge tab MMI Specific Configuration Flodar Surcharge Surcharge Sensor Configuration Baudrate 15201 Zero Pressure Cal o Sensor Address fn Su
33. ne without threads around the wall mount bracket as shown in Figure 8 2 Connect the clamp halves together with four bolts Lightly tighten the bolts to temporarily hold the clamp in position 17 Installation Position the other two clamp halves around the front end of the frame as shown in Figure 8 Note In most cases the front of the frame will point toward the wall as shown in Figure 8 see also Figure 12 on page 23 If flow conditions require the sensor to point away from the wall use the 12 inch spacer and position the two clamp halves around the back end of the frame Connect the clamp halves together with four bolts Lightly tighten the bolts to temporarily hold the clamp in position Figure 8 Clamps assembled on wall bracket and frame Adjustable wall bracket 5 Frame Clamp half threaded 6 Spacer Clamp bolt 4 20 x 1 in 7 Wall mount bracket A amp oN Clamp half not threaded 18 Installation 3 2 2 2 Install the frame on the wall A DANGER Explosion hazard Review the safety information in section 2 1 on page 7 before entering a confined space Sensor location guidelines Review the following guidelines to find the best location for the sensor Examine the upstream and downstream flow characteristics Use a mirror if necessary Install the sensor above the water where the flow is steady Do not install the sensor where there are standing waves pools or objects
34. nee ci Ebr itte eer 19 3 2 2 3 Install the sensor on the frami nene teen kie thR Re Fe n IRR RR Ye ndn 20 3 2 2 4 Align the sensor vertically Flo Dar XT without SVS 21 3 2 2 5 Align the sensor vertically Flo Dar XT with SVS 22 3 2 2 6 Align the sensor horizontally tiit es iets Re Pale Re eee tag oc EORR EE ne deena 23 3 2 2 7 Make a tinal aligamenpeleeR nintendo de dod abemus deque 23 3 2 2 8 Optional extended depth sensor installation 24 3 2 3 Measure the sensor offset ccceeeeeeeeeseeeeeeeeeeeeeeeeeneeeeneeeeesseaaaeeeeeesenenseeeeeaeeeeeeeeeeeaes 26 3 2 4 Measure the pipe diameter o nocte dents inerte tr En pd Dude ed argu ad 27 3 3 Electrical installation tete 27 3 9 1 Wiring salety mformaltiOfr s uos ea ide t ect eonna ia bar aaa pac eps Roel navet 27 3 3 1 1 Electrostatic Discharge ESD considerations sseessssessss 27 3 3 2 Mechanical installation iret einen rs Eee tes aca dn Ro ca dee edes tni 28 3 4 Installing thie FlosEogger XT oic iii iie e Pe tene o eO Oo n totes Rede 29 341 Desiccant cartridge corre enin ete rele ua pls oa pase tut ea edu desit 29 9 42 Attach the Flo Logger AT sss oue Farbe eee ER tree tende aidan artnet de Ea otpis 30 3449 Sensor connecllOn ds ie rp rasis ein errant m kd e t ul dent a bh 30 9 5 Battery instalation reed a euet Qe da lo eoa ee und eu ua aa DO deua re na 30 3 5
35. ng surcharge conditions Surface velocity measurement The surface velocity of the water is measured using radar technology A radar beam is transmitted from the sensor to the water surface at the center of the channel A portion of the signal is reflected back at a slightly different frequency The difference in frequency known as the Doppler frequency is directly proportional to the speed of the flow Proprietary algorithms are then used to calculate the average speed of the flow stream Note The radar velocity sensor does not operate under surcharge conditions General information Velocity measurements during surcharge The optional surcharge velocity sensor SVS is activated when the flow level rises to within seven inches of the sensor mounting frame and remains active until the flow falls to seven inches below the sensor mounting frame The mounting frame is installed five to six inches above the crown of the pipe This places the velocity sensing electrodes at the correct location in the flow below the elevation of the crown of the pipe The SVS measures velocity using an electromagnetic sensor that generates a magnetic field When the water passes through the magnetic field a voltage is generated that is directly proportional to the speed of the water passing the sensor Depth measurement The water depth is measured using an ultrasonic pulse echo sensor An electronic pulse is sent to the water surface and a portion of the signal
36. ns on page 5 Use the extended frame Figure 14 in place of the standard frame or mount the extended depth sensor on the wall when using the remote extended depth sensor Unlike the standard frame the extended frame is reversible with regard to mounting direction The extended depth sensor has a deadband zone below the sensor of 16 inches where the sensor is not active Install the extended depth sensor at least 16 inches above the highest expected level up to the crown of the pipe Flo Dar XT sensors with the SVS option require the remote extended depth option 87 6 mm 6 35 mm 3 45 in 0 25 in 111 8 mm 69 9 mm 4 4 in 2 75 in 9 1 mm i 0 36 in Figure 13 Extended sensor dimensions 110 5 mm 4 35 in 91 4 mm 3 6 in 24 Installation 621 mm 24 45 in 19 05 mm 0 75 in EE oe rL OX eet ess Y OX YO ROSES ere ere 7 2s ies 165 1 mm 6 5 in V gt ror tote ne 7 de e e rats rarer lt gt v Eos 116 58 mm 4 59 in 19 05 mm 0 75 in Figure 14 Extended frame dimensions 1 29 1 in with 21 4 in spacer 38 8 in with 12 in spacer lt LAAAAUR AAA AURA AA Figure 15 Vertical alignment with extended depth sensor 1 Spacer 25 Installation 3 2 3 Measure the sensor offset The sensor offset
37. ollowing steps to prevent ESD damage to the instrument Before touching any instrument electronic components such as printed circuit cards and the components on them discharge static electricity from your body This can be accomplished by touching an earth grounded metal surface such as the chassis of an instrument or a metal conduit or pipe e To reduce static build up avoid excessive movement Transport static sensitive components in anti static containers or packaging To discharge static electricity from your body and keep it discharged wear a wrist strap connected by a wire to earth ground e Handle all static sensitive components in a static safe area If possible use anti static floor pads and work bench pads 3 3 2 Mechanical installation The Flo Logger XT controls and transmits flow data from the Flo Dar XT sensor Combined with a portable computer telelog software and sensors the Flo Logger XT becomes a powerful open channel flowmeter and data reporting system 28 Installation 3 4 Installing the Flo Logger XT 370 3 mm 14 58 in 7 75 in Figure 18 Flo Logger XT dimensions 3 4 1 Desiccant cartridge Make sure that a new desiccant cartridge is attached to the atmospheric pressure reference APR port found on the bottom of the Flo Logger XT housing Figure 19 item 6 The desiccant cartridge prevents the buildup of moisture Moisture and other unwanted material can change the precision of the
38. or materials that can disrupt the flow profile e Ifthe upstream flow characteristics are acceptable install the sensor on the upstream wall of the manhole with the sensor pointing upstream This location will make sure that the measured flow is the same as the flow in the pipe and that the sensor cable points away from the wall Install the sensor away from the sides of the pipe and in the very center of the flow where the fluid is at the maximum depth e Install the sensor in a location that is accessible for maintenance Prerequisites Frame and wall mount bracket assembly assembled in section 3 2 2 1 e Anchors with nuts and washers e Drill e 3 8 inch concrete drill bit with tape to indicate a depth of 11 2 inches e Tools mirror ruler or tape measure marker Procedure Complete the steps to install the frame on the wall of the manhole above the flow 1 Make a mark on the wall that identifies the location of the top of the sensor frame Figure 9 The wall brackets will be installed above and below this mark Flo Dar XT without SVS make sure that when the sensor is in the frame the radar beam will not be blocked by the wall or channel Figure 11 e Flo Dar XT with SVS the top of the sensor frame must be installed at an exact distance above the top of the channel For pipe diameters greater than 24 inches measure 5 inches from the top of the channel to the top of the frame For pipe diameters less than 24 inche
39. ottom of the Flo Logger XT Figure 21 External alkaline battery installation 1 3 pin connector on bottom of Flo Logger XT 3 Safety cable 2 Alkaline battery assembly 3 5 2 1 Battery life The battery life depends on how frequently the flow meter reads samples When the primary batteries are depleted or removed from the portable flow monitor the stored data is kept by an isolated data back up coin cell battery 3 5 2 2 Data back up coin cell The data back up coin cell must be serviced at 5 year intervals The customer service department will give instructions for how to send the Flo Logger XT for servicing 32 Section 4 Programming the XT Note A tamper cable and a laptop computer are required to setup the XT 4 1 Setup 1 Read the recorder locally with a cable to load it into your laptop database gt Telogers for Windows EE Local Communications Collect Data C Display Latest Readings r r e Make sure the Tamper Cable LED is blinking steadily 1 blink per second e Select Start This will upload data from the recorder to the laptop Once the upload is complete go to Setup Recorders EE Telogers for Windows File Edit View Communicate ET Help ag CERTES Rid Qv Script Firmware Updates Ready Current database path C f 9 9 P5 DATA Not Busy Schedules Options 2 Select Modify to access the setup screens Make sure to select the proper recorder from the list Setup Recor
40. rcharge Conductivity 995 Site Cal Coefficient Min Surcharge Level 1 Tum ON Distance in g v Auto Zero Surcharge Sensor 5 Trigger Count t5 Switchover Distance 7 Stability Vari a _ F4 lt Range lt f4 o OK Cancel e This screen is self explanatory e Click on OK to save the setup 38 Programming the XT 4 2 Programming the recorder Important Note The tamper cable LED must blink steadily before the recorder can be programmed e The combination padlock icon in the main Telog menu window must be unlocked before the recorder can be programmed The tamper cable LED will remain lit while the setup information downloads to the recorder There are two ways to program the recorder 1 Click on the Program button This will clear all memory and the event log in the recorder 2 Go back to the main Telog menu window and click on Communicate with Local recorder Collect Data Start This will update the setup data without clearing recorder memory 4 3 Check Real Time readings 1 Click on Communicate with Local recorder Display latest readings Start The Local Communications window will appear Red Local Communications C Collect Data es Show hydrant flow 2 Select Hide channels that are off to reduce screen clutter Local Communications Latest readings IN Hide channels that are off Use Classic View r 39 Programming the XT The window
41. required length 3 Tighten the clamp and measure the frame position Make sure that the radar beam is not blocked by the wall or pipe If the beam is blocked move the frame further away from the wall using the 12 inch spacer or lower the frame 21 Installation P me O O O RAA A AAA A AAA A A v M M W D W 7 Figure 11 Vertical alignment of Flo Dar XT sensor 1 Spacer 2 Distance from crown of pipe to top of frame 3 2 2 5 Align the sensor vertically Flo Dar XT with SVS 22 The sensor must be aligned vertically to make sure that the sensor is above the flow under normal full flow conditions and that the SVS is activated under surcharge conditions Prerequisites e Ruler or tape measure Procedure 1 Measure directly above the crown of the pipe to the top of the frame Figure 9 on page 20 2 If the pipe lip is longer than 51 2 inches install the 12 inch spacer between the wall mount bracket and the frame Figure 12 Cut down the 12 inch spacer to the required length 3 Loosen the clamp on the wall mount bracket and position the top of the frame above the crown of the pipe at the specified distance e 6inches for a pipe diameter that is less than 24 inches e 5inches for a pipe diameter that is equal to or larger than 24 inches Installation 4 Tighten the clamp and measure the frame position again to make sure it is
42. roper application or installation Damage caused by any repair or attempted repair not authorized by Hach Company Any product not used in accordance with the instructions furnished by Hach Company e Freight charges to return merchandise to Hach Company Freight charges on expedited or express shipment of warranted parts or product Travel fees associated with on site warranty repair This warranty contains the sole express warranty made by Hach Company in connection with its products All implied warranties including without limitation the warranties of merchantability and fitness for a particular purpose are expressly disclaimed Some states within the United States do not allow the disclaimer of implied warranties and if this is true in your state the above limitation may not apply to you This warranty gives you specific rights and you may also have other rights that vary from state to state This warranty constitutes the final complete and exclusive statement of warranty terms and no person is authorized to make any other warranties or representations on behalf of Hach Company Limitation of Remedies The remedies of repair replacement or refund of purchase price as stated above are the exclusive remedies for the breach of this warranty On the basis of strict liability or under any other legal theory in no event shall Hach Company be liable for any incidental or consequential damages of any kind for breach of warran
43. s measure 6 inches from the top of the channel to the top of the frame Refer to Figure 9 2 Position the wall mount brackets above and below this mark 3 Make two marks to identify the position of the holes for each bracket Note If there is not enough usable space to drill and install a mounting anchor and bracket below the mark the wall mount bracket can be inverted with the adjustable bracket on the bottom and above the mark Leave enough knurled rod protruding through the adjustable bracket so the mounting frame may be positioned at the mark If required the wall mount bracket can be installed horizontally at the same elevation as the mark Custom fabrications may also be used to place the sensor in the correct position 4 Use a 3 8 inch drill bit to drill two holes at a depth of 11 2 inches Remove the debris from the holes 5 Put the anchors in the holes and tap lightly with a hammer to seat the anchors 19 Installation 6 Position the brackets over the holes and install the washers and nuts Hold the brackets and tighten the nuts on the anchors Do not over torque 7 Connect the frame to the wall bracket with a spacer as shown in Figure 9 The 12 inch spacer may be necessary to position the sensor farther from the wall when there is a large pipe lip Ap vu 4S r y 4 7 y Figure 9 Wall installation 1 Distance from crown of pipe to top of frame 3 Washer 2 Anchor 4 N
44. sis for corrosion and tightness If corrosion is found clean and dry the connectors to make sure that no moisture is on the connector pins If corrosion is severe replace the cables 43 Maintenance 5 2 Cleaning the instrument Regular cleaning is not necessary because the sensor does not contact the flow unless a surcharge condition occurs Examine the sensor after a surcharge to see if cleaning is necessary Prerequisites e Retrieval pole with hook This is an optional item Refer to Accessories on page 51 Procedure 1 Remove power to the sensor 2 Put the hook on the retrieval pole for removal without manhole entry Make sure the grounding strap is on the pole 3 Hook the bail on the sensor and turn the pole counter clockwise to unlock the sensor from the frame Remove the sensor 4 Remove any debris from the bottom of the sensor Clean the external surface of the sensor with mild soap and rinse with water DANGER Explosion hazard Never attempt to wipe or clean the Flo Dar XT or SVS sensor while in a hazardous location Do not use abrasives or high pressure hoses or washers to clean the sensors Do not disturb the pressure port on the bottom of the sensor 5 If the Surcharge Velocity Sensor SVS is used use 600 grit sand paper to lightly sand the electrodes small black dots Use only light pressure when sanding or the electrodes will become damaged 6 Lower and position the sensor on the frame Make sure that
45. ty or negligence 49 50 Section 8 Replacement Parts and Accessories 8 1 Replacement Parts Description Catalog Number Bail assembly Cable assembly 30 ft connector on one end Cable assembly 60 ft connector on one end Cable assembly 100 ft connector on one end Cable assembly 30 ft connectors on both ends Cable assembly 60 ft connectors on both ends Cable assembly 100 ft connectors on both ends Flo Dar XT sensor Wall mount assembly standard frame includes frame and hardware Wall mount assembly extended frame includes frame and hardware Wall mount hardware 800014901 570011801 570011804 570011802 131012601 131012611 131012602 890004901 800016701 800016201 800015401 8 2 Accessories Description Catalog Number Alkaline long life battery pack with enclosure Alkaline replacement battery pack Burial antenna mounts in street next to manhole Data hosting fee Hook for sensor retrieval pole Lithium battery pack 12 month life at 15 minute measurement cycle 7 2 VDC Moisture block replacement cartridge for air tube APR Odd shaped table configures software for user specified conduit Provides alarm to cell phone internet pager email Sensor retrieval pole 8 24 ft Suspension cable stainless steel to hang Flo Logger XT to manhole step Suspension strap fabric to hang Flo Logger XT to manhole step spare Tamper cable required to trigger modem during installation
46. ut 3 2 2 3 Install the sensor on the frame 20 The sensor fits in the frame in only one direction and locks in position when the bail on the sensor is turned Figure 10 The sensor can be removed from the frame and installed without entering the manhole when the optional retrieval pole is used see Accessories on page 51 Procedure 1 Make sure that the cable is tightly connected to the sensor 2 Turn the bail to retract the locking bars on the sensor 3 Position the sensor on the frame The cable should point toward the center of the manhole 4 Turn the bail to lock the sensor on the frame Figure 10 Installation Figure 10 Horizontal alignment 1 Bubble level 2 Bail 3 2 2 4 Align the sensor vertically Flo Dar XT without SVS The sensor must be aligned vertically to make sure that the sensor is above the flow and that the radar beam will not be blocked by the wall or pipe Figure 11 Procedure 1 Make an estimate of where a line that extends from the top of the radar lens perpendicular to where the lens will point Figure 11 Use the optional laser alignment tool for best results Refer to Accessories on page 51 2 Loosen the clamp on the wall mount bracket and position the frame so that the radar beam will point below the crown of the pipe by at least 1 inch Figure 11 It may be necessary to install the 12 inch spacer to extend the frame farther from the wall Cut down the 12 inch spacer to the
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