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DS5X, DS5, and MS5 Water Quality Multiprobes User Manual

1. cE 34 Deployment 5 2 4 Minimum Flow Requirements When deploying the multiprobe in waters flowing at less than one foot per second 0 333 mps a circulator option may be used for additional flow for reliable Clark cell Dissolved Oxygen sensor readings The circulator is activated via Hydras 3 LT software or the Surveyor Turning the circulator on or off will help during profiling and logging D O with a Clark Cell Sensor depending on the flow rate of the water at the site If insufficient flow rate is noticeable turn the circulator on Turn the circulator off to extend battery life when data is not needed for an extended period of time Turn the circulator on when logging data in unattended mode and need to have sufficient flow for accurate measurements note that this will reduce multiprobe battery life When the multiprobe is powered it takes time to warm up The warm up time refers to the time a sensor will be ready to record accurate data Warm up time will vary according to the sensors being used and field conditions e g temperature 5 2 5 Non submersible Deployment DANGER Do not let the flow cell pressure exceed 15 psig Higher pressure can burst the flow cell possibly causing serious bodily injury to oneself and or others For process or pump through situations attach the low pressure flow cell to the mulitprobe This configuration a
2. B fa RS 5 55 ims Oy Lg 571 mm 22 5 inches 88 mm 3 45 inches 1 Calibration Cup 5 Bulkhead Connector 2 Storage Cup 6 Battery Compartment 3 Locking Screw 7 Bail Attachment 4 Housing Figure 2 DS5X Multiprobe Ce 571 mm 22 5 inches 88 mm 3 45 inches 1 Calibration Cup 5 Bulkhead Connector 2 Storage Cup 6 Battery Compartment 3 Locking Screw 7 Bail Attachment 4 Housing 10 General Information 2 3 MS5 Multiprobe The MS5 is a portable instrument used for monitoring and profiling applications The MS5 has four configurable ports that can include a combination of the following sensors ammonia chloride chlorophyll a rhodamine WT conductivity depth dissolved oxygen nitrate ORP pH temperature total dissolved gas turbidity and blue green algae 5 44 5 mm 1 75 inches H us Figure 3 MS5 Multiprobe Ve 7 a 724 mm 28 5 inches 1 Calibration Cap 4 Housing 2 Calibration Cup 5 Battery Compartment 3 Locking Screw 6 Connector 2 4 Sensor Options MS5 Sensor Options Sensor Description Cat No a s CEQO Hach LDO Sensor 007455 Dissolved Oxygen Conductivity 004467 Dissolved Oxygen 0044
3. Visit us at www hachenvironmental com Section 2 General Information 2 1 Safety Information Please read this entire manual before unpacking setting up or operating this instrument Pay particular attention to all danger and caution statements Failure to do so could result in serious injury to the operator or damage to the equipment Do not use or install this equipment in any manner other than that which is specified in this manual 2 1 1 Use of Hazard Information If multiple hazards exist this manual will use the signal word Danger Caution Note corresponding to the greatest hazard DANGER Indicates a potentially or imminently hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation that may result in minor or moderate injury Important Note Information that requires special emphasis Note Information that supplements main points in the 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 symbol when noted on the instrument references the instruction manual for operation and or safety information This symbol when noted on a product enclosure or barrier indicates that a risk of electrical shock and or electrocution exists and indicates that only individuals qualified to work with hazardous voltages should op
4. 6 2 3 Lithium Battery Replacement The typical replacement period for the lithium battery is once every two years The lithium battery powers the real time clock that provides accurate time readings during datalogging Refer to Figure 17 and Figure 18 and the following instructions for proper lithium battery replacement 1 Remove the Allen screws with the Allen wrench to remove the multiprobe sensor cap To help remove the DataSonde 4 sensor cap insert the screwdriver head into the notches on the mulitprobe housing at the bottom of the sensor cap 40 Figure 17 Maintenance Unscrew the battery sleeve and slide the sleeve off of the Sonde Avoid damage to the PCB Detach the 10 pin connector ribbon cable Pull the battery clip away from the battery and let the battery slide out of the clip and fall on the work surface Insert the new battery Panasonic reference CR 2032 or equivalent Observe the polarity match the positive sign on the battery with the positive sign on the battery clip Reattach the 10 pin connector To facilitate the connector reattachment close the two black retainer clips halfway before inserting the 10 pin connector Apply some silicone grease on the sensor cap O rings Insert the PCB and sensor cap assembly aligning the board with its components Tighten the Allen screws Do not overtighten Reset the time and date after replacing the lithium battery Then enter the time of the location and press E
5. 40019 40020 Total dissolved solids 40021 40022 Dissolved Oxygen sat 40023 40024 Dissolved Oxygen mg L 40025 40026 Total dissolved gas mmHG 40027 40028 Barometric pressure mmHg 40029 40030 RESERVED 40031 40032 RESERVED 40033 40034 Total dissolved gas psi 40035 40036 40037 40038 10 meter depth meters 10 meter depth feet 40039 40040 60 10 meter depth psi External Communications Table 7 Modbus Registers Register Parameter 40041 40042 RESERVED 40043 40044 RESERVED 40045 40046 Non shuttered turbidity neph NTUs 40047 40048 RESERVED 40049 40050 25 meter depth meters 40051 40052 25 meter depth feet 40053 40054 25 meter depth psi 40055 40056 100 meter depth meters 40057 40058 100 meter depth feet 40059 40060 100 meter depth psi 40061 40062 200 meter depth meters 40063 40064 40065 40066 200 meter depth feet 200 meter depth psi 40067 40068 40069 40070 NH3 mg I N NH mg I N B 5 Using a Modem with Multiprobes Field Modem All multiprobes require a modem adapter to enable communications with a commercial telephone modem The modem adapter provides the necessary handshaking and connections to allow a modem to properly answer the incoming call and power down the multiprobe when the call is terminated The Modem Adapter has a
6. 1 Auto z 12 46 55 PM E 4 1 3 Specific Conductance Parameter Setup For specific conductance set the following functions using Hydras 3 LT or the Surveyor 4a e Select the specific conductance function Fresh Salt StdMth None or Custom e Fresh default is based on the manufacture s freshwater temperature compensation This function is derived from 20 Operation 0 01N KCI f T c4T5 coT4 c3T3 c4T2 Gef Cg where c4 1 4326 x 10 9 co 6 0716 x 10 8 c3 1 0665 x 10 5 Ges 5 3091 x 10 2 cg 1 8199 e Salt is based on the manufacturer s saltwater compensation f T GT CoT6 Gol GJ Gel Gel c7T Cg where c1 1 2813 x 10 11 co 2 2129 x 10 9 c3 1 4771 x 10 7 c4 4 6475 x 10 6 C5 5 6170 x 10 5 cg 8 7699 x 10 4 c7 6 1736 x 10 2 cg 1 9524 e StdMth will remove any temperature compensation so the readings are equivalent to conductivity f T 1 e Custom will provide a compensation function that the user can define according to the following function f T aT bT cT5 dT4 eT3 fT2 gT h Select the Set Range 1 Auto 2 High 3 Mid or 4 Low e Auto default allows the multiprobe to automatically select the most appropriate range to measure conductivity The multiprobe will dynamically change the range based on the current measurement conditions over 0 100 mS cm The resolution of the displayed data will also change to accommodate th
7. Accuracy 5 of reading 1 NTU Resolution 0 1 NTU lt 100 NTU 1NTU gt 100 NTU Specifications Self cleaning Turbidity Range 0 to 3000 NTU Accuracy 1 up to 100 NTU 3 up to 100 400 NTU 5 from 400 3000 NTU Resolution 0 1 up to 400 NTU 1 0 400 3000 NTU Ammonium Ammonia Range 0 to 100 mg L N Accuracy Greater of 5 of reading or 2 mg L N typical Resolution 0 01 mg L N Nitrate Range 0 to 100 mg L N Accuracy Greater of 5 of reading or 2 mg L N typical Resolution 0 01 mg L N Chloride Range 0 5 to 18 000 mg L Accuracy Greater of 5 of reading or 2 mg L typical Resolution 0 0001 units Total Dissolved Gas Range 400 to 1300 mmHg Accuracy 0 1 of span Resolution 1 0 mmHg Ambient Light Range 0 to 10 000 umol e mr Accuracy 5 of reading or 1 umol ei m 2 Resolution 1 umol st m 2 Chlorophyll a Range 0 to 500 ug L O to 50 pg L 0 to 5 ug L Accuracy 3 for signal level equivalents of 1 ppb Rhodamine WT dye Resolution 0 01 pg L Rhodamine WT Range O to 1000 ppb O to 100 ppb O to 10 ppb Accuracy 3 for signal level equivalents of 1 ppb Rhodamine WT dye Resolution 0 01 ppb Blue green Algae Range 100 to 2 000 000 cells mL 100 to 200 000 100 to 20 000 Accuracy 3 for signal level equivalents of 1 ppb Rhodamine WT dye Resolution 0 01 cells mL
8. If more weight is needed use a wire line to support the instrument by its bail 6 4 Sensor Maintenance Important Note If a sensor is not in use insert an optional sensor expansion port plug in the vacant expansion port to prevent any contamination or damage during maintenance operation or storage 6 5 Dissolved Oxygen Maintenance Dissolved oxygen sensor maintenance is required when the membrane covering the cell becomes wrinkled bubbled torn dirty fouled or otherwise damaged 1 Remove the O ring securing 2 the D O membrane Remove the old membrane Shake out the old electrolyte and rinse with fresh D O electrolyte Refill with fresh D O electrolyte until there is a perceptible meniscus of electrolyte rising above the entire electrode surface of the sensor 3 Make sure there are no bubbles in the electrolyte 4 Hold one end of a new membrane against the body of the D O sensor with your thumb and with a smooth firm motion stretch the other end of the membrane over the sensor surface and hold it in place with your index finger 43 Maintenance F eS 5 Secure the membrane with 6 Trim away the excess 7 Proper membrane 8 Let the sensor soak a the O ring Make sure there membrane extending assembly minimum of 4 hours are no wrinkles in the below the O ring 90 relaxed Ideally membrane or bubbles in the the sensor should soak electrolyte for 24 hours
9. Calibration Cable Cat No 013470 External Power Adapter Cable Cat No 013170HY External Power Adapter Cable Cat No 013170HY Detachable Cable Cat No 13470HY SDI 12 or RS485 RS422 Adapter Cat No 013510 Requires installation of IBP in multiprobe unless a Surveyor4 is used Detachable Cable Cat No 015XXX Fixed Cable Detachable Cable Cat No 015XXxX lt lt lt DS 5 DS 5X HYDROLAB MIS 5J E k Hi m gt Refer to Power Options F 17 Visit us at www hachenvironmental com Section A Operation CAUTION When loosening removable parts from a multiprobe always point those parts away from your body and other people In extreme conditions excess pressure may build up inside any underwater housing causing the caps sensors or other removable parts to disengage with force which may cause serious injury The Sondes use Hydras 3 LT or a Surveyor to set up parameters and calibrate the sensors Figure 6 Operations Setup Calibration Cable Power Adapter DataSonde or MiniSonde Windows 98 NT 2000 XP 4 1 Parameter Setup 4 1 1 Using the Surveyor for Parameter Setup For more information on the Surveyor refer to the User Manual Cat No 00719618 1 Attach the power and data cable to the Sonde Attach the 9 pin connector t
10. Pellets 99 KCl Profiler Data Analysis Software Retaining Bands SDI 12 Adapter Cable SDI 12 and RS232 Adapter Small Teflon Junction Thumbscrew for Battery Plug each each each each each each each each each each each each each each each each each each each each each each 013520HY 014610 013280 013760 013330 014910 014920 013530 013550 002811 003306 003395HY 014130 012650 005308HY 005379HY 013350 005363 013510 013790 002770HY 003301 48 Gechon Howto Order U S A Customers By Telephone 6 30 a m to 5 00 p m MST Monday through Friday 800 949 3766 By Fax 970 461 3921 By Mail Hach Environmental P O Box 389 Loveland Colorado 80539 0389 U S A Ordering information by e mail sales hydrolab com Ordering Information Required e Account number if available e Billing address e Your name and phone number e Shipping address e Purchase order number e Catalog number e Brief description or model number e Quantity International Customers Hach Environmental maintains a worldwide network of dealer and distributers To locate the representative nearest you send an e mail to sales hydrolab com or contact Hach Environmental Loveland Colorado U S A Telephone 970 669 3050 Fax 970 669 2932 Technical and Customer Service U S A only Hach Environmental Technical and Customer Service Department personnel are eager to answer questions about our product
11. conductance This algorithm is described in section 2520B of Standard Methods for the Examination of Water and Wastewater 18th edition 21 Operation 4 1 4 Dissolved Oxygen Parameter Setup For dissolved oxygen set the following functions using Hydras 3 LT or the Surveyor Enable or Disable Salinity Compensation 4 1 5 pH Parameter Setup For pH set the following functions using Hydras 3 LT or the Surveyor Select either 2 or 3 calibration points 4 1 6 Other Parameter Setup Refer to the sensor specific instruction sheet for more information 4 2 Calibration Sensors are checked for calibration before they leave the factory however calibration needs to be specific for a site and application Check the calibration prior to the first use Calibrate the sensors when e Fouling has occurred or is noticeable site specific e Parameter measurements do not match those of a known calibrated standard e Adding or removing certain components for different applications eg the circulator or when replacing components e g the Teflon junction of the pH reference electrode Some system components are affected by time usage and the environment To ensure instrument accuracy it is recommenced to perform routine tests of the system under standard conditions The multiprobe can be calibrated in the field or at a facility Equipment checks and adjustment made before going to the field tend to be more precise than those made under
12. connector labeled modem that connects directly to the RS232 connection of the modem The other connector labeled multiprobe on the Modem Adapter connects to the multiprobe using a Interface cable and Underwater cable or a Calibration cable A 25 to 9 pin adapter is also required for the cables The Modem Adapter does not require a power supply however the multiprobe and the modem will require power Usually commercial modems are supplied with a wall cube power supply that converts ac mains voltage to 9 12 volts DC Most modem can use the multiprobe power supply by making a cable with the corrector connector for the modem power input The modem Modem Adapter power supply and associate cabling are not water proof and should be installed in a water tight enclosure If AC power is used then a GFI ground fault interrupt device should be installed in the ac wiring to prevent electrocution Program the modem as follows Table 8 Field Modem Commands Command Function AT amp C1 Enable carrier detection AT amp D3 Enable DTR detection AT amp K4 Enable XON XOFF handshaking AT amp QO No error correction or buffering AT amp SO Force continuous DSR AT CO Disable data compression 61 External Communications B 6 TTY Mode 62 Table 8 Field Modem Commands ATSO 1 Answer on first ring AT amp WO Save current settings 1 The modem will automatically use this setup every time it is powe
13. multiprobe where freezing will not occur To prevent the sensors from dehydrating fill the DS storage cup or MS cup with one inch of clean tap water Always rinse the multiprobe with clean tap water after deployment 5 1 3 Data Transmission Lines When adding a transmission cable to the multiprobe the cable must be large enough to carry the operating current and transfer data without distortion For up to a total of 305 m 1000 ft of cable three 26 AWG wires are suitable for data transmission but two 18 AWG must be used for the power wires Alternatively smaller power wires can be used if the power supply is placed closer to the multiprobe A cable extension kit is available for above ground applications Replacement Parts and Accessories on page 47 5 1 4 Minimum Depth Requirements Sensors must be immersed The Standard Turbidity Sensor minimum deployment depth is 1 meter 29 Deployment 5 2 Deployment in Open Waters 5 2 1 Minimum Clearance Requirements Two inches of clearance is required from the longest probe and two inches around if a Turbidity sensor is supplied 5 2 2 Long term Deployment in Open Waters Important Note The use of pipe clamps to secure the Sonde can cause serious instrument damage When using the multiprobe in open water place the multiprobe where it will not get damaged For example to protect the multiprobe from being hit by floating debris in moderate to high flow levels anchor the multiprobe
14. of the following power supplies the 110 VAC 12 VDC power adapter or the 220 VAC 12 VDC power adapter e Both multiprobes can use a customer supplied 12 volt deep cycle battery with appropriate amp hour capacity connected via the battery adapter or a cable with a 4 pin female metal shell connector e Both multiprobes can be powered using a Surveyor 4a Datalogging Display which is equipped as a standard with a 7 2V 3 5 Ah NiMH rechargeable battery Note Multiprobes configured with the Self cleaning Turbidity and one or more fluorescence sensors Chlorophyll a Rhodamine WT Blue green Algae require either an internal battery pack or an external power source other than the Surveyor Figure 4 Power Options lee a ewe 110 VAC 12 VDC Power Adapter Cat No 013450 oo 220 VAC 12 VDC Power Adapter Cat No 013460 BE eer Cigarette Lighter Adapter Cat No 013210 lt OOOO DIE External Battery Pack 110 VAC 12 VDC Cat No 011050 220 VAC 12 VDC Cat No 012480 Feo be Battery Adapter Cat No 011530HY F Refer to Assembly Options Use the correct power cord with the IEC 320 connector To prevent damage use a regulated 12 VDC adapter An unregulated 12 VDC adapter may exceed the instrument voltage limit rating 16 Installation Figure 5 Assembly Options Windows 98 NT 2000 XP Surveyor P i gt gt
15. to the downstream side of a bridge piling Figure 7 The protection kit can also be used to protect the multiprobe In a recreational lake deployment use a marking buoy that will not attract vandalism Place the multiprobe in an upright or on side position and avoid areas with deposits of sand gravel or silt during heavy rainfall Avoid deploying in location where ice will form around the sensors or Sonde Figure 7 Securing the Multiprope to a Structure SS SSG DOGC04 OO gooododp o oo 99909 30 Deployment When securing the multiprobe to a structure carefully place straps such as web belts and large plastic Ty wraps on both ends of the mulitiprobe housing Figure 7 Do not use clamps to secure the multiprobe to a structure Also secure the cable in the same manner to protect it from floating debris navigation and vandalism Always make sure the weighted sensor guard is installed to protect the sensors and provide additional sinking weight to the multiprobe Calibration stability is dependent on the environmental conditions in which the sonde is deployed For example a D O sensor on a DS5 or MS5 may become fouled if deployed in a warm shallow biologically active lake However deployment length can be increased by a factor of 5 by using a DS5X which periodically cleans the fouling from the sensors On the other hand the sa
16. 70 Conductivity 004468 i Total Dissolved Gas 004469 pH and ORP with Integrated Reference 004454 pH with Integrated Rveference 004446 Low lonic Strength Reference 004445 pH 004461 pH and ORP 004462 Chloride 004496 Nitrate 004494 Ammonium Ammonia 004492 Standard Reference 004463 Circulator 007245 11 General Information MS5 Sensor Options Sensor Description Cat No Self cleaning Turbidity 007280 Standard Turbidity 004466 Chloropyll a 007284 wn bi Rhodamine WT 007285 10 Blue green Algae 007293 2 4 1 DS5 Sensor Options Sensor Description Cat No CEQO Hach LDO Sensor 007455 Dissolved Oxygen Conductivity 004467 Dissolved Oxygen 004470 Conductivity 004468 Total Dissolved Gas 004469 pH and ORP with Integrated Reference 004454 pH with Integrated Reference 004446 Low lonic Strength Reference 004445 pH 004461 pH and ORP 004462 Chloride 004496 Nitrate 004494 Ammonium Ammonia 004492 Standard Reference 004463 Circulator 007245 4 beam Turbidity DS5 only 004524 Standard Turbidity DS5 only 004466 Self cleaning
17. Been Catalog Number 003078HY Hydrolab DS5X DS5 and MS5 Water Quality Multiprobes USER MANUAL February 2005 Edition 1 Hach Company 2005 All rights reserved Printed in U S A eac dp Visit us at www hachenvironmental com Table of Contents Section 1 Specifications icccc end ale aha enh ee AE i eee easel 5 Section 2 General Information n seoanei iraia iiei ek aiie aiaia irii id ia aaia Eiaa a ia E 9 ZA Safety Intormat ON EE 9 2 1 1 Use of Hazard Information enrarir 9 ANA e e E A EE 9 PEAR EE P ENEL a PAE EE E E E E A E EE E EA T iva 10 29 MSS MU O De e E 11 24 Senso OPOS EE 11 2 41 DSE Sens OPI ONS a a aa a he a ar ten a ara EELER a a aa a el ee taaa aE 12 Section 3 Installation EE 15 3 1 Unpacking the Ee EH 15 32 INStFUMENTASSOMDIY EE 15 33 POWER Eu Si 2 EE tat cede A ia cetva a acdass E teetaasehdalriaancey E EEE 16 Section 4 Operation EE 19 4 1 Parameter Setup cic fii Saved aie nia leven Algae dain ei daniel a een ees 19 4 1 1 Using the Surveyor for Parameter Setup ccccccecceeceeeeeeeeneeeeeeeeeeeaeeeseeeeecaeeeseaaeseceeesaaeseeneeessaeeseneeeee 19 4 1 2 Using Hydras 3 LT for Parameter Setup cccccceceeceeceeeeeeeeeeeeeeeeaeeeseeeeeceaeeeeeaaeseeaeeeeaaeseeneeeesaeeeeaeeee 20 4 1 3 Specific Conductance Parameter Getp nnen nnna 20 4 1 4 Dissolved Oxygen Parameter Geiup nnen nann 22 DE Mee Ree EI EE 22 4 1 6 Other Parameter Setu pica sala a cee tell ela een a Ail Baan eee 22 Ge Ee
18. E EEASEEEANEESNEESEEE EEEE Ennn nn nenn naene 51 Appendix A Troubiesbhootng AAA 53 Appendix B External Communications ccccccccccecceeeeeeeee eee aeeeceeeeeceaeeeeeaeeseeaeeeseaaesecaeeesaaaesseaeeeseaaeeseaeeeeaas 57 Bal SDI 12 Interface EE 57 B 2 Wiring WithOTT Logo E 58 B 3 RS 422 RS 485 Interfaces EE 59 B Modbus Merata iiss asss escher zer ut en e doe eege edd ees eee dees ER annie eae ered 60 B 5 Using a Modem with MUItiprobes A 61 BO RE WM OCG eotia peana a na a ee ae ae Beha evans var sdachauhegdevusthacensPivta st EEOAE Aa Eaa a EaR aate 62 Appendix C Using HyperTerminal 0 0 ccccccceseceeeeeeeeceeeceeeee eee aeeeceeeeeceaeeegeaeeseeaeeeceaaesecaeeesaaaesgeaeeeseaaeeseaaeeeaas 65 C 1 HyperTerminal Setup sairaat iadan ea adara aaaea aai AR TA EANN DiN A aaa aidaa ai iaia 65 Appendix D Glossary amp Abbreviations estiss ttntttunstnnttnuntn unnust tnnetnnnnnn nnn nn nt 67 Section 1 Specifications Specifications are subject to change without notice DS5 and DS5X Transmitter Outer Diameter Length 8 9 cm 3 5 in 58 4 cm 23 in Weight typical configuration 3 35 kg 7 4 lb Maximum Depth 225m Operating Temperature 5 to 50 C Battery Supply optional 8 C batteries Computer Interface RS232 SDI 12 RS485 Memory optional 120 000 measurements MS5 Transmitter Outer Diameter 4 4 cm 1 75 in 53 3 cm 21 in
19. EE 22 4 2 1 Calibrating the Sensors Using the Gurvevor 22 4 2 2 Calibrating the Sensors Using Hydras 3 23 4 2 3 Calibration Preparation ais wl eid ee eae een ee le ee eed eee 24 4 2 4 Temperature Sensor Calibration cccccececcececeeeeeeeeeceeeeeeeeaeeeeeeeeeeaaeeegeaeeeceaeeeseaaeseeaeeeeaaeseeeeeeesaeeseeeeee 25 4 2 5 Specific Conductance Calbration nsen nann 25 4 2 6 Dissolved Oxygen Sensor Calibration ccccccececeeeeeeeeeeecaeeeeaeeeeeaeeeeeaaeeeeeeeesaaeeseeeeeeeaeesseeeeeesaeeeseneeess 25 4 2 6 1 D O Saturation Calibration Standard Saturated Air Mead 25 4 2 6 2 D O mg L Calibration Standard Known Concentration Method 26 4 2 7 Pressure Sensor Calbraton senn enn 27 4 2 8 pPHWORP eltern Le EE 27 4 2 9 Other Sensor Calibrations fais wes eigenen vari een aint Ae de tiene 27 4 3 Using the DS5 MS5 for Short Term Deplovments nnt 27 4 3 1 Gathering Data Using the Gurvevor nnen n nnn 27 4 3 2 Gathering Data Using a PC and Hydras 3 UI 27 4 3 3 Using the DS5 DS5X MS5 for Unattended Monitoring 27 A 3 3 4 Creating Log FileSis 2i2 EE 27 4 3 3 2 Downloading Be He 28 Section 5 Deployments n gege cy saa EEN de eae be chs tag be cca EE Deet A aa 29 Dt Deployment CONSIAS rations seii en nn ea Ena geg Taaa DEER EAE a E Aa A A e Ea ARa e 29 Lt eg re EXtre rie ss eaaa A a TA AT E eEEee 29 51 2 Temperature ExrOmo nese ER A TE AEE A E EE EEES 29 51o Data Tansmission IMS ci enei A EE A E E E EET 29 5 1 4 M
20. Length g 74 9 cm 29 5 in with battery pack 1 0 kg 2 2 Ib l f Welght typical configuration Iai ta ab wih banery pack Maximum Depth 225 m Operating Temperature 5 ro 50 C Battery Supply optional 8 AA batteries Computer Interface RS232 SDI 12 RS485 Memory optional 120 000 measurements Temperature Sensor Range 5 to 50 C Accuracy 0 10 C Resolution 0 01 C Specific Conductance Sensor Range 0 to 100 mS cm Accuracy 1 of reading 0 001 mS cm Resolution 0 0001 units pH Sensor Range 0 to 14 units Accuracy 0 2 units Resolution 0 01 units Specifications Dissolved Oxygen Sensor Range 0 to 50 mg L Accuracy enol a omal Resolution 0 01 mg L ORP Range 999 to 999 mV Accuracy 20 mV Resolution 1 mV Depth Vented Level Range Oto 10m Accuracy 0 01 m Resolution 0 001 m Depth 0 25 m Range Oto 25m Accuracy 0 05 m Resolution 0 01 m Depth 0 100 m Range O to 100m Accuracy 0 05 m Resolution 0 01 m Depth 0 200 m Range O to 200 m Accuracy 0 1m Resolution 0 1m Hach LDO Sensor Range 0 30 mg L Accuracy 0 01 mg L for 0 8 mg L 0 02 mg L for greater than 8 mg L Resolution 0 01 or 0 1 mg L Salinity Range 0 to 70 ppt Accuracy 0 2 ppt Resolution 1mvV 4 beam Turbidity DS5 Only Range 0 to 1000 NTU
21. NTER 10 Discard batteries according to local regulations Replacing the Lithium Battery on the DS5 or DS5X HYDROLAB 1 2 Allen Screw Housing 3 Battery Clip 4 Lithium Battery 41 Maintenance Figure 18 E Tee j MS S sel rr I EEE Or BHA BAA BAA p Qmm SS oo Replacing the Lithium Battery on the MS5 J S SIN SV 1ONGAH 1 Allen Screw 4 Battery Clip 2 Housing 5 Lithium Battery 3 Battery Sleeve 6 3 Storage and Care Recommendations 6 3 1 Mulitprobe and Sensor Storage Fill the DS storage cup or MS cup with one inch of clean tap water and screw the cup on the multiprobe To prevent sensors from freezing store the multiprobe where freezing will not occur Remove batteries for long term storage 8 size C alkaline batteries for the DS5 or DS5X or 8 size AA alkaline batteries for the MS5 Do not remove the lithium battery which powers the mulitprobe internal clock Store equipment in a carrying case Cat No 011780 or a large plastic container with a circular piece of foam rubber for shock protection Lay the cable coils of at least 15 cm 6 in in diameter at the bottom of the plastic container 6 3 2 Electrical Cable Care 42 Protect all non waterproof cables i e all cables except the w
22. Note Readings may initially drift if calibrated before the membrane is fully relaxed 6 6 Specific Conductance Salinity and TDS Maintenance Clean the oval measurement cell on the specific conductance sensor with a small non abrasive brush or cotton swab Use soap to remove grease oil or biological growth Rinse with water 6 7 ORP Sensor Maintenance If the platinum band or stud of the ORP sensor gets dirty and or discolored polish it with a clean cloth and a very mild abrasive such as toothpaste or use a fine polishing strip Rinse with water Soak the sensor overnight in tap water to allow the platinum surface to restabilize 6 8 pH Electrode Maintenance If the pH sensor is coated with oil sediment or biological growth clean the glass with a very clean soft wet non scratching cloth or cotton ball with mild soap Rinse with tap water 44 Maintenance 6 8 1 Standard Reference Electrode i 09 C Ce 1 Gently pull the entire 2 Discard the old 3 Drop two KCl salt pellets 4 Refill the sleeve to the top reference sleeve away electrolyte from the Cat No 005376HY into with reference electrolyte from the Transmitter reference sleeve the reference sleeve Note The porous Teflon Reference Junction is the most important part of the pH and ORP performance Make sure it is clean and passes electrolyte readily If not replace it with the spare provided in the maintenance kit Replacement Reference Junc
23. Sonde Weighted Sensor Guard Large D O Electrolyte D O Membranes D O Membrane O ring External Power Adapter Macintosh Adapter MiniSonde 4a Bail Kit each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each each 013450 013460HY 011050 012480 011530HY 004164HY 015005 015010 015015HY 015025 015030 015050 015075 015100 015150 015200 013730 011780 013470 013910 6234200 013210 013610HY 013620HY 013640HY 013650HY 013770HY 013850 014120 013540 014680HY 003608 003609HY 013430HY 013410HY 014110HY 000537HY 002589HY 000498HY 013170 013740 013950 47 Replacement Parts and Accessories Replacement Parts Description Qty Required Catalog Number MiniSonde 4a Flow Cell MiniSonde 4a Flow Cell for use with turbidity sensor MiniSonde Basic Maintenance Kit MiniSonde Weighted Sensor Guard black extended MiniSonde Weighted Sensor Guard black MiniSonde Weighted Sensor Guard white MiniSonde Weighted Sensor Guard white standard standard extended MiniSonde Mooring Fixture MiniSonde 4a Pipe Kit MiniSonde Storage Cup Cap O ring MiniSonde Storage Cup MiniSonde Storage Cup extended MiniSonde 4a Weighted Sensor Guard Modem Adapter pH Reference Electrolyte Potassium Chloride
24. Turbidity 007140 12 General Information 2 4 1 DS5 Sensor Options continued Sensor Description Cat No SS seess 10 Chlorophyll a 007202 Ime wn BI Rhodamine WT 007204 10 Blue green Algae 007291 13 Visit us at www hachenvironmental com Section 3 Installation DANGER Only qualified personnel should conduct the tasks described in this section of the manual 3 1 Unpacking the Instrument Remove the multiprobe from its shipping carton and inspect it for any visible damage Contact Customer Service at 1 800 949 3766 if any items are missing or damaged Note It is normal for a small amount of solution to be in the cup 3 2 Instrument Assembly There are many ways to connect a multiprobe to a display or a personal computer DANGER An electrical shock hazard can exist in a wet or outdoor environment if the multiprobe is powered via the external 115 VAC power supply The safest and preferred method of powering this equipment in wet or outdoor environments is with battery or solar power with a combined voltage not to exceed 15 volts If it is necessary to power the multiprobe with the 115 VAC power supply in a wet or outdoor environment a Ground Fault Interrupt GFI circuit is required The installation of the GFI device must be done by a licensed electrician 1 Remove all protective plugs an
25. and end time of the logging the logging interval the sensor warm up time before logging and how long before logging the circulator will be turned on and if audio signals will be used while logging Select the parameters in the Parameter in Sonde list and click the ADD button to place them into the Parameters in log file list Change the order of the parameters using the ARROW buttons Click UPDATE SETTING to send the configuration to the Sonde Click ENABLE to start collecting data Click DISABLE to stop collecting data during logging A fully completed logging run will automatically disable at the end of the run Click DOWNLOAD to download and display the log file Select Printable or Spreadsheet format Note To delete a log file select the log file in the Log File drop down menu and click the DELETE button 4 3 3 2 Downloading Log Files 28 After a log file is created in the Log Files tab the files can be downloaded by checking the appropriate Log File box and clicking DOWNLOAD SELECTED FILES Multiple files can be downloaded at once The downloaded log files are stored in the LogFiles subdirectory of the HYDRAS 3 LT directory on the hard drive Section 5 Deployment 5 1 Deployment Considerations 5 1 1 Pressure Extremes Note The multiprobe maximum immersion depth is 225 meters 738 feet Note The ion specific sensors Nitrate Ammonia and Chloride maximum deployment depth is 15 meters Impor
26. aterproof underwater cable from any water source during operation in the field Keep connectors dry at all times Properly lubricate the sealing surface of all underwater connectors using silicone grease Use protective plugs when the connectors for underwater and calibration cables are not connected to any instrument Keep all cables clean dry and stored neatly coiled in a large plastic container Do not coil cables any tighter than 6 inches in diameter or cable will be damaged Maintenance Do not knot the cables or use clips to mark a certain depth Do not place the instrument where the cable might be severed or damaged by boat propellers or other moving parts Protect all cables from abrasion unnecessary tension repetitive flexure or bending over sharp radii e g the side of a boat or of a bridge Do not bend or run the cable over the sheave or pulleys with less than a 6 inch diameter If cables are long use a battery powered or hand cranked reel with electrical slip rings to lower and raise the instrument Also a lighter reel without slip rings for shorter cables can be used A last option is to mount the reel horizontally with the instrument and battery installed in the hub Use the V shaped support bail to lift and lower the multiprobe Do not apply more than 5 kilograms 10 Ib of sinking weight to the multiprobe This can increase the possibility of cable breakage due to stress on the attachment points
27. atteries near a water source Important Note If water leaks into the multiprobe battery compartment remove the batteries pour the water out and thoroughly dry the compartment with a towel 6 2 1 A DS5 and DS5X Battery Replacement 38 DANGER If the thumbscrew is difficult to remove there may be pressure built up inside the housing To avoid serious injury use extreme caution when loosening the battery cap thumbscrew DANGER Batteries must be installed in the correct orientation or serious injury and instrument damage may occur Do not mix depleted and fresh batteries together or serious injury and instrument damage may occur Figure 15 Maintenance Use only high quality non rechargeable batteries in the DS5 or DS5X multiprobe Refer to Figure 15 and the following directions for DS5 and DS5X battery replacement 1 Set the multiprobe horizontally on the work surface to prevent water leaking into the mulitprobe battery compartment Unscrew the battery cap thumbscrew counterclockwise Pull the cap out of its housing and slide the old batteries out Discard the old batteries Insert the new batteries observing polarity markings located on the inside label Failure to install the batteries in the correct orientation may cause serious injury and instrument damage Coat the battery cap O rings sparingly with silicone grease Insert the cap back into the multiprobe housing Tighten the thumbscew clockwise Finger tight
28. ature Sensor Calibration The temperature sensor is factory set and does not require recalibration 4 2 5 Specific Conductance Calibration Note TDS measurements are based on specific conductance and a user defined scale factor The factory default scale is 0 64 g L mS cm This procedure calibrates TDS raw Conductivity and Salinity Specific conductance requires a two point calibration Calibrate the sensor to zero and then to the slope buffer 1 Pour the specific conductance standard to within a centimeter of the top of the Calibration Cup 2 Make sure there are no bubbles in the measurement cell of the specific conductance sensor 3 Enter the SpCond standard for mS cm or uS cm using Hydras 3 LT software or a Surveyor 4a 4 2 6 Dissolved Oxygen Sensor Calibration 4 2 6 1 D O Saturation Calibration Standard Saturated Air Method Note Calibration of D O Saturation also calibrates D O mg L 1 Fill the Calibration Cup with deionized or tap water specific conductance less than 0 5 mS cm until the water is just below the membrane O ring 2 Carefully remove any water droplets from the membrane with the corner of a tissue Note D O can also be calibrated in a well stirred bucket of temperature stable air saturated water This situation resembles the actual field measurement conditions but is more difficult to accomplish reliably 3 Turn the black calibration cup cover upside down concave upward and lay it over t
29. ctron content of a substance Reference electrode A nonpolarizable electrode that generates highly reproducible potentials used for pH ORP and ammonium measurements and polarographic analyses e g silver silver chloride electrode Resistivity Resistivity is the electrical resistance offered by a material to the flow of current times the cross sectional area of current flow and per unit length of current path It is the reciprocal of conductivity and is also known as electrical resistivity and specific resistance Resistance declines as ion content increases Response time The time required for a system to react by a prescribed amount toa step change in some variable The extent of the response must be stated as in to 95 of total change or to within 0 1 mg I of the final reading example for D O Salinity Salinity is the measure of the total quantity of dissolved salts in water Salinity refers to the ionic strength of natural waters Salinity and salt concentration are the only terms that can be used when referring to the relative concentration of certain salts in bays estuaries and oceans SDI 12 SDI 12 is a standard used to interface data recorders with microprocessor based sensors SDI 12 stands for serial digital interface at 1200 baud SDI 12 is intended for applications with the following requirements battery powered operation with minimal current drain low system cost use of a single data recorder with multi
30. d Standard for Electrical Characteristics of Generators and Receivers for Use in Balanced Digital Multipoint Systems for RS485 and a document titled Electrical Characteristics of Balanced Voltage Digital Interface Circuits for RS422 RS422 RS485 involves sending an inverted or out of phase copy of the signal simultaneously on a second wire This is called a balanced transmission Any outside electrical noise adds coherently to both signal copies The receiver electrically subtracts the two signals to reproduce the original signal The advantage in the subtraction is that only the intended signal gets reproduced since they are out of phase The in phase noise on the two wires are also subtracted from each other to produce a net zero noise component in the reproduced signal This noise immunity allows the RS422 RS485 interface to transmit digital signals at faster rates over longer distances than the RS232 SDI 12 interface The RS232 SDI 12 interface does not use balanced transmission and is therefore susceptible to noise interference which limits the transmission distance and speed Connections The RS422 interface uses two wires to transmit and another two wires to receive data which allows data to be sent and received between devices simultaneously RS485 can use two wires to both transmit and receive data A common software protocol must be shared between devices to prevent data collisions on the wires RS485 also allows for multiple transmitter
31. d keep them in a safe place they will be used again for moving and storage 2 Connect the calibration cable Cat No 013470 or detachable cable 015XXxX to the multiprobe The connectors are keyed for proper assembly Align the bigger pin on the multiprobe male connector to the indicator dots on the female cable connector Do not rotate the cable or force or twist the pins into the connectors to prevent damage to the connector pins 3 Power the instrument by connecting the power receptacle from the calibration cable and external power adapter to an approved battery or power supply see Figure 4 on page 16 4 Connect the other end of the calibration cable detachable cable fixed cable or external power adapter to the computer serial port 5 Start the communications program Hydras 3 LT 6 The software will automatically scan for Sondes All detected Sondes are displayed in the Connected Sondes list in the Main window displayed below If a Sonde is not found reattach the data cable and press RE SCAN FOR SONDES Retry until the Sonde s are found 15 Installation 3 3 Power Options A logging multiprobe can be powered by several sources e The DS5 and DS5X have an optional internal battery pack IBP holding 8 size C alkaline batteries e The MS5 has an optional internal battery pack holding 8 size AA alkaline batteries e Both multiprobes can use the external battery pack EBP e Both multiprobes can use either
32. data cable to the SDI 12 Interface Adapter Cable connector 2 Disconnect power from the multiprobe 3 Connect the bare wires at the end of the SDI 12 Interface Adapter Cable to the appropriate connections on the SDI 12 datalogger Follow the label on the SDI 12 Interface Adapter Figure 19 SDI 12 Cable Shield Ca Orange Sec Red Brown Table 3 SDI 12 Pinouts Pin Number Wire Color SDI 12 Function 4 Brown 12 VDC 5 Red Shield Ground 8 Orange SDI 12 Data 1 Wire color is valid only for this cable Cat No 013510 Use of other cables or cable modifications may result in instrument damage Consult the SDI 12 datalogger manual for information on how to connect the SDI 12 Interface Adapter Note SDI 12 parameters can be setup through Hydras 3 LT Table 4 is a summary of the SDI 12 user commands supported by the multiprobe For more details on correct use consult the SDI 12 V1 2 specification 57 External Communications Table 4 SDI 12 Commands Command Response Description a a lt crif gt Address Acknowledge Identify all aXXHydrolab YYYYYYZZZZseriaInumber XX SDI 12 Support Version lt crlf gt YYYYYY Instrument ID ZZZZ Software Version aAb b lt crif gt Change address from a to b aM adddn lt crlf gt Measure n values in ddd seconds aDx aSvalueSvalue lt crlf gt Report Data aRx aSvalueSvalue lt crlf
33. delay may prevent the Series 4 multiprobe from properly determining the presence of an ANSI terminal You will not be able to access a Series 4 multiprobe is logging event is currently active This can be avoided by setting the interval to no less than 2 minutes to allow enough time to call the modem between logging events a logging event occurring during a call will not cause a problem The sonde is equipped with a TTY Communication Mode which enables the Sonde to send an ASCII string of characters representing selected parameter values once per second Parameters and Parameter Order may be selected using the Define SDI Parameter Order button in the SDI section of the Settings Tab To enter TTY Mode 1 Press ENTER in the TTY Mode section of the Settings Tab External Communications 2 Press YES to verify the entry in mode Cu HYDROLAB COM 1 System Online Monitoring Log Files Parameter Setup Calibration Settings Software O x Save Settings Options Communication Baudrate MODBUS fi 19200 DI Address fi SDI J Enabled Address U vj Delay 30 Seconds T Enable Continuous Mode Define SD Parameter Order Save Settings x Log Files oy Are you sure that you want to enter TTY mode Files K This will close the sonde window ess Space then Q TTY Mode gt Terminal Mode 4 Files 30 sec i No Cancel TTY M
34. e A contaminated worn out or damaged sensor will not produce reliable readings It is recommended to service all sensors and allow them to equilibrate in tap water overnight before calibration Maintenance kits are available for the DS5 DS5X and MS5 See Replacement Parts and Accessories on page 47 6 1 Multiprobe and Accessory Maintenance 6 1 1 Cleaning the Multiprobe Housing Clean the outside of the multiprobe housing using a clean brush soap and water Always use the DS storage cup or the MS cup filled with one inch of tap water to protect the sensors from damage and especially from drying out whenever the multiprobe is not deployed Do not expose equipment to extreme temperatures below 1 C 34 F or above 50 C 122 F Always rinse the multiprobe with clean tap water soon after returning from deployment 6 1 2 Dryer Maintenance Important Note Do not submerge the dryer in water The in line vented level dryer is a part of the cable and penetrator assembly if the Sonde has the vented depth sensor 0 10 meters The GORE TEX patch round patch on dryer allows gases to come into the dryer without any water leaks Any water leaks inside the dryer can block the tube which goes into the multiprobe If water leaks are detected contact Technical Support The dryer contains desiccant bag s white bag to keep condensation from forming inside the vented tube which goes from the dryer to the multiprobe If moi
35. e current range in use e High Mid and Low force the multiprobe to measure conductivity using a fixed range If low range is selected the readings will indicate an over ranged condition for values above 1 5 mS cm The Mid range will over range at 15 mS cm These choices also force the displayed readings to a fixed point or constant resolution format primarily only needed for certain SDI 12 data loggers Otherwise it is best to always select the Auto choice as this gives the best accuracy and performance for the conductivity sensor Select the computation method for salinity 1 2311 or 2 StdMth e 2311 default salinity is computed using an algorithm adapted from the United States Geological Survey Water Supply Paper 2311 titled Specific Conductance Theoretical Considerations and Application to Analytical Quality Control This salinity function is only defined from salinities in the 30 to 40 ppt range mild concentrations and dilutions of sea water This salinity function uses specific conductance values C in mS cm compensated Salinity c4C4 coC3 c3C2 c4C C5 where c4 5 9950 x 10 8 Goes 2 3120 x 10 9 C3 3 4346 x 10 3 c4 5 3532 x 10 1 Ge 1 5494 x 10 2 e StdMth salinity will be computed using the Practical Salinity Scale 1978 This algorithm is defined for salinities ranging from 2 to 42 ppt and uses conductivity values corrected to 15 C regardless of the compensation function selected for specific
36. en only DS5 and DS5X Battery Replacement ip i 1 Battery Cap 2 Battery Cap Screw 6 2 2 A MS5 Battery Replacement DANGER Batteries must be installed in the correct orientation or serious injury and instrument damage may occut DANGER Do not mix depleted and fresh batteries together or serious injury and instrument damage may occur 1 Set the multiprobe horizontally on the work surface to prevent water leaking into the mulitprobe battery compartment 39 Maintenance 2 Unscrew the battery sleeve Slide the battery sleeve off of the Sonde 3 Discard the old batteries Insert the new batteries observing polarity markings located on the inside label Failure to install the batteries in the correct orientation may cause serious injury and instrument damage 4 Secure the new batteries with the top and bottom rubber bands Figure 16 5 Coat the battery sleeve O rings sparingly with silicone grease 6 Screw the battery sleeve back on the Sonde Do not overtighten or instrument damage will occur 7 Discard batteries according to local regulations Figure 16 MS5 Battery Replacement ee __ Pa ES S o 1 Remove the Battery Sleeve 4 Bottom Retaining Rubberband 2 Remove depleted AA Batteries 5 Proper Battery Placement 3 Top Retaining Rubberband 6 Replace the Battery Sleeve
37. en the enclosure or remove the barrier This symbol when noted on the product identifies the location of a fuse or current limiting device This symbol when noted on the product indicates that the marked item can be hot and should not be touched without care This symbol when noted on the product indicates the presence of devices sensitive to Electro static Discharge and indicates that care must be taken to prevent damage to them This symbol when noted on the product identifies a risk of chemical harm and indicates that only individuals qualified and trained to work with chemicals should handle chemicals or perform maintenance on chemical delivery systems associated with the equipment This symbol when noted on the product indicates the need for protective eye wear OO e P eee This symbol when noted on the product identifies the location of the connection for Protective Earth ground General Information 2 2 DS5 DS5X Multiprobe The DS5 and DS5X are designed for in situ and flow through applications and can measure up to 15 or more parameters simultaneously The DS5 has seven configurable ports that can include up to ten of the following sensors ambient light ammonia chloride chlorophyll a rhodamine WT conductivity depth dissolved oxygen nitrate ORP pH temperature total dissolved gas turbidity and blue green algae Figure 1 DS5 Multiprobe
38. erca eae e e RR eE a Eeee aE Aa a EAEEREN 40 6 3 Storage and Care Recommendations cccecccecceeeeeeeeeeceeeeeeaaeceeeeeeseaaesseeeeesaaeseseaeesecaeeeeeaaeeseeeeesiaaeeseeeeeaas 42 6 3 1 M litprobe and Sensor Storage sirni aaa ae aan aa a aaa Arasa a adaa an ao a uaia 42 6 3 2 Electrical Gable Gane aroa a a a a a aa Aaaa e A aei EEEE a eaae AAE a EE EA 42 6 4 Sensor E TEE 43 6 5 Dissolved Oxygen Maintenance 43 6 6 Specific Conductance Salinity and TDS Maintenance 44 6 7 ORP Sensor Maintenance AAA 44 6 8 pH Electrode Maintenance irt civctietersieestlnewecteee AR E Eege EE embed td eevdies Diego Eder Eege 44 6 8 1 Standard Reference Electrode cccccccceceseeeeeeeeeeeeeeeeeeeeeeeaeceseneecaaeeeeaaeeseeaeseeaaeesseeeeseaaeesseneeseaeesseneeess 45 6 8 2 pH Integrated Sensor nonin het ge ail een aise el ae a et 46 6 9 Temperature Sensor Maintenance cccececeesece cence eeeeaeeeeeeeeeeaaaeseeneeeceaeeseeaeeeceaeeeeeaaeeseeeeeseaaeseseeeessaeeseneeeeseas 46 6 10 Pressure Sensor Maintenance ccccccceeeeceeeeeeeeeeeeeeeeeeceaeeeeeaaeseaeeeseaaeseaeeeceaaeseeaaeeseeaeeseaaaesgeeeeesaaeseeneeeeaas 46 6 11 Other Sensor Maintenance 46 Section 7 Replacement Parts and Accessortes eee aeeeeeneeceeaeeeceaaesecaeeeseaaeseeeeeeseaaeeseaeeeeaas 47 Section 8 HOW to Order 49 Section 9 Repair Servic tsidera aad dani pdi ENEE eegen geed KEEN eege 50 Section 10 Limited Wartranty nett tstt retin ttn tuttuut tn ttt En SEA ASE EAS
39. field conditions 4 2 1 Calibrating the Sensors Using the Surveyor For more information on the Surveyor refer to the User Manual Cat No 00719618 1 Attach the power and data cable to the Sonde Attach the 9 pin connector to the Surveyor 2 Turn onthe Surveyor Wait approximately 10 seconds for initialization 3 Press SETUP CAL Press CALIBRATION Press SONDE 4 Use the ARROW keys to highlight the appropriate parameter and press SELECT 5 Highlight the function to program and press SELECT A calibration screen will be displayed Depending on the application use the ARROW keys to change the function press SELECT and DONE to finish the calibration 22 Operation 4 2 2 Calibrating the Sensors Using Hydras 3 LT For more information on Hydras 3 LT refer to the Quick Start Guide Cat No 6234289 or press the F1 key while Hydras 3 LT is active 1 Attach the power and data cable to the Sonde Attach the 9 pin connector to a PC 2 Start Hydras 3 LT Wait for the software to scan for connected Sondes Highlight the multiprobe and press OPERATE SONDE Note If the Sonde appears to be connected and the software does not recognize the Sonde connection remove and replace the connector cable and press RE SCAN FOR SONDE Repeat until Hydras 3 LT recognizes the Sonde 3 Click on the Calibration Tab and click on the parameter to be calibrated 4 Enter the calibration values and click CALIBRATE Ey Hydrolab COM 1 _ of
40. gn This point can easily be established either electronically or by using laboratory standards Also see Slope Glossary amp Abbreviations Abbreviations AgCl Silver Chloride MS MiniSonde Ah Ampere hour mS cm MilliSiemens per centimeter AWG American wire gauge mV Millivolt BDR Basic data recorder nm Nanometer BP Battery pack barometric pressure PA Probe Assembly cc Calibration cable PCB Printed circuit board C Degrees Celsius centigrade ppt Part per thousand CSV Comma separated value psu Practical salinity unit DS DataSonde psiag Pound per square inch absolute EPA External battery pack psig Pound per square inch gage F Degrees Fahrenheit RBP Rechargeable battery pack GFI Ground fault interrupt device RGA Returned good authorization IBP Internal battery pack SDI Serial digital interference IC Interface cable STDREF Standard reference electrode K Tes Fek SEN CIRCLTR FreshFlow miniature sample circulator KCI Potassium chloride SVR Surveyor lorL Liter WSG Weighted sensor guard mmHG ee E ang 4PF 4 pin female connector mil A unit of length equal to 0 001 inch 4PM 4 pin male connector M KCI molar potassium chloride 6PF 6 pin female connector Hm Micrometer 6PM 6 pin male connector m Millimho milliSiemens mS 9PF 9 pin connector uS cm ee per centimeter micromho 9PM 9 pin male connector m Meter 1 meter 3 281 ft 71 Visit us at www
41. gt Report Continuous Data aC adddnn lt crlf gt Concurrent Measure nn values in ddd seconds aXC aXC lt crlf gt Initiate a cleaning cycle in units equipped with a wiper aX1 aX1 lt crlf gt Enable Continuous Mode aX0 aX0 lt crlf gt Disable Continuous Mode aXSS1 aXSS1 lt crlf gt Circulator On aXSsS0 aXSS0 lt crlf gt Circulator Off 1 The a used in the SDI 12 commands is the SDI 12 address The Transmitter s factory default SDI 12 address is 0 B 2 Wiring with OTT LogoSens Figure 20 D i iy ry H i ih ap mb Connecting the DataSonde and MiniSonde Water Quality Probes LO 1 Cable detachable Cat No 015XXX 4 Label wire connections 2 Connection to DS5 DS5X or MS5 5 Connections to device 3 Cable SDI 12 Cat No 013510 6 Connection to power Table 5 Wiring connections for Figure 20 Wire Color SDI 12 RS485 RS422 Brown 12VCD IN 12VDC IN 12VDC IN Red Shield Ground Ground Ground Orange Data TXC RXD RXD OUT Yellow TXD RXD TXD IN Green TXD RXD RXD OUT Blue TXD RXD TXD IN 58 External Communications B 3 RS 422 RS 485 Interface Series 5 Multiprobes are compatible with RS422 RS485 interface RS422 and RS485 are standards that specify a particular method to transmit and receive digital signals This standard is maintained by the Electronic Industries Association in a document title
42. hachenvironmental com
43. he top of the Calibration Cup Wait for reading to stabilize 4 Determine the true barometric pressure for entry as the calibration standard Barometric pressure information can be obtained from a local weather station or airport or the Surveyor 4a if equipped with BP Some facilities calibrate BP at sea level an elevation correction will need to be made 25 Operation Local Barometric Pressure BP in mmHG can be estimated using BP 760 2 5 Ag 100 or BP 760 2 5 A 30 5 where BP Barometric Pressure at altitude BP Barometric Pressure at sea level Ag Altitude in feet Am Altitude in meters If using the local weather bureau BP remember these numbers are corrected to sea level To calculate the uncorrected atmospheric pressure BP use on the following equations BP BP 2 5 Ag 100 or BP BP 2 5 A 30 5 where BP Barometric Pressure at altitude BP Barometric Pressure at sea level Au Altitude in feet Am Altitude in meters Local barometric pressure in mbar BPmbar can be converted to local barometric pressure in mmHG BPmmHg using BPmmHG 0 75 x BPmbar 5 Enter the barometric pressure in millimeters of Mercury mmHg at the site using Hydras 3 LT software or a Surveyor 4a 4 2 6 2 DO mg L Calibration Standard Known Concentration Method 26 Note Calibration of D O mg L also calibrates D O Saturation 1 Immerse the sensor in a water bath for which the D O c
44. he sensors have been properly maintained the sensors can be calibrated Always allow sufficient time for thermal stabilization of the standards To reduce the time for stabilization try to keep all calibration standards and equipment stored at the same temperature before parameter calibration Always use fresh standard and do not tamper with standards 4 2 9 Other Sensor Calibrations Refer to the sensor specific instruction sheet for more information 4 3 Using the DS5 MS5 for Short Term Deployments 4 3 1 Gathering Data Using the Surveyor Refer to the Surveyor Manual Cat No 003070 4 3 2 Gathering Data Using a PC and Hydras 3 LT For online monitoring and real time monitoring information refer to the Hydras 3 LT Quick Start Guide Cat No 6234289 4 3 3 Using the DS5 DS5X MS5 for Unattended Monitoring 4 3 3 1 Creating Log Files Note A log file must be created and then enabled before data can be collected 1 2 Connect the Data Cable to a computer and to the Sonde Start Hydras 3 LT The software will automatically scan for Sondes All detected Sondes are displayed in the Connected Sondes list in the Main window displayed below If a Sonde is not found reattach the data cable and press RE SCAN FOR SONDES Retry until the Sonde s are found Click on the Log Files tab Click the CREATE button Enter the name for the new log file The empty log file is now created 27 Operation 10 Enter the start
45. ibrate Check the value of the sample solution and or pH and or Redox are very high or very low Ensure the sensors are properly maintained D O readings seem wrong Ensure the D O sensor has been properly maintained and calibrated Conductivity Temperature and or Ensure the sensors are properly maintained and calibrated Depth readings seem wrong Ensure the readings displayed are accurate e g for Depth meters feet or psi Table 2 Multiprobe Software Symbols Symbol Description Data Out of Sensor Range H User Service Required or Data Outside Calibrated Range but Still within Sensor Range Parameter is Not Calibrated Temperature Compensation Error Non Temperature Parameter Compensation Error 56 Appendix B External Communications B 1 SDI 12 Interface SDI 12 is an industry originated serial digital interface bus designed to allow an operator to connect a wide variety of sensors meteorological hydrological water quality etc to a single SDI 12 datalogger with a single cable bus The multiprobe is compatible with SDI 12 V1 2 A copy of the specification can be found at www sdi 12 org The optional SDI 12 Interface Adapter Cable is required to operate the multiprobe with an SDI 12 Datalogger Note All three wires one ground must be connected for correct SDI 12 operation A label on the SDI 12 Interface Adapter Cable shows the pinout in Figure 19 1 Connect the
46. ication Settings 1 Select File gt Options from the Hydras 3LT Connection Screen er o x Ele Help Download Selected Files I Delete files in sonde after reading 2 Ifthe Sondes PC baud rate and COM port are known disable the COM Port and baud rate auto scans and set Hydras3LT to use the known values 54 Troubleshooting 3 In addition the connection timeout may be extended from 10 to 15 seconds which will allow time for additional retries Graphic Communication Port Scan Scan for sondes at COM ports in list DI PC Baudrate D 9200 v IT Use automatic Baudrate Scan J Use Extended Timeout 15 s Port Preferred Units Temperature Celsius sa Depth meter Battery Volt m Log Files Log File Format Spreadsheet gt Format Options Date Order Country specific zl Digits for Year pooo st i S Date Separator Country specifice sl Time Separator Country specific sl Radix Country specific zl OK Cancel Troubleshooting using Terminal Mode Check the PC and terminal emulation or communication software e Start the communications software before connecting the instrument e Verify that the PC is on and that communication software is running e Verify that the correct communication port was selected COM 1 2 3 4 e Verify that the terminal was set to ANSI terminal e
47. inimum Depth Requirements 0 0 0 ccccccecescccceeeeeececeeeeeeeceeeeeseececeeeneeeeeeeesnececeesnneaaeeesnsneaeeeeessenseeeeenenaes 29 5 2 Deployment in Open Watters AA 30 5 2 1 Minimum Clearance Requirements sssesseeesseeseeesesseessetssttrsstrssnnstnnstnnsttnnetnnetnnnennnntnnnnnnnnnnnnnsrennn nna 30 5 2 2 Long term Deployment in Open Waters nntu nntnnnnunnnnnnntnnntnnnnnrnnnn nn 30 5 2 2 1 Anchoring the DS5 or DS5X using the Support Bail 31 5 2 2 2 Anchoring the MS5 using the Bail kt 32 5 2 2 3 Anchoring the MS5 using the Mooring Fixture ssssssssesseeesresssrtsssserissinssrissrrnsstnnssinnstnnsnrnnennnnnt 32 Table of Contents 5 2 3 Short term Deployment in Open Waters cece eeeeaeeeeeaeeeseaeeedeeeeecaeeeseaaeseeeeeeeaeeeeeeeeds 33 5 2 4 Minimum Flow Heouremenmts eee eaaeeeeeeeeaaeeeeeeeaaeeeeeeeeaaeeeeeseaeeeeeesaaeeeeeeeaeeeeen 35 5 2 5 Non submersible Deployment AA 35 Section 6 Maintenance 37 6 1 Multiprobe and Accessory Maintenance eeececeeeeeenee cette tenn eee eee ae ee eee tanec ee seta aaeee eee eaaeeeeeeeaaaeeeeeeeaaeeeeeeeaeeeeene 37 6 1 1 Cleaning the Multiprobe Housing 37 6 1 2 Dryer Maintenance EE 37 6 1 3 FreshFlow Miniature Sample Circulator Maintenance 38 6 2 Battery Replacement snosi ruri arerin aieiai idia O AEAT aiii EE leche Nee E EEA eee 38 6 2 1 DS5 and DS5X Battery PHepnlacement 38 6 2 2 MS5 Battery Replacement mcis nee hii al a a ee en i aie 39 6 2 3 Lithium Battery Replacement e
48. ion pH 7 neutral pH 7 14 alkaline or basic solution The p in pH stands for power puissance of the hydrogen ion H activity pH is a major factor affecting the availability of nutrients to plants and animals It controls in part the concentration of many biochemically active substances dissolved in water and it affects the efficiency of hemoglobin in the blood of vertebrates e g fish and invertebrates e g shrimp as well as the toxicity of pollutants Probe A small tube containing the sensing elements of electronic equipment The probe is an essential part of the water quality monitoring system since it obtains measurements and data which can be stored analyzed and eventually transferred to a computer Probe assembly See Assembly Profiling Electrical exploration wherein the transmitter and receiver are moved in unison across a structure to obtain a profile of mutual impedance between transmitter and receiver lateral search In water quality this term is used as the contrary of unattended monitoring An operator connects the multiprobe to a computer equipped with a communications software Then he lowers the multiprobe in the water and receives measurements from the instrument The data is displayed on the computer screen The multiprobe can be lowered to different locations along the sample area in order to study the nature of the water based on several points of reference Glossary amp Abbreviations Quinhyd
49. ion 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 warranty or negligence 51 Visit us at www hachenvironmental com Appendix A Troubleshooting Troubleshooting Communications If the first screen does not appear after booting up the communications software and connecting the multiprobe to the computer please check the following items Troubleshooting Hydras 3LT If Hydras 3LT does not automatically detect the Sonde when launched Press the RE SCAN FOR SONDES button BER File Help Connected Sondes Pot Sonde sd Operate Sonde Terminal Mode Log Files Pot Lioattk Progress Download Selected Files Delete files in sonde after reading IN If communication is still not established after several attempts try the following 1 2 Verify the Hardware Check power cables and connections Verify that your PC and multiprobe are properly connected to the wall outlet or external battery if used Verify that the input voltage to the multiprobe is between 7V and 18V If your multiprobe is equipped with an internal battery pack check the batteries polarity and voltages 53 Troubleshooting Verify the Hydras3LT Commun
50. lancing and is often a cue for migration and spawning TDS concentration affects the buoyancy of fish eggs and other organisms Transducer Any device or element which converts an input signal into an output signal of a different form ex doorbell microphone The depth or vented level transducer Turbidity The measure of the clarity of a liquid by using colorimetric scales It is also the expression of the optical property that causes a light to be scattered and absorbed rather than transmitted in straight lines through a sample Turbidity is the opposite of clarity ITM A measure of the opacity or translucence of water The main objective is to determine the scattering of light by particles of a body of water and report that scattering in some unit of measurement usually nephelometric turbidity units or NTU based on a primary turbidity standard called formazin Turbidity is caused by plankton both animal and plant clay suspended clay silt etc Although these substances impart color color resulting from turbidity is referred to as apparent color and should not be confused with true color resulting from dissolved substances Apparent color can also result from overshading by vegetation or substrate bottom material color Vented depth ITM The multiprobe transducer measuring depth from 0 to 10 meters See Depth Zero ITM A system s zero is an anchor point set either temporarily by calibration or permanently by desi
51. lity or to predict operation at higher or lower ambient temperatures Dissolved oxygen or D O A measure of the amount of oxygen present in water and available for respiration The concentration of D O is controlled by many factors including consumption by aerobic requiring D O organisms bacteria fish amphibians and invertebrates consumption by plants algae vascular plants particularly during dark hours and water temperature water flow and depth Drift The long term lack of repeatability caused by fouling of the sensor shifts in the calibration of the system or slowly failing sensors Dump To copy the contents of all or part of a storage usually from an internal storage device to an external storage device Eh See Redox potential Electrode An electric conductor which either measures the potential of a solution pH reference redox and ammonium electrodes or forces electric current into or out of a solution D O and conductivity electrodes Emery cloth An abrasive cloth or paper with an adherent layer of emery powder used to polish and clean metal No 400 or finer is recommended 67 Glossary amp Abbreviations 68 Hysteresis error The maximum separation due to hysteresis between upscale and downscale going indications of a measured value A difference in parameter readings which occurs due to a variation in the conditions under which the sensor approached the readings See Response ti
52. llows studying the water without submerging the multiprobe The flow cell replaces the DS storage cup or MS cup Figure 13 When measuring D O with a Clark Cell Sensor inside a flow cell the manufacturer recommends using a circulator in conjunction with the sensor For use without a circulator use a flow rate of more than 4 liters per minute A 12 inch hose is required for the MS flow cell and a inch hose for the DS flow cell Filter debris from the feed line if necessary If possible invert the multiprobe so that bubbles will float away from the sensors and out the port on the bottom of the flow cell 35 Deployment Figure 13 Flow Cells HYDROLAB bd HYDROLAB HYDROLAB L A 1 DS flow cell 4 Sample flow IN 2 MS flow cell with standard turbidity sensor 5 Sample flow OUT 3 MS flow cell Section 6 Maintenance DANGER Only qualified personnel should conduct the maintenance tasks described in this section of the manual To ensure continued and reliable operation of the water quality monitoring system we recommend scheduling a thorough and regular maintenance program To determine the appropriate maintenance intervals required for a deployment site periodically conduct a visual inspection of the equipment and sensors compare the pre and post calibration results and monitor the sensor response tim
53. me Isopotential point The point at which the ion activity is the same on both sides of a sensor membrane At the isopotential points there is a zero potential across the membrane The observed potential of the sensor may not be zero due to the differences in reference electrodes Milliohm MQ Unit of resistance not conductivity or conductance MilliSiemens mS millimho m Units of electrical conductance Millimho m See MilliSiemens Molar concentration Molar solution Aqueous solution that contains one mole unit gram molecular weight of solute in one liter of water For example KCI potassium chloride molar concentration Multiprobe The combination of several sensors electrodes or probe assemblies into a complete stand alone piece of equipment which simultaneously measures several parameters for profiling spot checking or logging readings and data A multiprobe is a multi parameter instrument Nitrate NO3 Nitrate is the most oxidized form of nitrogen and is the primary form of biologically available nitrogen present in aerobic environments Nitrate is a less toxic form of nitrogen than ammonia and is readily assimilated by plants and bacteria Oxidation reduction potential or ORP See Redox potential Parameter A quantity which is constant under a given set of conditions but may be different under other conditions pH Describes the hydrogen ion activity of a system pH 0 7 acid solut
54. me sonde deployed in a clean water environment or a sonde configured with sensors impervious to fouling i e Temperature Conductivity can be left unattended for months without the need to recalibrate Optimal deployment time for a specific environment can be determined by making periodic measurements of sensitive parameters with another instrument 5 2 2 1 Anchoring the DS5 or DS5X using the Support Bail Figure 8 1 Run a rope or chain through the bail if the Sonde is equipped with a support bail 2 Fix the bail into the two eyebolts on the top of the Sonde by first loosening the lock nuts and turning the eyebolt 90 and then back so that the bail can be looped through 3 Securely tighten the lock nut on each eyebolt If the mulitprobe is not equipped with internal batteries it may not have a bail but can be secured using the locking sleeve DS5 Support Bail Installation Y 1 Turn the eye bolts to the positions shown 4 Rotate the eye bolt around the bail as shown 2 Hook the bail into the eye bolt as shown 5 Finish rotating the eye bolts until the bail cannot 3 Rotate the bail into the other eye bolt as shown be removed 31 Deployment 5 2 2 2 Anchoring the MS5 using the Bail Kit Figure 9 MS5 Support Bail Installation 1 Turn the eye bolts to the positions shown 4 Rotate the eye bolt around the bail as shown 2 Hook the bail into the eye bolt a
55. mulation and that the correct baud rate 19200 eight bits no parity and one stop bit 19200 N 8 1 was selected e If using a 100 meter or longer cable with the Surveyor make sure the terminal baud rate is set to 9600 and the Sonde baud rate is 9600 55 Troubleshooting Check the power cables and connections e Verify that the PC and multiprobe are properly connected to the wall power outlet or external battery is used e Verify that the input voltage to the multiprobe is between 10 and 15 volts e Verify that the battery pack is installed correctly if applicable Check the battery polarity and voltages Check the internal components e Make sure all internal connections are securely seated e Check for the presence of water in the unit If damp or wet dry out thoroughly with a lint free cloth or towel or let it sit out opened in a dry room overnight Determine where the leak occurred and repair appropriately Notify Technical Support for help on preventing further leaks If these checks do not reveal the problem try to substitute other instruments cables and terminals to determine the failing component Troubleshooting Sensor Issues The following list is not an extensive account of the problems encountered If the following solutions do not reveal the problem try to substitute other sensors to determine the failing component Table 1 Sensor Troubleshooting Problem Solution D O readings are too low to cal
56. nfigure Maximum speed Configure Connection File Properties Phone number File Properties Phone number Access and select the modem transfer speed e g 19200 bps Access and select the connection settings e g N 8 1 Transfer Capture Text Enable a capture file to log the data currently received to a disk or to a hard drive You will be prompted for a file name and a path File Capture to printer Turn the printer on Transfer Send file Upload a file and choose the transfer protocol e g Xmodem You will be prompted for a file name and a path Transfer Receive File Download a file and choose the transfer protocol e g Xmodem You will be prompted for a file name and a path File Open To view a file or find a saved file in the HyperTerminal folder 65 Visit us at www hachenvironmental com Appendix D Glossary amp Abbreviations Ammonia NH3 A colorless gaseous alkaline compound which is soluble in water It has a characteristic pungent odor and is used as a fertilizer In water and soil ammonia is present primarily as NH ions and is readily assimilated by plants during nutrition Ammonium NH Ammonium is a form of ammonia by the addition of a hydrogen ion H to an ammonia molecule NH3 Ammonia is converted to ammonium as the pH of a solution drops Ammonium is less harmful to aquatic life than ammonia Below a pH of 7 3 more than 99 of the total amm
57. o the Surveyor 2 Turn onthe Surveyor Wait approximately 10 seconds for initialization 3 Press SETUP CAL Press SETUP Press SONDE 4 Highlight Parameters and press SELECT 5 Use the ARROW keys to highlight the appropriate parameter and press SELECT 6 Highlight the appropriate function and press SELECT A configuration screen will be displayed Depending on the application use the ARROW keys to change the function press SELECT and DONE to finish 19 Operation 4 1 2 Using Hydras 3 LT for Parameter Setup For more information on Hydras 3 LT refer to the Quick Start Guide Cat No 6234289 or press the F1 key while Hydras 3 LT is active 1 Attach the power and data cable to the Sonde Attach the 9 pin connector to a PC 2 Start Hydras 3 LT Wait for the software to scan for connected Sondes Highlight the multiprobe and press OPERATE SONDE Note If the Sonde appears to be connected and the software does not recognize the Sonde connection remove and replace the connector cable and press RE SCAN FOR SONDE Repeat until Hydras 3 LT recognizes the Sonde 3 Click on the Parameter Setup tab and select the parameter tab to be configured 4 Enter the appropriate values and press SAVE SETTINGS Ey Hydrolab COM 1 lel Ea System Online Monitoring Log Files Parameter Setup Calibration Settings Software SpCond mS cm Sal ppt DO breit pH Units Turbidity NTUs Cond Temp Comp Set Range
58. ode SE Start Voltage 1007 v Date format ADD End Yoltage 0 v P Type Internal Battery Y J Use Date Time delimiter 1 16 03 PM Once the Sonde has been placed in TTY mode it will no longer communicate with Hydras3LT except in terminal mode The Sonde will retain its current baud rate Any ANSI terminal emulator may be used to communicate with the Sonde at 8 data bits No Parity and 1 stop bit To exit TTY mode 1 Press SPACE while connected to the Sonde via a terminal emulator 2 Enter a Q or q at the HM prompt 3 The unit will reset to full terminal mode and can then be connected to Hydras3LT 63 Visit us at www hachenvironmental com Appendix C Using HyperTerminal C 1 HyperTerminal Setup 1 After starting Windows click on the Start button 2 Select Programs gt Accessories gt Communications gt Hyperterminal 3 Enter a name and choose an icon for the application and click OK 4 Select the COM port and click OK Set the communication in a 19200 8 N Xon Xoff format 5 Configure HyperTerminal so the functions arrows and Ctrl keys act as terminal keys not window keys Select the ANSI terminal emulation File gt Properties gt Settings 6 Use Table 10 to communicate with or recover information from the multiprobe Table 10 HyperTeminal Commands Follow the Path Help Help Topics Index HyperTerminal To Displays the on line help utility Co
59. oncentration in mg L is known for instance by Winkler titration This calibration method is more difficult to perform than the saturated air method but can yield a higher accuracy if the known D O concentration is highly accurate 2 Enter the barometric units mmHg using Hydras 3 LT or a Surveyor 4a 3 Enter the D O units in mg L using Hydras 3 LT or a Surveyor 4a Note If there is a change in barometric pressure after calibration for instance if barometric pressure drops as you move the calibrated Transmitter to a higher elevation for deployment the readings for D O Saturation will not be correct You must enter a new barometric pressure However the readings for D O mg L will be correct regardless of changes in barometric pressure Operation 4 2 7 Pressure Sensor Calibration Note The density of water varies with its specific conductance Pressure readings are corrected for specific conductance 1 2 Remove water from the calibration cup Enter zero for the standard using Hydras 3 LT or a Surveyor 4a 4 2 8 pH ORP Calibration 1 2 Pour the pH or ORP standard to within a centimeter of the top of the cup Enter the units for pH or ORP using Hydras 3 LT or a Surveyor 4a Note pH is a two point or three point calibration A pH standard between 6 8 and 7 2 is treated as the zero and all other values are treated as the slope First calibrate zero then calibrate slope After t
60. onia is present as ammonium Assembly A unit containing the component parts of a mechanism machine or similar device Probe Assembly The unit containing the component parts of a sensor e g D O component consisting of the D O sensor which is made up of 2 electrodes the cathode and the anode Chloride CI A common anion present in both fresh and sea water It is essentially non toxic and is present in all living cells Conductivity Conductivity is inversely related to the resistance of a solution Conductivity is the ratio of the electric current density to the electric field in a material also known as electrical conductivity In limnology conductivity is a measure of the ability of water to pass an electrical current Compensation of this measurement to 25 C constitutes specific conductance This parameter indicates the amount of dissolved substances salts Salts and their concentration dictate osmoregulatory salt balancing functions in plants and animals The ionic strength of water also regulates the toxicity of many substances See Specific conductance Data collection platform or DCP Hardware system and system software used with a computer program to collect data at one or more locations Depth The vertical distance between the water surface and another level for a multiprobe 0 10 0 25 0 100 or 0 200 meters See Vented depth Derating The reduction of the rating of a device to improve reliabi
61. ple sensors on one cable and up to 200 feet of cable between a sensor and a data recorder Sensor The generic name for a device that senses either the absolute value or a change in a physical quantity such as temperature pressure flow rate or pH and converts that change into a useful input signal for an information gathering system Service loop A loop in a wire or cable to reduce the load on the wire or cable Slope Slope is the operation applied to the system s response once the zero has been set Slope is a measure of the sensitivity of a sensor Slope scales the sensor s output to the correct units Also see Zero 69 Glossary amp Abbreviations 70 Specific conductance conductivity at 25 C The ratio of the electric current density to the electric field in a material The ability of a fluid to conduct electricity Specific conductance is the inverse of electrical resistivity corrected at 25 C since fluids conduct more at higher temperatures Spot checking The collection of data using readings at irregular intervals Temperature A measure of heat present in water Aside from dissolved oxygen temperature is considered the single most important parameter Knowledge of water temperature is essential to the measurement of dissolved oxygen conductivity salinity pH alkalinity biological biochemical oxygen needed to meet the metabolic needs of aerobic requiring D O organisms and virtually every other wa
62. pture 6 10 Pressure Sensor Maintenance 1 If calcium deposits are forming in the port squirt vinegar into the pressure sensor port with a syringe and soak overnight 2 Soap or rubbing alcohol may be used to remove grease oil or biological material Rinse with water Do not use any objects to poke the sensor or the transducer membrane will rupture 6 11 Other Sensor Maintenance Refer to the sensor specific instruction sheet for more information 46 Section 7 Replacement Parts and Accessories Replacement Parts Description Qty Required Catalog Number 110 VAC Power Adapter 220 VAC Power Adapter 110 VAC External Battery Pack 220 VAC External Battery Pack Battery Adapter Battery Plug Cable 5 meter Cable 10 meter Cable 15 meter Cable 25 meter Cable 30 meter Cable 50 meter Cable 75 meter Cable 100 meter Cable 150 meter Cable 200 meter Cable Reel Carrying Case Calibration Cable Calibration Stand CD Kit Hydras 3 LT Software Cigarette Lighter Adapter Conductivity Standard 0 1 mS cm Conductivity Standard 1 413 mS cm Conductivity Standard 12 856 mS cm Conductivity Standard 47 6 mS cm Conductivity Standard 0 5 mS cm DataSonde 4a Bail Kit DataSonde 4a Flow Cell DataSonde 4a Pipe Kit DataSonde Basic Maintenance Kit DataSonde Storage Cup Large DataSonde Storage Cup Cap Large DataSonde MiniSonde D O Maintenance Kit DataSonde MiniSonde pH Maintenance Kit Data
63. red on Office Modem Installation The office modem is connected to the computer serial port using a standard RS232 connection Program the modem as follows Table 9 Office Modem Commands Command Function ATW1 Report connection speed amp protocol AT amp C1 Enable carrier detection AT amp K4 Enable XON XOFF handshaking AT amp QO No error correction or buffering AT CO Disable data compression AT amp WO Save current settings 1 The modem will automatically use this setup every time it is powered on The computer will need a terminal emulation program to communicate with the remote multiprobe Setup the program to provide ANSI terminal emulation 19200 baud no parity 8 data bits and 1 stop bit for Series 4 multiprobes Setup the software to provide a direct connection to the COM port connected to the modem Operating the Modem Check if the modem is communicating with PC by typing AT and pressing ENTER The modem should respond with OK To access a remote site from the office type ATD followed by the phone number for example ATD15122558841 Add the proper prefixes to the phone number such as 9 for PBX office systems or 1 for long distance Press ENTER The modem should starting dialing the number and negotiating the connection Series 4 mulitprobes may require as long as 15 seconds to show the startup screen If the startup screen is not displayed send a Break by typing ALT B Telephone noise and
64. rone CgH4O2 C6H4 OH 2 green water soluble powder Quinhydrone is used to calibrate redox sensors The quinhydrone s redox potential is dependent on the pH of the solution Reading The indication shown by an instrument Redox potential Oxidation reduction potential or ORP Eh Voltage measured at an inert electrode immersed in a reversible oxidation reduction system measurement of the state of oxidation of the system The redox potential measures the tendency of electrons to flow either toward or away from a noble metal electrode A substance gains electrons in a reduction reaction and loses electrons in an oxidation reaction ORP varies from substance to substance and oxidation reduction reactions occur simultaneously hence the determination of the potential rather than of a discrete or qualitative value Oxidation and reduction are in a constant state of flux continuously seeking equilibrium Applications for ORP measurement include but are not limited to the following monitoring oxidation of cyanide and chromate wastes e g metal plating bleaching pulp e g paper manufacturing manufacture of bleach e g monitoring chlorination water pollution e g acid mine drainage and monitoring ozone treatment e g water disinfection ORP data has been used to understand more about how substances in sediments affect the water quality at the bottom of lakes reservoirs and ponds Reduction A reaction that increases the ele
65. rranty support Products may not be returned without authorization from Hach Company Limitations This warranty does not cover e 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 e Damage caused by misuse neglect accident or improper application or installation e Damage caused by any repair or attempted repair not authorized by Hach Company e Any product not used in accordance with the instructions furnished by Hach Company e Freight charges to return merchandise to Hach Company e Freight charges on expedited or express shipment of warranted parts or product e 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 Limitat
66. s and receivers to be easily connected together Be sure to connect the signal grounds of all devices on the network together The connection can be made using a conductor in the transmission cable or each device can be connected to a good earth ground This connection keeps the common mode voltage the voltage which the signal must overcome to be reproduced low The network devices may operate without the signal ground connection but may not be reliable Some RS485 applications require impedance termination because of fast data rates or long cables The purpose of the termination is to prevent reflections Reflections occur when a signal encounters a different impedance and is reflected back towards the source This can corrupt the intended data transmission The most popular termination involves installing a LG watt resistor across the receiver at each end of the network The value of the resistor should be equal to the characteristic impedance of the cable typically 120 ohms but not less than 90 ohms Alternatively the network may be AC terminated by placing a 0 01 uF capacitor in series with the terminating resistor The capacitor appears as a short circuit during signal transitions but appears as an open circuit to any DC loop current This will reduce the power supply current required to operate the network and still provide the proper terminating impedance Do not add a terminating resistor to every receiver in the network For networks wi
67. s and their use Call 1 800 949 3766 or e mail techsupport hydrolab com 49 Section 9 50 Repair Service Authorization must be obtained from Hach Company before sending any items for repair Please contact the Hach Service Center serving your location In the United States and Outside Europe Hach Company Hach Environmental Product Repair North Dock 5600 Lindbergh Drive Loveland CO 80539 0389 Telephone 800 227 4224 ext 2080 Fax 970 461 3924 In Europe OTT Messtechnik GMBH amp Co KG Ludwigstrasse 16 87437 Kempten Germany Telephone 49 0 831 5617 0 Fax 49 0 831 5617 209 Section 10 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 wa
68. s shown 5 Finish rotating the eye bolts until the bail cannot 3 Rotate the bail into the other eye bolt as shown be removed 5 2 2 3 Anchoring the MS5 using the Mooring Fixture A MS5 equipped with an internal battery pack requires the MS5 mooring fixture which screws onto the mulitprobe bulkhead connector and provides an eyelet for rope or wire when no cable is used during deployment Figure 10 MS5 Mooring Fixture mam d Tho R 1 Mooring fixture used with rope or chain 2 Mooring fixture used with eye bolt 32 Deployment 5 2 3 Short term Deployment in Open Waters Figure 11 Generally short term deployment implies hand held operation Important Note Do not pull Sonde from a moving boat or instrument damage may occur and voids the instrument warranty Do not lower the mulitprobe into the water without screwing on the weighted sensor guard Secure the underwater cable prior to deployment Do not place the instrument where the cable might be severed or damage by boat propellers or any moving parts on a monitoring system Protect all cables from abrasion unnecessary tension repetitive flexure or bending over sharp radii boat gunwale or a bridge railing Do not bend or run the cable over the sheave or pulleys with less than 3 inch radius or 6 inches in diameter Use the V shaped support bail to lift and lower the multiprobe if so equipped This ensure that the weigh
69. sture is detected inside the dryer replace the bags Figure 14 To replace the desiccant bag s 1 Unscrew both dryer nuts and unscrew the dryer cap 2 Inspect the indicator strip If the stripe is dark blue the bag does not need replacement If the stripe is light pink or purple remove discard and replace the old bag 3 Reassemble the dryer 37 Maintenance Figure 14 Dryer Maintenance 1 Dryer Nuts 2 3 Desiccate Packet 2 Dryer Cap 4 Gore tex Patch 6 1 3 FreshFlow Miniature Sample Circulator Maintenance 1 If the circulator is clogged with twigs or other small debris clean the impeller with some tap water using a soft bristle brush Use a pair of plastic tweezers to help remove debris Rinse with tap water 2 If there is excessive build up on the impeller remove the retaining screw to clean the build up After cleaning the impeller and before inserting the retaining screw apply a very small amount of Loctite 242 threadlock or equivalent on the tip of the screw Do not overtighten 6 2 Ay Battery Replacement If the multiprobe is equipped with an internal battery pack the following batteries are customer replaceable The Sondes are also equipped with a customer replaceable Lithium clock battery e 8 size C alkaline batteries for the DS5 and DS5X e 8 size AA alkaline batteries for the MS5 Important Note To keep internal components dry avoid replacing b
70. t of the mulitprobe is suspended from the bail If the multiprobe is equipped with a locking sleeve instead of a support bail make sure the locking sleeve or the MiniSonde mooring fixture are properly screwed on the multiprobe 6 pin marine bulkhead connector before deployment Extra weight up to 5 kg 10 Ib maximum can be attached to the Sonde Figure 11 If more weight is needed use a wire line to support the instrument by its bail if so equipped Use a battery powered or hand cranked reel with electrical slip rings to lower and raise the instrument if the cables are very long A lighter reel without slip rings for shorter cables can also be used Figure 12 If sufficient deck space permits mount the reel horizontally with the instrument and a battery installed in the hub Figure 12 The manufacturer s cable reel can also be used to store up to 150 m 490 ft of underwater cable the reel must be ordered with the initial underwater cable purchase In deep deployments currents in conjunction with the sensor guard can put extreme strains on the cabling Using the Weighted Sensor Guard Cc aS DS S e ei i Bii MS 5 J 1 DS5 Sensor Guard 3 MS5 Sensor Guard 2 DS5 4 MS5 33 Deployment Open Water Deployment Figure 12 oO
71. tant Note The 0 10 meter vented depth sensor should be protected from depths over 15 meters 49 feet by installing the seal screw provided in the basic maintenance kit in the face of the multiprobe sensor cap Likewise the 0 25 depth sensor should be protected from depths over 35 meters 164 feet by installing the same seal screw However the 100 and 200 meter depth sensors do not require installation of the seal screw The mulitprobe may be equipped with one of the following depth options 0 10 meters 33 feet 0 to 25 0 to 100 and 0 to 200 meters 82 328 and 656 feet The first option is used to detect water level changes that are automatically compensated for barometric pressure changes Applications include tidal waters rivers stream lakes reservoirs and groundwater The vented level option must have a fixed cable with a vent tube The second third and fourth options are usually used to determine the depth in the water column at which the other parameter readings are made 5 1 2 Temperature Extremes The multiprobe storage temperature range is 1 to 50 C 34 to 122 F non freezing when going or coming back from a deployment site or when storing the multiprobe The mulitprobe operating temperature range is 5 to 50 C 23 to 122 F non freezing Exposing the multiprobe to temperatures outside this range may result in mechanical damage or faulty electronic performance To prevent sensors from freezing store the
72. ter quality parameter Temperature controls metabolism utilization of inorganic and organic matter for life processes of aquatic animals and plants Temperature is largely responsible for biochemical reactions and is one of the most important cues for beginning and ending of spawning migration and many other phenomena Titration A method of analyzing the composition of a solution by adding known amounts of standardized solution until a given reaction color change precipitation or conductivity change is produced Winkler titration in calibration A wet chemical method for estimating the D O in water Tolerance Refers to the maximum difference between the true value of a parameter and the actual operator acceptable reading Usually used as a synonym for accuracy Total dissolved gas TDG The amount of gaseous compounds dissolved in a liquid Total dissolved solids TDS The amount of materials in a body of water that are dissolved or too small to be filtered These solids include ions which are important to the internal water balance in aquatic organisms The amount of substances calculated in Kg l dissolved in one liter of water A measure primarily of alkaline earth metals and their salts dissolved or in very fine suspension It provides information regarding the potential buffering capacity of water water hardness and the potential lethality of toxins The concentration of dissolved solids affects osmoregulation salt ba
73. th more than about four nodes the transmitters will be unable to drive the cable Only terminate both ends of the main cable The manufacturer offers an RS422 RS485 interface cable that connects to the DB9 connector on the underwater cable and provides wire connections for the signals The wire 59 External Communications connections can be used to connect to a variety of terminal blocks and other connectors as the specific application requires Table 6 RS422 RS485 Wiring Connections Bulkhead Underwater DB9 RS422 485 Interface Connection 4 2 Green R 6 9 Blue or Black T 3 3 Yellow T 5 8 Orange R 1 4 Brown 12 VDC 2 5 Red GND B 4 Modbus Interface The multiprobes have been configured to respond to Modbus command 3 Read Holding Registers in RTU mode through the RS232 communications port with 19200 baud 8 data bits Even Parity and 1 stop bit Even parity must be used All data is returned in IEEE Floating Point Format The Byte order is High Byte First The Word order is Low Word First Table 7 Modbus Registers Register Parameter 40001 40002 Temperature in C 40003 40004 Temperature in F 40005 40006 Temperature in K 40007 40008 pH 40009 40010 Redox 40011 40012 Specific conductance mS 40013 40014 Specific conductance uS 40015 40016 Resistivity 40017 40018 Salinity USGS
74. tions are Cat No O00548HY Note When seating the reference sleeve trapped air and excess electrolyte are purged This purging flushes and cleans the porous Teflon Reference Junction 5 With the Transmitter 6 Turn the Transmitter so sensors pointed down that the sensors point up push the full reference and push the sleeve the sleeve back onto its rest of the way onto its mount until the sleeve mount Rinse with tap has just covered the water O ring located on the mount just behind the silver electrode 45 Maintenance 6 8 2 pH Integrated Sensor 3 s of 1 Remove the plastic 2 Use the supplied 3 Remove the Teflon 4 Replace the blue O ring soaking cap Save the screwdriver to loosen Reference Junction located below the Teflon cap for reuse the Teflon and discard if dirty or Reference Junction if it Reference Junction clogged is damaged or loose i A D al T pees 5 Drop two KCI salt pellets 6 Inject the pH reference 7 Refill the reference 8 Use the supplied Cat No 00537HY into electrolyte into the opening with electrolyte screwdriver to install the reference opening supplied plastic syringe the new Teflon Reference Junction Cat No 002770HY 6 9 Temperature Sensor Maintenance Use soap or rubbing alcohol to remove grease oil or biological growth and rinse with water Do not use any objects to poke the sensor or the transducer membrane will ru
75. x System Online Monitoring Log Files Parameter Setup Calibration Settings Software DO mol Sp mmHg ep Units ORP mv Dep200 meters Turbidity NTU i SpCond yS cm Res kO cm Zelle TDS g DO Sat Current Value 4 8 mS cm Temp 24 78 C 10 31 2003 2 52 28 PM gt SpCond mS cm Enter SpCond standard mS cm Calibrate 2 52 28 PM E 23 Operation 4 2 3 Calibration Preparation The following is a general outline of the steps required to calibrate all the sensors e Select a calibration standard whose value is near the field samples e Clean and prepare the sensors e To ensure accuracy of calibration discard used calibration standards appropriately Do not reuse calibration standards i j S 1 Remove Sensor Guard 2 Attach the 3 Unscrew and remove 4 Fill the Calibration Cup Calibration Cup the cap from the half full with deionized Calibration Cup water 5 Place the Cap on the 6 Shake the Sonde to 7 In asimilar manner 8 Complete the Calibration Cup make sure each sensor rinse the sensors twice calibration is free from with a small portion of contaminants that might the calibration standard alter the calibration each time discarding the standard Repeat rinse several times 24 Operation 4 2 4 Temper

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