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Page 105

8990apdx_quickstart.fm

Quick Start Guides

Appendix A

Quick Start Guides

For best results, read the instrument manual before beginning. Use this guide
as a reminder.

Sigma 900 MAX Refrigerated Sampler Main Menu Flow Chart

Sample
History
Level
Flow
..etc.

Power Supply: 15.8 Volts
Sampling Underway
Program Started: 8:30AM
SEP19
Level: 21.957 in
Flow: 0.57 mgd
pH: 6.2
Temp: 73 F
Rainfall: .12
Total (x1000): 31233 gal

Graph Data

June15 2:10pm 314.233
June15 2:15pm 334.118
June15 2:20pm 377.235
June15 2:25pm 423.342

Date / Time Flow

Bottles
Intake Tubing
Program Lock
Program Delay
Sample Collection
Sample Distribution
Liquid Sensor
Sample Volume
Intake Rinses
Sample Retries
Site ID

Advanced Sampling *

Program Complete Output
Setpoint Sampling
Special Output
Start/Stop Times
Storm Water
Timed Bottle Sets
Upset Sampling

Display Data

Setup

Status

MAIN MENU

Options

Advanced

Options

Time/Date

Option Menu

Volume

Calibration

Level

Adjust

Current Level = 12.34 in
Enter New Level:

4–20 mA Outputs
Alarms
Calibration
Communication
Setup
Datalog
Diagnostics
Flow Meter Setup
Flow Totalizer
Load Program
Velocity Setup
Screen Saver Mode

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Содержание 900 MAX

Страница 1: ...Catalog Number 8990 Sigma 900 MAX Refrigerated Sampler INSTRUMENT MANUAL 07 03 4ed ...

Страница 2: ......

Страница 3: ...Catalog Number 8990 Sigma 900 MAX Refrigerated Sampler INSTRUMENT MANUAL Hach Company 2002 2003 All rights reserved Printed in the U S A eac 07 03 4ed ...

Страница 4: ...Visit http www hach com ...

Страница 5: ... Teflon Lined Tubing 25 2 3 2 Setting Up the Intake Line and Strainer 26 2 4 Choosing Bottle and Retainer Configurations 26 2 5 Setting Up the Bottles 27 2 5 1 One Bottle Sampling 27 2 5 2 Two and Four bottle Sampling 27 2 5 3 Eight 12 or 24 bottle Sampling 28 2 6 Installing the Distributor Multiple Bottle Operation 29 2 6 1 Distributor Arm Alignment 30 2 7 Installing the Full Bottle Shut Off Devi...

Страница 6: ...ORP Probe 72 5 3 1 ORP Probe Connection 72 5 3 2 ORP Probe Programming 73 5 3 3 ORP Probe Calibration 73 5 3 3 1 ORP Preamplifier Junction Box Calibration 73 5 4 Dissolved Oxygen Probe 74 5 4 1 Dissolved Oxygen Probe Connection 74 5 4 2 Dissolved Oxygen Probe Programming 74 5 4 3 Dissolved Oxygen Probe Temperature Programming 75 5 4 4 Dissolved Oxygen Probe Calibration 75 5 5 Conductivity Probe 76...

Страница 7: ... General Maintenance 98 Electrostatic Discharge ESD Considerations 99 7 4 Internal Maintenance Items 99 7 5 Removing and Opening the Controller 99 7 6 Re installing the Bottom Panel 100 7 7 Circuit Board Identification 101 7 8 Replacing the Fuse 103 7 9 Motor Gear Box 103 7 10 Internal Desiccant Module 103 7 10 1 Replacing the Desiccant 103 7 11 Memory Battery 104 Appendix A Quick Start Guides 105...

Страница 8: ...H Troubleshooting 131 Sigma 900 MAX Refrigerated Sampler Troubleshooting Issues 132 Appendix D How to Calculate Pulses Counts 133 Appendix E Exploded Drawings 137 Sigma 900 MAX Refrigerated Sampler Assembly Drawing 1 of 3 137 Sigma 900 MAX Refrigerated Sampler Assembly Drawing 2 of 3 138 Sigma 900 MAX Refrigerated Sampler Assembly Drawing 3 of 3 139 Sigma 900 MAX Refrigerated Composite Sampler Ass...

Страница 9: ...ot observed This symbol if 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 open the enclosure or remove the barrier This symbol when noted...

Страница 10: ...s schémas de contrôle du fabricant Toute modification apportée aux machines ou tout déplacement de celles ci est déconseillé car susceptible de provoquer des accidents matériels et ou corporels Confined Space Entry Important Note The following information is provided to guide users of samplers on the dangers and risks associated with entry into confined spaces On April 15 1993 OSHA s final ruling ...

Страница 11: ...ta Logging Records program start time and date stores up to 400 sample collection times dates all program entries operational status including number of minutes or pulses to next sample bottle number number of samples collected number remaining sample identification number and all logged data i e level flow pH stream temperature refrigerated compartment sample temperature ORP rainfall and any exte...

Страница 12: ...et number of samples have been delivered to composite container from 1 999 samples or upon full container Sample Volume Programmed in milliliters in one mL increments from 10 to 9999 mL Sample Volume Repeatability 5 typical Sampling Interval Time Proportional Sampling Selectable in single increments from 1 to 9999 minutes in one minute increments Flow Proportional Sampling Continuous Volume Variab...

Страница 13: ...response to volume exceeding low high setpoints pH Temperature Sensor Temperature compensated impact resistant ABS plastic body Combination electrode with porous Teflon junction Measurement Range 0 to 14 pH 10 to 105 C Operating Temperature 18 to 80 C 0 to 176 F Dimensions 1 9 cm dia 15 2 cm long 0 75 in 6 in with 1 9 cm 0 75 in mpt cable end Dissolved Oxygen Meter Control Logging Field selectable...

Страница 14: ... V ac or 5 amp 220 V ac form C relays 0 1 FS Error User assignable for any internal or external data channel or event Downlook Ultrasonic Sensor 40 kHz Accuracy 0 003 m 0 01 ft Maximum Range 3 35 m 11 ft with a 3 05 m 10 ft span Deadband 38 cm 15 in maximum self minimizing Material PVC housing with Buna N acoustic window Cable 4 conductor with integral stainless steel support cable Submerged Press...

Страница 15: ...me 4 8 seconds Range 1 52 to 6 1 mps 5 to 20 fps Resolution 0 3 cm 0 01 fps Depth Depth Accuracy 0 3 35 m 0 11 ft 1 37 mm 0 054 in 0 10 06 m 0 33 ft 4 09 mm 0 161 in Maximum Allowable Level 3x over pressure Operating Temperature Range 0 to 71 C 32 to 160 F Compensated Temperature Range 0 to 30 C 32 to 86 F Temperature Error 0 005 to 3 5 m 0 0022 m C 0 018 to 11 5 ft 0 004 ft F 0 005 to 10 5 m 0 00...

Страница 16: ...Visit http www hach com ...

Страница 17: ... adjustable air sensing thermostat maintaining samples at 4 C 39 F in ambients up to 50 C 120 F The unit has a magnetic door seal and does not require rear ventilation The refrigerator interior is food grade plastic and the exterior is coated galvanized steel 304 stainless steel is optional As a further barrier against corrosion the refrigeration components and copper plumbing are treated with phe...

Страница 18: ... quick access 1 2 2 Liquid Crystal Display The liquid crystal display LCD works in conjunction with the four soft keys When a soft key changes function the display shows the new function Menu Bar The Menu Bar appears in a black band on the top edge of the display The upper left corner of the menu bar shows the time and date The upper right corner shows the name of the current menu Figure 1 Table 1...

Страница 19: ...so lists the valid choices when entering certain programming information 1 2 3 Internal Humidity Indicator The round window of the internal case humidity indicator Cat No 2660 turns pink when the internal case humidity exceeds 60 percent The sampler is equipped with an internal desiccant module Cat No 8849 to absorb any humidity that may have been trapped in the case during final assembly Under no...

Страница 20: ...t port RS232 Serial communications port Thermal Control port for heating and cooling system In addition the sampler can be used with a wide variety of optional devices 1 3 1 Receptacle Caps Interface receptacles are covered with push on receptacle caps These caps protect the connector pins from dirt and moisture and should be attached to any receptacle not in use 1 12 V dc 2 RS232 3 Auxiliary 2 3 ...

Страница 21: ...This information allows the sampler to automatically dispense the correct amount of liquid into the sample bottle The liquid sensing system allows the sampler to deliver repeatable sample volumes even with changing suction lifts Each time the peristaltic pump pulls a sample the microprocessor determines the time required for liquid to travel to the liquid sensor If the suction lift increases due t...

Страница 22: ...ampler can be programmed for up to 3 rinses before each sample Sample Retry The liquid sensing system permits the sampler to repeat a collection cycle if a sample is not obtained during the regular cycle The intake line length is user programmed into the sampler memory For a line length of 3 to 99 feet the sampler has a built in look up table that detects the maximum time required for liquid to re...

Страница 23: ...ertas notas y precauciones a tomar Lea y siga cuidadosamente estas instrucciones a fin de evitar accidentes personales y daños al instrumento Las tareas de instalación y mantenimiento descritas en la presente sección deberán ser efectuadas únicamente por personas debidamente cualificadas GEFAHR Einige der folgenden Abschnitte dieses Handbuchs enthalten Informationen in Form von Warnungen Vorsichts...

Страница 24: ...Visit http www hach com ...

Страница 25: ...e combustible environments may exist DANGER Ce produit n est pas conçu pour des endroits dangereux dans lesquels il peut exister des environnements combustibles See Figure 4 and follow the simple guidelines below to allow complete drainage of the intake line and prevent cross contamination between samples Install the sampler as close to the sample source as site conditions permit This will increas...

Страница 26: ...less steel tubing connector 3 Install the pump tube in the pump housing so the black dots are visible just outside the pump body Note Use the proper length of silicone tubing in the pump body An improper length can reduce the life of the tubing and pump rollers Refer to Figure 5 for the correct length 4 After inserting the new pump tube as shown reinstall the front cover and secure it with the fou...

Страница 27: ... a remote pump Figure 7 3 8 Vinyl Tubing Connector 2 3 1 2 Attaching the Teflon Lined Tubing The Connection Kit for Teflon lined Tubing Cat No 2186 contains two identical assemblies one for connecting the Teflon lined tubing to the stainless steel tubing connector and the other for connecting the Teflon lined tubing to the intake strainer The kit contains six clamps two lengths of silicone tubing ...

Страница 28: ...amples Complete drainage is important in freezing conditions as any liquid slugs that remain could freeze and plug the line and possibly damage the sampler Note Vertical lift should not exceed 27 ft If the site requires more lift you may purchase the Remote Pump Option The remote pump option is factory installed Any remote pump installed outside the factory will void the warranty Place the sample ...

Страница 29: ...ut off refer to Section 2 7 on page 31 and place the bottle in the center of the refrigerator Figure 15 on page 31 The Full Bottle Shut off positions the sample tubing over the bottle mouth 2 5 2 Two and Four bottle Sampling For two bottle sampling install the distributor refer to Section 2 6 1 on page 30 and place the bottles in the Bottle 1 and Bottle 2 positions in the tray as shown in Figure 1...

Страница 30: ...utor refer to section 2 6 1 on page 30 Place the bottles in the tray and install the proper bottle retainer Figure 12 Bottle 1 is the first bottle clockwise looking down on the tray from the right side of the tray Bottle 1 is located on the inside of each bottle tray for all multiple bottle sets Figure 12 1 Single Bottle Location 2 Two Bottle Location 3 Slots for Wire From Bottle Tray 8 or 24 bott...

Страница 31: ...first under the shoulder screws located on the top inside surface of the controller section 2 When fully seated hand tighten the knurled thumbscrew to hold the distributor in place 3 To ensure the arm has sufficient freedom of movement hand rotate the arm to the opposite end of the Arm Stop 4 Install the silicone distributor tubing to the sample fitting on the top underside surface of the controll...

Страница 32: ...to the Bottle 1 position 3 Place the arm on the distributor shaft and align the rib on the inside wall of the control housing skirt 4 Secure the arm to the shaft by tightening the 1 8 in hex head screw located on the distributor arm Figure 13 Distributor Tubing in Arm Figure 14 Distributor Installation 1 Distributor Shaft 2 Nozzle End 1 8 in max 1 Refrigerator 2 Distributor Assembly 3 Distributor ...

Страница 33: ... continuous stable source of power Use the ac power cords to apply ac power to the controller and the refrigerator The sampler controller operates on a 12 V dc which is supplied by a built in ac dc power converter The power supply is permanently sealed in the compartment located behind the transition plate An ac line fuse is located on the left side of the controller An optional power backup assem...

Страница 34: ...ause the sampler to decrement one count The 12 V dc line found on Pin A can be used directly with a simple contact closure to Pin C or an external 5 to 12 V dc pulse may be applied providing the ground side of the external signal is connected to the sampler ground at Pin B This count is actuated at the beginning of the input signal the leading edge of the pulse Pin D Black Liquid Level Actuator Au...

Страница 35: ...the Splitter Interface Cat No 939 when more than one signal is needed simultaneously Connecting the interface to the 6 pin connector on the sampler provides three additional connectors Two or more interfaces may be connected in series to allow for additional connections Figure 16 Splitter Interface ...

Страница 36: ...Visit http www hach com ...

Страница 37: ...igrosa Revise las fichas de seguridad de materiales y familiarícese con los procedimientos de seguridad antes de manipular productos químicos GEFAHR Das Arbeiten mit chemischen Proben Standards und Reagenzien ist mit Gefahren verbunden Es wird dem Benutzer dieser Produkte empfohlen sich vor der Arbeit mit sicheren Verfahrensweisen und dem richtigen Gebrauch der Chemikalien vertraut zu machen und a...

Страница 38: ...Visit http www hach com ...

Страница 39: ...and will configure the basic and advanced features of the sampler Refer to the Quick Start Guides on page 105 The Display Data and Status Menus lead to sub menus and will provide information only Press STATUS to display any data channels that have enabled logging flow pH temp etc 3 2 Basic Programming Setup Basic programming setup must be performed step by step and in its entirety after the instru...

Страница 40: ...in Menu to prepare the instrument for use 2 From the Main Menu select SETUP MODIFY ALL ITEMS 3 Press ACCEPT to begin setting up the bottles Step 1 Bottles 1 A Enter the total number of sample bottles in the refrigeration compartment using the numeric keypad Note The bottles may be installed directly in the refrigeration compartment or in the removable bottle tray when using sets greater than four ...

Страница 41: ...PT to move to the Intake Tube Type menu 2 C Select the type of intake tube 3 8 in Vinyl in Vinyl 3 8 in Teflon using the CHANGE UNITS key 2 D Press ACCEPT to select the intake tube type and continue with Program Lock Step 3 Program Lock Note The program lock password is configured at the factory as 9000 and cannot be changed Enabling the Program Lock will provide a protective password which will k...

Страница 42: ...able Time CVVT or Flow Proportional Constant Time Variable Volume CTVV Timed Proportional Sampling Intervals When the program starts a sample is taken immediately or delayed until after the first interval has elapsed Select either Take First Sample Immediately or After the First Interval Timed Proportional samples are taken each time a user defined time interval has elapsed Samples can be continua...

Страница 43: ...ume intervals can vary with the flow rate of the stream therefore varied time intervals can occur when constant fixed volume occurs Flow volume is determined internally by the optional integral flow meter or by an external flow meter a Press CHANGE CHOICE until Flow Proportional is displayed Press ACCEPT b In the Flow Proportional menu press CHANGE CHOICE until Constant Volume Variable Time is dis...

Страница 44: ...xample even if the flow interval has not elapsed f Select Take First Sample Immediately or After First Interval Note When the program is started the first sample is taken immediately upon pressing the start button or after the first interval has elapsed g Press ACCEPT to continue to Sample Distribution 11 00 AM 21 APR 01 SAMPLE COLLECTION ACCEPT TAKE SAMPLE EVERY CHANGE UNITS 1500 gal CANCEL CLEAR...

Страница 45: ...city sensor input must be logged and electrically connected for the CTVV feature to correctly work The Flow Pacing Mode menu within the Flow Proportional menus sequence will not remember the previous setting whenever you re enter this menu it will revert to the CVVT default When re entering this menu press CHANGE CHOICE to select the sampling method CVVT or CTVV Example This is an example of how t...

Страница 46: ... In the Total Volume Desired menu use the numeric keypad to enter the total volume of the sample Press ACCEPT 11 00 AM 21 APR 01 SAMPLE COLLECTION ACCEPT CHANGE UNITS SAMPLE COLLECTION CANCEL FLOW PROPORTIONAL ENTER 1 00 99999999 11 00 AM 21 APR 01 FLOW PACING ACCEPT CHANGE CHOICE FLOW PACING MODE CANCEL CONST TIME VAR VOL CHOICES VAR T CST VOL CST T VAR VOL 11 00 AM 21 APR 01 CONST TIME VAR VOL A...

Страница 47: ...fter Last Bottle or Run Continuously Stop After Last Bottle mode stops the program when the sample is deposited into the last bottle Run Continuously mode continues running until it is manually stopped 6 B Press ACCEPT to continue to Liquid Sensor setup Multiple Bottle Sets Multiple bottle applications use a distributor arm to automatically aim the sample intake tubing into the proper bottle Multi...

Страница 48: ...n Sample Distribution Deliver Each Sample to All Bottles No Bottles Per Sample Yes Number of Bottles Per Sample 2 Sample Volume 1000 mL Note A high pressure air purge is automatically applied to the intake tube between each sample intake cycle Every 30 minutes a sample cycle is initiated A 1000 mL sample is drawn into the first bottle The distributor arm immediately advances to bottle 2 and a 1000...

Страница 49: ...tep 7 Liquid Sensor The liquid sensor contains a pair of ultrasonic transducers which sense the presence of liquid inside silicone tubing 7 A Enable or Disable Liquid Sensor using the CHANGE CHOICE key Note Sample retries cannot be enabled when the liquid sensor is disabled Enabling the Liquid Sensor When the liquid sensor is enabled the sampler will perform two duties It senses when liquid reache...

Страница 50: ...he droplets are drawn in with the following sample Intake rinses will condition the intake line with a source liquid that minimizes contamination from the previous sample Step 10 Sample Retries Note Excessive intake tube line lengths combined with multiple Intake Rinses and Sample Retries can increase the pump tube and drive train wear Locate the sampler as close to the sample liquid source as pos...

Страница 51: ...Sampling and press SELECT In the Advanced Sampling menu highlight an item using the UP and DOWN keys and press SELECT 11 E If YES continue to Advanced Sampling section 3 3 3 3 Advanced Sampling When enabled the Advanced Sampling option will have an arrow pointing at it on the Advanced Sampling menu display Advanced Sampling Choices Include 11 00 AM 21 APR 01 SITE ID ACCEPT SITE ID BACKUP 00000000 ...

Страница 52: ...to indicate that sampling is finished and samples are ready to be picked up 12 A From the Advanced Sampling menu highlight Program Complete using the UP and DOWN keys Press SELECT to continue 12 B Enable or Disable Program Complete using the CHANGE CHOICE key 12 C Press ACCEPT to continue to Set Point Sampling Step 13 Setpoint Sampling Setpoint sampling allows the control of an automatic liquid sa...

Страница 53: ...l signal must be configured on the external equipment for the desired setpoint An external control device must provide a dry contact and can include a float switch push button external flow meter etc For interface connections refer to section 2 10 on page 29 13 F Enable or Disable the trigger point using the CHANGE CHOICE key 13 G Select the desired high or low trigger point using the numeric keyp...

Страница 54: ...iggers and Settings Channel Sampling Trigger Settings 1 Level High and or Low Condition Deadband 2 Flow High and or Low Condition Deadband 3 Flow Rate of Change High Condition within Time Interval 4 pH or ORP High and or Low Condition Deadband 5 Process Temperature High and or Low Condition Deadband 6 Rainfall High Condition within Timed Interval 7 Analog Input Channel 1 High and or Low Condition ...

Страница 55: ...tripping solenoid or ball valves when sampling from a pressurized line Step 15 Start Stop Times Start Stop Times start and stop a program at pre arranged times For example this feature can be used to run a program during weekdays and stop the program during weekends restarting on the following Monday It can also halt sampling for nighttime shutdowns Up to 12 Start and 12 Stop time entries can be s...

Страница 56: ... to 24 different intervals may be selected during the storm s early stage or first flush First flush grab and main program flow weighted composite samples are automatically segregated The first flush sample volume may be set independently of the sample volume for the flow weighted composite The special storm water program allows an external device to initiate the start of the sampling program A dr...

Страница 57: ...ignaled by an external device at least 61 seconds through the Auxiliary connector No start condition is required 16 D Enter the Start Condition Limits Rainfall times will depend on the historical rainfall in a specific area Consult your state or an EPA regional office for details First Flush Bottles First flush describes the initial storm water runoff This runoff may contain higher concentrations ...

Страница 58: ...l through the remainder of the first flush sampling period d Enter the first flush sample volume using the numeric keypad e Enable or Disable Program Time Limit using the CHANGE CHOICE key When enabled the Program Time Limit will stop all sampling activity at the end of the time limit however data logging will continue 11 00 AM 21 APR 01 STORM WATER ACCEPT FIRST FLUSH NUMBER OF BOTTLES CANCEL 1 CL...

Страница 59: ...mpler will switch to the next subset and continue sampling 17 A Highlight Timed Bottle Sets using the UP and DOWN keys on the Advanced Sampling Menu Press SELECT to continue 17 B Enable or Disable Timed Bottle Sets using the CHANGE CHOICE key Press ACCEPT to continue 17 C Select a method for switching bottle sets Select either clock time that switches bottle sets every 24 hours or select duration ...

Страница 60: ...lar sampling program There must be more than one bottle in the sampler to perform Upset Sampling Upset Samples are collected even when there are no more regular samples to be taken when the status screen says Program Complete but the bottom line of the display says Program Running Refer to the Quick Start Guides on page 103 for more setup information for individual channels 18 A Highlight Upset Sa...

Страница 61: ...he last bottles in the tray 18 H Select the method of distribution Sample Per Bottle or Bottles Per Sample 18 I Enter the sample volume using the numeric keypad 18 J Press ACCEPT to continue to Variable Intervals 11 00 AM 21 APR 01 UPSET SAMPLES ACCEPT UPSET SAMPLING HIGH TRIGGER POINT CANCEL 00000 in CLEAR ENTRY USE NUMERIC KEYPAD 11 00 AM 21 APR 01 UPSET SAMPLES ACCEPT UPSET SAMPLING DEADBAND CA...

Страница 62: ...pling menu and continue to Variable Volumes Step 20 Variable Volume 20 A Highlight Variable Volume using the UP and DOWN keys on the Advanced Sampling Menu Press SELECT to continue 20 B Enable or Disable Variable Volume using the CHANGE CHOICE key Press ACCEPT to continue 20 C Enter the Sample Volume counts using the numeric keypad Press ACCEPT to return to the Advanced Sampling Menu 11 00 AM 21 A...

Страница 63: ...per method will depend upon the site conditions Calibrate the ultrasonic sensor each time the sensor is installed at a new site 4 1 3 1 Liquid Depth This method requires the level or depth of liquid in the channel that is contributing to flow In a round pipe the entire depth typically contributes to flow In a weir only the depth that is flow over the weir plate contributes to flow Level Depth cali...

Страница 64: ...ult such as confined space entry in a manhole or There is no liquid flowing during installation of the flow meter 1 From the Main Menu select OPTIONS ADVANCED OPTIONS CALIBRATION ULTRASONIC SENSOR 2 Select Calibrate U Sonic using the UP and DOWN keys Press SELECT 3 Select Standard as the type of Ultrasonic Transducer using the CHANGE CHOICE key Press ACCEPT to continue The speed of sound in air va...

Страница 65: ... water from dripping directly onto the desiccant assembly To secure the submerged area velocity cable route the cable around the battery and clip it under the battery hold downs 4 2 2 Submerged Area Velocity Sensor Programming 1 From the Main Menu select OPTIONS LEVEL SENSOR 2 Select Submerged Xducer using the CHANGE CHOICE key Press ACCEPT 3 From the MAIN MENU select SETUP MODIFY SELECTED ITEMS 4...

Страница 66: ... pushed against a solid state device called a strain gauge The strain gauge converts the pressure against the diaphragm to a voltage As the level in the flow stream increases so does the voltage coming from the Submerged Area Velocity Sensor The voltage is read by the microprocessor in the sampler at regular intervals and converted to a number that represents the level in the flow stream The manuf...

Страница 67: ...nsor The submerged pressure sensor is a pressure transducer that contains a titanium diaphragm As the water pressure increases with increasing level in the flow stream the diaphragm is deflected or pushed against a solid state device called a strain gauge The strain gauge converts the pressure against the diaphragm to a voltage As the level in the flow stream increases the voltage coming from the ...

Страница 68: ...tion that the sensor will be mounted in the flow stream horizontal or vertical using the CHANGE CHOICE key Press ACCEPT 3 Lift the sensor out of the water and hold it in the air in the same orientation that you selected in the previous step horizontal or vertical Figure 18 Then press ACCEPT to continue Figure 18 Lifting the Sensor Out of the Water 4 Follow either the vertical or horizontal procedu...

Страница 69: ...internal diaphragm c Enter the depth D1 and press ACCEPT when done Figure 19 Measuring Submerged Depth Vertical Orientation Horizontal Orientation Only Note Always check the Level Adjust when reinstalling the sampler following a calibration a Place the sensor under at least 16 cm 6 in of water in a horizontal orientation Make sure the sensor is stable and not moving around Then press ACCEPT to con...

Страница 70: ...Visit http www hach com ...

Страница 71: ...one side of a tipping bucket assembly As each bucket fills it causes the bucket assembly to tip and empty out into the bottom of the rain gauge Each tip of the bucket causes a single contact closure to the rain gauge and sends a short 12 V dc pulse into pin C of the Rain Gauge connector Each pulse tip represents 0 025 cm 0 01 in of rain Figure 21 Rain Gauge Tipping Bucket Rain Gauge section 5 1 on...

Страница 72: ...led water Store the probe in a pH 4 0 buffer Cat No 2104 for both overnight and long term storage Never store a probe in distilled or deionized water because this will deplete the probe filling solution 5 2 1 pH Probe Connection This connector is for installing the pH or ORP pre amp interface junction box or a stand alone temperature sensor The pH probe is attached to a terminal strip in the junct...

Страница 73: ...l then press ACCEPT Valid logging intervals are shown on the status bar along the bottom edge of the display 6 Select another channel to configure or press RETURN to back up one step Press MAIN MENU to return to the Main Menu display 5 2 3 pH Probe Calibration Calibrate the pH probe after the pH probe is connected and programmed Calibrating the pH probe requires a thermometer and any two of the fo...

Страница 74: ...ed and cannot be calibrated or if the buffer solutions do not fall within an acceptable range an error message will be displayed as shown below Another attempt at reading the second buffer solution will be made after pressing a key If this fails it is likely that you have a bad pH probe or bad buffer solutions Try a new set of buffer solutions and if that fails try a different pH probe 5 3 ORP Pro...

Страница 75: ...of the display 6 Select another channel to configure or press RETURN to back up one step Press MAIN MENU to return to the Main Menu 5 3 3 ORP Probe Calibration 5 3 3 1 ORP Preamplifier Junction Box Calibration Calibration of the ORP input circuit requires a source of dc voltage between 500 and 2000 m V dc The reference voltage must be applied to the ORP input terminals on the preamplifier junction...

Страница 76: ...No 3369 Strain Relief Recommendation A strain relief is recommended to protect the cable probe junction during application where the sensor will be thrown or tossed into liquid 5 4 2 Dissolved Oxygen Probe Programming Note The membrane thickness must be programmed into the instrument The instrument uses this information to determine if the sensor is generating a reasonable current Failure to progr...

Страница 77: ...dry completely the electrolyte film between the membrane and the platinum will evaporate destabilizing the sensor If the sensor will be out of water for more than 30 minutes put a small amount of water in the silicon soaking cap and install it over the protective guard Lift the edge of the cap to break the seal as it is being removed This will prevent a vacuum from forming inside the soaking cap w...

Страница 78: ...ess ACCEPT to continue 7 Select another channel to configure or press RETURN to back up one step Press MAIN MENU to return to the Main Menu display 5 5 3 Conductivity Temperature Programming 1 From the Main Menu select OPTIONS ADVANCED OPTIONS DATALOG 2 Highlight Select Inputs using the UP and DOWN keys and press SELECT 3 Highlight Conductivity Temperature COND TEMP using the UP and DOWN keys then...

Страница 79: ...is is not used for calibration and has no effect on the calibration of the sensor Below are some examples of compensation factors of various liquids 0 96 C 5 Sulfuric Acid 1 88 C Dilute Ammonia 1 91 C Typical Wastewater 1 97 C Potassium Chloride 2 12 C Salt Sodium Chloride 2 84 C 98 Sulfuric Acid 4 55 C Ultra pure Water 6 With the sensor still in the calibration solution press any key Wait for the...

Страница 80: ...ence Temperature calibration is complete Table 12 Conductivity Values at Temperature for Hach KCl Solution Solution Temp C Calibration Value to be Entered Solution Temp C Calibration Value to be Entered Solution Temp C Calibration Value to be Entered 30 1 099 25 1 000 20 0 902 29 8 1 095 24 8 0 996 19 8 0 898 29 6 1 091 24 6 0 992 19 6 0 894 29 4 1 087 24 4 0 988 19 4 0 890 29 2 1 083 24 2 0 984 1...

Страница 81: ...pler and Streamlogg II InSight or Vision software until error free communications is achieved 1 From the Main Menu select OPTIONS ADVANCED OPTIONS COMMUNICATIONS SETUP RS232 SETUP 2 Select a baud rate for data communications by pressing the CHANGE CHOICE key to cycle through the possible choices 1200 2400 4800 9600 or 19 200 baud The higher the baud rate setting the faster data will transfer Set t...

Страница 82: ...ons Option if it is present However this poses no problem even if the sampler is physically connected directly to a phone line without a cellular phone 2 Highlight Modem Setup using the UP and DOWN keys Press ACCEPT 3 Enable modem power by pressing the CHANGE CHOICE key Modem power is turned off when not in use to conserve battery power Table 14 Modem CPU Connections J8 Pin Signal Description A Ti...

Страница 83: ...nd availability of cellular service varies considerably from one geographical location and from day to day Factors that affect the quality of cellular service include but are not limited to weather time of day distance to the nearest cell tower other cellular traffic etc Installation and Setup Note If the display on the cell phone is not present check to make sure the cell phone power is enabled i...

Страница 84: ...duling disabled and the sampler on battery power the sampler will leave the modem turned off until a call is received on the land line Note If the Cellular Modem Scheduling is disabled and the sampler is connected to a cell phone rather than a land line the sampler will not be able to answer any incoming calls If the sampler is on ac power or the battery voltage is over 14 5 volts the power to bot...

Страница 85: ...hoice appears in the center of the display Press ACCEPT 2 Set up the actual time and duration when the modem will be enabled 3 For Hourly schedule the duration that the modem will be turned on 4 If Daily is selected enter the Cellular Scheduling Start Time and Duration 5 If Weekly is selected enter the Cellular Modem Schedule Day Start time and Duration 11 00 AM 21 APR 01 MODEM SETUP ACCEPT CELLUL...

Страница 86: ...ount of time that the modem remains on after it dials a pager or remote computer when an alarm condition has been met The value is in minutes and can be anywhere between 1 to 120 minutes Note This display will not appear unless Cellular Modem Triggering is enabled 6 2 2 6 Pager Option The sampler can be set to call up to three individual pagers or a remote computer when an alarm condition has been...

Страница 87: ... THEN PAGER 1 Press CHANGE CHOICE until the desired reporting method is displayed then press ACCEPT When the sampler calls the pager service it will transmit a Pager Alarm Code number Table 15 which corresponds to a specific alarm condition 11 00 AM 21 APR 01 MODEM SETUP ACCEPT PAGER SERVICE PHONE NUMBER CANCEL 555 5555 CLEAR ENTRY USE NUMERIC KEYPAD 11 00 AM 21 APR 01 MODEM SETUP ACCEPT NUMBER OF...

Страница 88: ...icator is on High Cond Temp 36 U Sonic Echo Loss 10 No return signal detected Low Level 37 Xducer Ringing 11 The return signal is detected too soon Low Flow 38 U Sonic failure 12 Ultrasonic board detects an error Low pH ORP 39 RS485 Timed Out 13 Comm problems with RS485 Low Process Temp 40 Unable to Cool 14 AWRS only Too high temperature in a compartment Low CH1 41 Unable to heat 15 AWRS only Too ...

Страница 89: ...tween the two 4 20 mA outputs 1500 V ac Maximum Resistive Load 600 ohm Output Voltage 24 V dc no load Cable Required 4 20 mA Interface Cable Cat No 2924 25 ft long 4 pin connector on one end tinned wire leads on the other end 6 3 2 4 20 mA Programming 1 From the Main Menu select OPTIONS ADVANCED OPTIONS 4 20 mA OUTPUTS SELECT Note When the 4 20 mA outputs are disabled and not completely turned off...

Страница 90: ...ted the same way and are isolated from each other Calibration may be performed while the 4 20 mA device is in the current loop as shown in Figure 24 or disconnected from the current loop as shown in Figure 25 In either case the multimeter must be set to a 20 milliamp dc range or greater 1 From the Main Menu select OPTIONS ADVANCED OPTIONS CALIBRATION 4 20 mA OUTPUTS 2 Connect a multimeter to the 4...

Страница 91: ...ts must be limited to 5 amps A means to remove power from the relays locally in case of an emergency or for servicing the product must be provided by the user This can be accomplished with an external switch and a 5 amp fuse or with a switched 5 amp circuit breaker Four alarm relay outputs are available as a factory installed option The relays are mounted in an external NEMA 4X enclosure for insta...

Страница 92: ... connector on one end and a relay box on the other end Figure 27 1 Choose Normally Closed NC or Normally Open NO connections 2 Connect one wire to the common COM and the other to the connector with the preferred signal Table 17 Relay Connector J17 Pin Signal Description Wire Color A 12 V dc Red B Relay 1 Yellow C Relay 2 Black D Relay 3 Red E Relay 4 Green Table 18 Relays Connector Relay J2 1 J3 2...

Страница 93: ...Menu select SETUP ADVANCED OPTIONS ALARMS 2 Select one of the trouble conditions 3 Select an action to occur when the alarm is activated The table below lists each Trouble Condition Refer to Appendix C on page 127 for causes and solutions 6 4 2 2 Set Point Alarms Set Point Alarms look for trip points to be reached either high or low or both before initiating an action For example an initiated acti...

Страница 94: ...he deadband is the area between alarm turn on and turn off The purpose of setting the deadband is to eliminate alarm chatter which may occur if the turn on and turn off values are too close together Small fluctuations occurring when the reading is at or near the trip point can rapidly toggle an alarm relay on and off In the pH example Figure 28 the deadband is set to 0 10 pH When the pH reached 6 ...

Страница 95: ...nd wire to pin B and your positive wire to pin C To connect an analog current signal 4 20 mA dc 1 Tie ground wire to Pin B ground 2 Connect analog current wire to both voltage and current input pins for the appropriate channel Pin C and D or E and F or G and H 7 60 7 40 7 20 7 00 6 80 6 60 6 40 pH Alarm Off Alarm On Deadband Low Alarm Setpoint 6 9 pH Table 19Analog Input Pin Assignments Pin Signal...

Страница 96: ... and maximum signal limits of the external device To map an external device to an analog input channel 1 From the Main Menu select OPTIONS ADVANCED OPTIONS DATALOG 2 Highlight Select Inputs using the UP and DOWN keys and press SELECT Note If logging is enabled on any channel then that channel will have an arrow in front of the channel name to signify the channel is logged 3 Highlight the analog ch...

Страница 97: ...ertas notas y precauciones a tomar Lea y siga cuidadosamente estas instrucciones a fin de evitar accidentes personales y daños al instrumento Las tareas de instalación y mantenimiento descritas en la presente sección deberán ser efectuadas únicamente por personas debidamente cualificadas GEFAHR Einige der folgenden Abschnitte dieses Handbuchs enthalten Informationen in Form von Warnungen Vorsichts...

Страница 98: ...Visit http www hach com ...

Страница 99: ...icone grease oil or any other lubricant as this will substantially reduce the life of the pump tube and roller assembly 7 2 Pump Tubing Maintenance DANGER Always disconnect power to the sampler before removing the pump cover DANGER Débranchez toujours l alimentation de l analyseur d echantillonneur avant de déposer le couvercle de la pompe Replacement pump tubing is available from the manufacturer...

Страница 100: ... Figure 29 Pump Tube Loading 7 2 2 Replacing Pump Tubing 1 To replace the pump tube remove the four screws on the pump cover 2 Remove the front cover of the pump housing 3 Remove the existing tubing Locate the black dot on the new tubing The end of the tube that extends farthest beyond the black dot attaches to the stainless steel tubing connector 4 Install the pump tube in the pump housing until ...

Страница 101: ...r a wrist strap connected by a wire to earth ground Handle all static sensitive components in a static safe area If possible use anti static floor pads and work bench pads 7 4 Internal Maintenance Items The following items require access to the inside of the case for service Fuses for the RS485 and analog interface connectors if equipped Internal desiccant module RAM memory batteries System upgrad...

Страница 102: ...rease to help ensure a watertight seal Do not contaminate the grease or gasket area with dirt or debris during servicing Always replace the gasket if it is damaged or missing Never reassemble the case without the gasket properly installed 7 6 Re installing the Bottom Panel Note Always follow the procedure below when re installing the sampler bottom panel Improper panel installation may result in d...

Страница 103: ...xide Semiconductor circuit components used in the sampler Static electricity has the potential to damage the CMOS components of the sampler when the boards are unplugged and removed from the case Precautions must be taken to assure static free personnel and work area prior to handling the circuit boards Figure 31 CPU Board Table 20 CPU Board Connectors ID Description ID Description J1 Liquid Cryst...

Страница 104: ...ut Channel 7 J4 CPU Board J15 Thermal Control J5 Rain Gauge J16 12 V dc Main J6 Bubbler Module J17 Relay Output J7 Fluid Sensor 1 J18 4 20 mA PCB J8 Analog Input Channel 1 J19 Fluid Sensor 2 closest to pump J9 Analog Input Channel 2 J20 D O Conductivity J10 Analog Input Channel 3 J21 Submerged Sensor J11 Analog Input Channel 4 J22 5 amp External Fuse UTILITY BOARD J19 J7 J5 J1 J2 J20 J21 J17 J6 J1...

Страница 105: ...ase 7 10 Internal Desiccant Module Note The desiccant module cannot be recharged by heating Do not attempt to bake the desiccant module in an oven to remove the moisture as this could be a fire hazard The Internal Desiccant Module Cat No 8849 consists of a moisture absorbent material inside a poly bag If the humidity indicator on the front panel turns pink replace the module and the back panel per...

Страница 106: ...side the sampler controller is provided to power the RAM chips and the real time clock The memory battery keeps the program entries and logged sample data alive inside the RAM memory when the main power fails or is removed for transport or replacement The sampler memory battery consists of two C cell alkaline batteries Should the memory battery voltage fall too low to properly maintain the program...

Страница 107: ...4 118 June15 2 20pm 377 235 June15 2 25pm 423 342 Date Time Flow Bottles Intake Tubing Program Lock Program Delay Sample Collection Sample Distribution Liquid Sensor Sample Volume Intake Rinses Sample Retries Site ID Advanced Sampling Program Complete Output Setpoint Sampling Special Output Start Stop Times Storm Water Timed Bottle Sets Upset Sampling Display Data Setup Status MAIN MENU Options Ad...

Страница 108: ...ample Bottles Enter Bottle Volume Enter Intake Tube Length Enter Intake Tube Type Program Delay Enable Disable Enable Disable Enter Start Time Day of Week Stop After Last Sample Flow Proportional Take First Sample Immediately or After First Interval Deliver Each Sample to ALL Bottles Y N Run Continuously or Samples per Bottle Bottles per Sample Samples to Collect Enter number of Samples per Bottle...

Страница 109: ...val If Logged pick one 4 20 mA Outputs Enable or Disable Select Output A or B Select a Channel to Assign to Output A or B Enter 4 mA Input Value select Accept See CALIBRATION Flowchart or Accept Enter 20 mA Input Value or or Select Total Flow Units af cf gal l or m3 select or Arrow Indicates Item is Logged Main Menu Options Setup Status Display Data or or Select Units if applicable select or Selec...

Страница 110: ...tart and stop Enable Disable Select Start Condition Rain Level Rain AND Level Rain OR Level Immediate or External Trigger Select of First Flush Bottles Select Samples Bottle or Bottles Sample Enter Sampling Interval Enter Sample Volume Enter Program Time Limit Enable Disable Clock Time Note Timed Bottle is not allowed unless Bottles per Sample mode is selected in Distribution Menu Duration Enter T...

Страница 111: ...able or Disable if enabled if enabled Set HIGH Trigger Point Set Deadband Set Deadband Set LOW Trigger Point Report Via Modem Set Relay 1 Set Relay 2 Set Relay 3 Set Relay 4 Accept arrow indicates enabled arrow indicates enabled Flow Rate of Chg Rainfall or Pick One Enable or Disable Set High Trigger Point if enabled Set Time Interval Memory Battery Low Slate Memory Slate Memory Full Modem Failure...

Страница 112: ...ay Data Main Menu Submerged Probe Select Orientation Horizontal or Vertical Remove Submerged Probe from Liquid and press a key hold probe in same orientation as selected in previous step Submerge Probe to Known Depth 6 and press a key submerge probe in same orientation as previous step Enter Depth of Probe select Thermal Setup select Thermal Setpoint Thermal Calibrate Enter Desired Cabinet Temp En...

Страница 113: ... Remove Sensor From Liquid press a key Submerge Sensor to Known Depth Enter new Depth select select select Submerged Velocity Probe Place Probe on a Flat Surface and Press Any Key select select or select Submerge Sensor to Known Depth Ultra Sonic Sensor Calibrate U Sonic select Enter Distance to End of Invisible Range select Level Adjust Enter New Level B in dwg below select select Set Invisible R...

Страница 114: ...Visit http www hach com ...

Страница 115: ...d from memory If this data needs to be saved make sure it is downloaded to a DTU or personal computer prior to pressing START FROM BEGINNING To run or halt a program press the RUN STOP key on the front panel If the program has been stopped and no changes to the program settings were made while it was stopped pressing the RUN key will cause the program to ask to resume the previously running progra...

Страница 116: ...start Displays the data for the selected channel beginning with the first oldest data point in memory View from end Displays the data for the selected channel beginning from the most recent point in memory View from time date Displays the data for the selected channel beginning from any desired time and date Enters a new desired time and date Note Totals displayed are calculated by summing the log...

Страница 117: ...rsor s data on the status bar eliminates the need for X or Y axis labels and provides a larger graph viewing area Moving the Data Cursor with the Arrow Keys The data cursor appears as a vertical line in the center of the graph Move the data cursor to the left or right by using the soft keys or the numeric keypad Moving the Data Cursor with the Numeric Keypad The keys 0 9 represent a percentage of ...

Страница 118: ...calibration is necessary and the volume collected is accurate within 10 of the requested volume To improve volume accuracy to 5 or when sample volume accuracy is adversely affected by unusual site conditions such as the sample source located higher than the sampler pump or when the liquid sensor is disabled then volume calibration should be performed Sensor Disabled When the sensor is disabled you...

Страница 119: ...hen the desired sample volume has been reached in the graduated cylinder The pump will stop to allow the line to completely drain and then reverse to post purge the line 7 If the pumped sample volume is correct press DONE If not repeat the calibration cycle by pressing TRY AGAIN 8 When finished re install the pump tube onto the sample fitting Note To check the sample size after calibration use the...

Страница 120: ...e volume in the Setup menu is selected 1 From the Main Menu press OPTIONS 2 Press VOLUME CALIBRATION 3 Main Calibration is the only choice with the sensor enabled Press SELECT 4 Slip the pump tube off the sample fitting near where it exits the pump housing and direct the end of the pump tube into a graduated cylinder 5 Press START PUMPING The pump will purge the line and pump a sample into the gra...

Страница 121: ...inute but the data is not logged until the five minute logging interval is complete At that time the readings are averaged over the previous five minutes and that average is logged Continuous Mode Continuous Mode is automatically initiated upon power up if ac power is supplied The microprocessor stays awake at all times taking readings every second At the end of the specified logging interval the ...

Страница 122: ...ailable memory If on the other hand a one minute logging interval is selected the memory would become full after 12 days Dynamic Memory Allocation The sampler uses a management scheme called Dynamic Memory Allocation All readings are logged in battery backed Random Access Memory RAM RAM memory is allocated to each channel dynamically during operation If one channel is logging at five minute interv...

Страница 123: ...ion To configure the sampler for data logging Note If logging is enabled on any channel then that channel will have an arrow in front of it to signify that the channel is logged 1 Select Data Log from the Advanced Options menu 2 Highlight Select Inputs using the UP and DOWN keys and press SELECT 3 Highlight the channel you wish to log using the UP and DOWN keys then press SELECT 4 Press CHANGE CHO...

Страница 124: ...ents to find out when an event occurred and what events preceded or followed the event of interest Events may be viewed in chronological order from the beginning or end of the event list by selecting View From Start or View From End The event list cannot be erase even when the program is started Up to 200 events are logged before the list wraps around and the oldest entry is discarded as each new ...

Страница 125: ...gth This voltage is used by the sampler microprocessor to sense the exact moment water reaches the sensor the liquid sensor compares the voltage signal strength when the tubing is dry such as when purging the line to the voltage when the tubing is full of water such as when pumping a sample The dry verses wet voltage reading must be at least 0 8 V dc higher than the 0 3 volts then when the voltage...

Страница 126: ...ur reference The Site ID can be modified in the Setup menu Screen Saver Mode From the Main Menu select SETUP ADVANCED OPTIONS SCREEN SAVER MODE The power required to properly light the LCD can consume valuable battery life Screen Saver Mode is a power saving feature of the sampler Battery Power When the sampler senses that it is operating on battery power Screen Saver Mode conserves battery life b...

Страница 127: ...low by the scaling factor 1000 gives an actual total flow of 465 000 gallons 1 From the Main Menu select OPTIONS ADVANCED OPTIONS FLOW TOTALIZER to display the Modify Setup Reset and View Total screen Modify Setup Modify Setup selects a totalizer scaling factor and a flow unit of measure 1 Highlight Modify Setup using the UP and DOWN Press SELECT 2 Set the Totalizer Scaling factor using the CHANGE...

Страница 128: ...re totalizers at once start a program with the RUN STOP key Note If any type of condition occurs both the resettable and the non resettable totalizers are reset The resettable totalizer can be used to total flow over a finite period and can be reset as often as desired without affecting the other totalizers View Totals To view the current totals of both the resettable and non resettable totalizers...

Страница 129: ...ord is 9000 Interval must be 000 01 xxx xx where xxx xx is max interval An invalid duration hrs min was entered Invalid floating point format only one decimal point allowed A number was entered with two or more decimal points Logging intervals must be 1 2 3 5 6 10 12 15 20 30 60 An invalid logging interval was entered Minutes must be 00 59 Invalid number entered when setting a time No changes allo...

Страница 130: ...e for graphing and the selected beginning or ending time falls outside the range of data The value must be xxx yyy xxx is minimum yyy is maximum The value entered was out of the legal range when changing any numeric parameter The appropriate range is always displayed on the bottom line on the entry screen This program stop is prior to the last program start This program start is prior to the last ...

Страница 131: ... Distributor arm has jammed on an obstruction Remove obstruction Unable to Cool Refrigeration system is unable to reduce temperature in refrigeration compartment to user defined setpoint Unable to Heat Heater is unable to increase temperature in refrigeration compartment to user defined setpoint U Sonic Echo Loss The echo has been temporarily deflected by a change in site conditions such as floati...

Страница 132: ...urrents Echo loss should not exceed more than two hours Temperature calibration set up incorrectly Extreme high or low temperature indicates a bad temperature transducer in the temperature sensor Go through the temperature calibration procedure and determine what the temperature the unit is sensing Replace transducer if necessary U Sonic Failure No Signal from the Ultrasonic Transducer Transducer ...

Страница 133: ...or clogging If present clean thoroughly Keep the electrode wet at all times If it dries out the impedance will increase dramatically To restore performance soak in 0 1 N HCI Cat No 1481253 for 30 minutes and rinse well with distilled water Chemical degradation of pH glass can occur rapidly in a high temperature or high pH environment yielding sluggish response Low temperature environments can doub...

Страница 134: ...slope from the sampler to the liquid source Anchor stainer is intermittently submerged Install the shallow depth anchor strainer Cat No 2071 or 4652 Worn roller assembly and or pump tubing Replace assembly and or pump tubing When using Timed Calibrate liquid sensor disabled variable lifts will cause variable sample volumes Enable sensor and calibrate volume if site conditions allow Liquid sensor i...

Страница 135: ... Multiply the flow increment between samples f by the pulse frequency output of the flow meter i e 1 pulse per 100 gallons 1 pulse per 1000 gallons etc If the pulse frequency output of the flow meter is not known consult the flow meter manufacturer Note The final result is not necessarily a whole number You must round off the result to the nearest whole number Flow Proportional Sampling Intervals ...

Страница 136: ...ples over a given period of time when sampling in proportion to the flow rate To calculate the number of 12 V dc output pulses between samples determine the total number of samples represented by n in the following examples that you want to collect and the period of time over which you want to collect them Use the three step method presented below to determine the Total Count value that you will e...

Страница 137: ...A flow proportional basis Average Flow Rate 1 75 mgd average flow rate over the 24 hour period Maximum Flow Rate 3 mgd a 1440 minutes 1 Calculate Q 2 Calculate t 3 Multiply Q x t x 10 Therefore the value entered for INTV _ _ _ _ CNTS is 175 Example 3 You want to collect 96 samples over a 24 hour period on a 4 20 mA flow proportional basis Average Flow Rate 0 52 mgd average flow rate over the 24 ho...

Страница 138: ... flow rate over the 48 hour period Maximum Flow Rate 1 cfs a 2 880 minutes 1 Calculate Q 2 Calculate t 3 Multiply Q x t x 10 Therefore the value entered for INTV _ _ _ _ CNTS is 240 You will notice from the previous five examples that the average and maximum flow rate can be expressed in any units i e mgd gpm cfs etc However express the average and maximum flow rate in the same units for any given...

Страница 139: ...antity Catalog Number 1 Hook and Loop Fastener 2 8791 2 Hook Fastener 1 8792 3 Battery Pack 1 8765 4 C cell Battery 2 2709 5 Power Supply Cable Assembly 1 8783 6 Distributor Cable Assembly 1 8623 7 Nut 17 SE 301 8 Lock Washer 17 SE 306 9 Desiccant Bag 1 8849 10 O ring 8606 Lubricant 1 SE 1048 11 Screw 17 SE 343 12 Overlay 1 8807 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 140: ...898 11 Overlay Fuse Holder 1 1436 3 Display Assembly 1 8911 12 O ring 1 x 10 mm 1 3319 4 Screw 4 SE 105 13 O ring 1 3321 5 Screw 1 SE 214 14 Fuse 5 A 250 V Slow blow 1 8753 6 Washer 1 SE 208 15 Fuse Holder 5 x 20 mm 1 3320 7 Bracket Desiccant Card 1 2594 16 Gear Box Assembly 1 8910 8 Humidity Indicator Card 1 2660 17 Cable Assembly Motor 1 8859 9 Cable Assembly Fuse Holder 1 3146 1 3 4 2 5 6 7 8 9...

Страница 141: ...5 Gearbox Assembly Cat No 8910 6 Fuse Holder 5 x 20 mm Cat No 3320 7 DO and Conductivity 8 Three Channel Data Log 9 CPU 10 AUX 11 Distributor 12 Sensor 2 13 Sensor 1 14 Black TB1 3 15 Shield TB1 2 16 Clear TB1 1 17 4 20 mA 1 2 3 4 Insert wires into motor terminals from the gearbox side Solder wires directly to the motor terminals Snip excess wire 5 7 8 11 12 13 15 14 16 17 6 10 9 ...

Страница 142: ...Sampler Assembly Item Description Catalog Number 1 900 Refrigerated Sampler 8971 2 120 V Transition Assembly 8924 3 Composite Refrigerator Sampler 8955 4 Grommet 2050 5 Sample Extension Fitting 8966 6 Composite Tube Support 8938 7 Screw SE 724 8 Lock Washer SE 708 9 Washer SE 728 1 2 3 4 5 6 7 8 9 ...

Страница 143: ... Item Description Quantity Catalog Number 1 Plate 1 8979 2 Screw 3 SE 313 3 Screw 3 SE 312 4 Cable Feed thru Fitting 1 8967 5 Sealant 1 SE 979 6 120 V Refrigerator 1 7686 7 Molded Fitting Adhesive SE 1054 1 8936 8 Screw 2 1519 9 Distributor Mounting Plate 1 8978 10 Standoff 3 1772 2 3 4 5 7 6 1 8 9 10 ...

Страница 144: ...erated Discrete Sampler Assembly Item Description Catalog Number 1 Sigma 900 MAX Refrigerated Sampler 8973 2 120 V Transition Assembly 8924 3 Steel Refrigerator 8959 4 Grommet 2050 5 Sample Extension Fitting 8966 6 Screw SE 724 7 Lock Washer SE 708 8 Washer SE 728 1 2 3 4 5 6 7 8 ...

Страница 145: ...SE 313 11 Support Bracket 1 2135 3 Screw 3 SE 312 12 Nut 2 SE 404 4 Cable Feed thru Fitting 1 8967 13 Washer 2 SE 503 5 Sealant 1 SE 979 14 8 24 Bottle Positioner 1 1512 6 Rivet 6 SE 840 15 Molded Fitting 1 8936 7 Positioner Mounting Plate 1 2136 16 Screw 2 1519 8 Thumbscrew 2 2137 17 Distributor Mounting Plate 1 8978 9 Screw 2 SE 534 18 Standoff 3 1772 18 17 16 15 14 9 10 11 13 12 6 7 1 2 3 4 5 8...

Страница 146: ...939 13 Nut 2 SE 407 3 Washer 4 SE 210 14 Replacement Fuse 1 3231 4 Nut 4 SE 201 15 Screw 4 SE 529 5 Gasket 2 8981 16 Lock Washer 4 SE 501 6 Fitting 1 1794 17 Hinge 2 8941 7 Gasket 1 2885 18 Nut 4 SE 201 8 Transition Plate 1 8892 19 Washer 4 SE 210 9 Nut 1 1429 20 Hold Down Latch 1 1593 10 Screw 2 SE 402 21 Screw 4 SE 215 11 Strain Relief 1 8940 1 2 3 4 5 6 7 8 9 10 11 12 13 14a or 14b 15 16 17 18 ...

Страница 147: ...Appendix E Page 145 8990apdx_exploded fm Exploded Drawings Sigma 900 MAX Refrigerated Sampler Reference Dimensions 61 cm 24 ref 61 cm 24 ref 110 cm 43 5 ref ...

Страница 148: ...Visit http www hach com ...

Страница 149: ...any customer service is an important part of every product we make With that in mind we have compiled the following information for your convenience Page 147 8990gen_info fm GENERAL INFORMATION GENERAL INFORMATION ...

Страница 150: ...Visit http www hach com ...

Страница 151: ...ft 460050 Peristaltic Pump Tubing for All Distributors and 800 Series 15 ft 386615 Peristaltic Pump Tubing for All Distributors and 800 Series 50 ft 386650 Refrigerator Assembly 8959 Refrigerator 115 V ac Stainless Steel 1030 Refrigerator 230 V ac Stainless Steel 2188 Sampler Locking Assembly 1354 Strainer All 316 Stainless Steel 6 0 in long x 0 406 in OD 2071 Strainer All 316 Stainless Steel 7 94...

Страница 152: ...ard Sensor Range 0 10 ft requires cable P N 3564 88000 88001 Standard Sensor Range 0 30 ft requires cable P N 3564 88002 88003 Cable sold by the ft specify length needed per sensor Min 10 Max 250 3564 3564 Junction Box required for bare lead sensor connection to flow meter N A 4730 Remote AV use when the flow meter to sensor distance is greater than 250 ft requires cable SE818 and sensor 5250 5250...

Страница 153: ...tion is not available with Factory Installed Integral Depth Only Flow Meter Option 8794 General Purpose Depth Sensor Range 0 0 576 ft with 25 ft cable 2963 Range 0 10 ft with 25 ft cable 2343 Range 0 23 ft with 50 ft cable 2333 Note Depth sensor cables cannot be extended Type Pipe Diameter Inches Part Number Mounting Ring Band Mounting Clip Submerged Area Velocity Sensor Mounting Rings For 6 24 in...

Страница 154: ...ption Part Number Insertion Tool To remove P N 1361 1370 mounting rings 9574 Mounting Plate Hardware for Directly Mounting to Pipe Wall Option Pipe Diameter Part Number Submerged Depth Velocity Mounting Plate All Pipe Sizes 4939 Submerged Depth Only Mounting Plate All Pipe Sizes 2312 Part Description Part Number Permanent Wall Mounting Bracket 2974 Adjustable for Floor or Wall 2904 Tripod with Mou...

Страница 155: ...In the U S A call 1 800 635 1230 Outside the U S A and Europe send E mail to intltech hach com Repair Service Authorization must be obtained from Hach Company before sending any items for repair Please contact the Hach Company Service Center serving your location Hach Company P O Box 389 Loveland Colorado 80539 0389 U S A Telephone 1 800 635 1230 or 970 669 3050 Fax 970 669 2932 By Telephone 800 6...

Страница 156: ... 2747 7412 Fax 43 0 2747 4218 email lange via at www drlange de Spain NEURTEK M A LANGE GROUP c Araba 45 Apdo 220 E 20800 ZARAUZ Tel 34 943 894 379 Fax 34 943 130 241 email info drlange com www drlange com France Polymetron Dr Lange Division Lab 33 rue du ballon F 93165 Noisy le Grand Tel 33 0 1 48 15 68 70 Fax 33 0 1 48 15 68 79 email info drlange fr www drlange fr Italy Dr Bruno Lange s r I via ...

Страница 157: ...ttempted repair not authorized by Hach Company Any product not used in accordance with the instructions furnished by Hach Company Freight charges to return merchandise to Hach Company Freight charges on expedited or express shipment of warranted parts or product Travel fees associated with on site warranty repair This warranty contains the sole express warranty made by Hach Company in connection w...

Страница 158: ...ltrasonic Sensor 61 ORP Probe 73 pH Probe 71 Submerged Area Velocity Sensor 64 Submerged Pressure Sensor 66 Cellular Communications 80 Cellular Modem Scheduling 82 Cellular Modem Triggering 84 Circuit Board 101 Cleaning the Sampler 97 Conductivity Probe 76 Calibration 77 Connection 76 Programming 76 Temperature Calibration 78 Temperature Programming 76 Constant Time Variable Volume Sampling 43 Con...

Страница 159: ...ion 97 M Maintenance 97 Memory Allocation 120 Memory Battery 86 104 129 Memory Modes 120 Menu Bar and Status Bar 16 Modem Connection 80 Programming 80 Modify Setup 125 Motor Gear Box 103 Multiple Bottle 45 N Numeric Keypad 16 O ON OFF Key 16 Option Menu 116 ORP Probe Calibration 73 Junction Box 73 Junction Box Calibration 73 Programming 73 P Pager Alarm Codes 86 Pager Option 84 Password 39 pH Prob...

Страница 160: ...ling 50 Single Bottle Sampling 27 Single Bottle Sampling 45 Site Selection 81 Site selection 23 Slate Mode 121 Soft Keys 16 Specifications 9 Splitter Interface 33 Status 37 Strain Relief 74 Strainer 26 Submerged Area Velocity Sensor 63 Cable Routing 63 Calibration 64 Connection 63 Programming 63 Submerged Pressure Sensor 65 Calibration 66 Connection 65 Programming 66 T Tables 114 Time Date 116 Tim...

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