Hach-lange SIGMA SD900 Refrigerated Sampler and All Weather R Manuel d'utilisateur

DOC026.53.00799Sigma SD900 Refrigerated Sampler andAll Weather Refrigerated SamplerUSER MANUALAugust 2008, Edition 4© HACH Company, 2008. All rights r

8Specifications*In some industrial environments, radio frequency interference on the AC power line in the 30–50 MHz range could cause the refrigerator

98Contact information

99Appendix A Wiring for non-Sigma flow metersCAUTIONOnly qualified personnel should conduct the tasks described in this section of the manual.Prerequi

100Wiring for non-Sigma flow metersCPulse/Current inputOrangeThis input triggers sample collection. The signal may be generated by:• An external flow

101Wiring for non-Sigma flow metersFProgram complete outputGreenNormally an open circuit, this line switches to ground for 90 seconds at the conclusio

102Wiring for non-Sigma flow meters

103Appendix B SDI-12 Configuration for a Hydrolab SondePrerequisites:• SDI-12 compatible sonde• Power adapter (Mains/Battery. Power adapter not requir

104SDI-12 Configuration for a Hydrolab SondeB.1 SDI-12 ConfigurationOnce the sonde is connected to one of the COM ports in the PC, go to START MENU>

105SDI-12 Configuration for a Hydrolab SondeClick on the settings tab to configure the sonde SDI-12 interface (Figure 45).Figure 44 Hydras3 LT configu

106SDI-12 Configuration for a Hydrolab SondeClick on the Enabled checkbox in the communication window of the settings tab.This enables the SDI-12 inte

107SDI-12 Configuration for a Hydrolab SondeClick on the Define SDI Parameter Order button to configure the order of available parameters for the SDI-

9Specifications1.1 Refrigerated sampler dimensionsFigure 1 Refrigerated sampler dimensions

108SDI-12 Configuration for a Hydrolab SondeFigure 47 Define SDI Parameter Order

109SDI-12 Configuration for a Hydrolab SondeIn the settings tab, click on Save Settings to save the settings and close the Hydras3 LT software (Figure

110SDI-12 Configuration for a Hydrolab Sonde

111IndexAaccessories ... 93advanced samplingmenu overview ...

112IndexSsafetyconfined space precautions ... 14general information ... 13sample

10Specifications1.2 All weather refrigerated sampler dimensionsFigure 2 All weather refrigerated sampler dimensions

11Specifications1.3 Bottle and retainer configurationsFigure 3 Refrigerated sampler bottle and retainer configurationsSD900 REFRIGERATEDDISCRETE/COMP

12SpecificationsFigure 4 All weather refrigerated sampler bottle and retainer configurations6494 21 L (5.5 GAL)POLYETHYLENE CONTAINER1918 10

13Section 2 General Information2.1 Safety informationPlease read this entire manual before unpacking, setting up, or operating this equipment. Pay att

14General Information2.1.3 Confined space precautionsImportant Note: The following information is provided to guide users of Sigma SD900 Refrigerated

15General Information• An atmosphere that may be flammable or explosive due to gases, vapors, mists, dusts or fibers.• Toxic materials which upon cont

16General Information2.2 Sampler overviewDANGERExplosion hazard. The refrigerated sampler and all weather refrigerated sampler are not certified for,

17General InformationControllerThe controller is located on top of the refrigerator. Use the controller to program the sampler and for manual operatio

18General Information2.2.1.2 Factory installed optional controller compartment heater (AWRS only)Warning: Fire Hazard. Models of AWR samplers with cab

19General InformationThe compartment heater is a factory installed option and needs to be specified at the time of order.2.2.1.3 Refrigeration compart

20General Information

21Section 3 Installation3.1 Unpack the samplerCAUTION: Lifting Hazard (86 kg) (190 lbs). The Refrigerated and All Weather samplers weigh more than 86

22InstallationFigure 7 Sampler with multiple bottles1 Optional cover (Cat. No. 8963) 8 Strainer2 Controller 9 Refrigerated sampler3 Distributor assemb

23Installation3.2 Installation guidelinesCAUTIONPotential electrical and chemical hazard. Only qualified personnel should conduct the tasks described

24InstallationFigure 8 Mounting configuration1 Strainer 4 Vertical lift2 Intake tubing 5 All weather refrigerated sampler3 Refrigerated sampler 6 Moun

25Installation3.3 Sampler preparationCAUTIONBiological sample hazard. Follow safe handling protocols during contact with sample bottles and sampler co

26Installation3.3.2 Single bottle installationUse a single bottle when one composite sample is needed. A full bottle shut-off signals the controller w

27Installation3.3.3 Multiple bottle installationUse multiple bottles to collect samples into separate bottles or into more than one bottle. A distribu

1Table of ContentsSection 1 Specifications...

28Installation3.3.3.1 Two or four bottle installationUse 2 or 4 bottles to collect samples into 10-liter (2.5-gallon) bottles. Bottle position numbers

29Installation3.3.3.2 Eight bottle installationUse 8 bottles to collect samples into 1.9-liter (0.5-gallon) glass or 2.3-liter (0.6-gallon) bottles.Pr

30InstallationFigure 13 Refrigerated eight bottle installation1 Base of refrigerator compartment (refrigerated sampler) 5 Bottle one indicator wire2 B

31Installation3.3.3.3 24 bottle installationUse 24 bottles to collect samples into 350-mL or 1-liter bottles.Prerequisites:• 24 plastic or glass bottl

32Installation3. Place the retainer over the bottles.Note: If using 350-mL glass bottles, place the bottles around the outside of the retainer.4. Plac

33InstallationFigure 16 AWRS 24 bottle installation1 Removable tray 6 Positioner slot for bottle tray2 Bottle tray (Cat. No. 1511) 7 Front of sampler

34Installation3.3.3.4 Distributor installationCAUTIONPinch hazard. Make sure the sampler is powered off before removing or installing the distributor

35Installation3.4 Intake tubing and strainer installationPlace the intake tubing and strainer directly in the sample source to collect samples. Refer

36Installation2. Press the tubing into the strain relief (Figure 18 or Figure 19).3. Route the tubing so that the tubing is not pinched when the cover

37Installation3.5 Electrical installationConnect cables to the controller as shown in Figure 20 for the following components:• Power (section 3.5.1 on

2Table of Contents4.5 Start or stop a program ...

38Installation3.5.1 AC power installationWARNINGElectric shock hazard. The temperature of the power supply will increase when the sampler pump is oper

39Installation3. Make sure the pacing or time interval in the sampler program allows enough time for the pump to be off between sample cycles.Note: Wh

40Installation3.5.1.1 Refrigerated sampler AC power installationDANGERElectrocution Hazard. The refrigerated sampler is not suitable for outdoor insta

41InstallationThe mains power cord for 115 VAC samplers is equipped with a NEMA 5 15P plug for standard North American outlets. The mains power cord

42Installation3.5.3 Communications installationThe sampler can be connected to a PC or Mod bus device for data transfer or programming.Prerequisites:•

43Section 4 Sampler operation4.1 Power on and power offImportant Note: The AC power supply will become overheated if the sampler pump is operated cont

44Sampler operation4.2.2 Navigation Use the controller to access all sampler operations. Use the ARROW keys, ENTER key and BACK key to move from one s

45Sampler operation4.3 Main menu overviewThe SD900 sampler main menu contains four options for sampler operation, monitoring or data management. Each

46Sampler operation4.4.1 Sampler program overviewTable 3 outlines the menu for creating a basic sampling program.Table 3 Basic program setupMenu optio

47Sampler operation4.4.2 Create a sampler programCreate a sampler program to set up the sampler for automatic sampling routines.Procedure:1. Select PR

3Table of Contents6.4 Distributor arm tubing replacement... 8

48Sampler operation4.4.3 Modify a programUse the modify selected option to change an individual parameter for the currently loaded program.Procedure:1

49Sampler operation4.4.5 Restore default settingsUse the restore option to set all program parameters to the default settings.Procedure:1. Select PROG

50Sampler operation4.5 Start or stop a programUse the RUN/HALT PROGRAM key to start or stop a program.Procedure:1. Press RUN/HALT PROGRAM to run, halt

51Sampler operation4.6.2 Move the distributor armWhen configured for multiple bottles, the distributor arm can be moved manually to distribute a grab

52Sampler operationIn addition, if a sonde is detected, current measurements can be selected and viewed by the user.4.7.2 Status for main programThe s

53Sampler operation4.7.3 Status for stormwater programThe status screen shows information about the stormwater program similar to that shown for the m

54Sampler operation2. The sample history will list the sample numbers, bottle numbers and brief result for each sample. Select a sample from the list

55Sampler operation4.7.5.1 View the event logView the event log to see details about the events that have been recorded.Procedure:1. Select DIAGNOSTIC

56Sampler operation4.8.1 Volume calibration using the liquid sensorUse the volume calibration with the liquid sensor enabled to adjust sample volumes

57Sampler operation4.8.2 Volume calibration based on timeWhen the liquid sensor is disabled, the main sample volume, the first flush storm volume (if

4Table of Contents

58Sampler operation4.8.3 Verify sample volumeTo check the sample size after calibration use the Manual Operation key to take a grab sample. Do not go

59Sampler operation4.9.1 Liquid sensor calibrationThe accuracy of the liquid sensor can vary with the type of liquid that is being sampled. For exampl

60Sampler operation3. Select YES to set a new password or NO to activate the existing password.4. If yes was selected, enter the old password and pres

61Sampler operationThe SDI-12 interface is enabled only if a device is connected and if it is detected on the external SDI-12 connector. Scanning for

62Sampler operationThe SD900 directly supports the Hydrolab MS5 and DS5 by automatically detecting the measurement type and unit for each of the SDI-1

63Sampler operation4.9.5 Tubing life indicatorThe tubing life option can be used to set a reminder to replace the pump tubing. The user defines a maxi

64Sampler operation4.9.5.4 Reset tubing cyclesWhen the “change tube” message is shown, replace the pump tubing and then reset the pump cycles. Procedu

65Section 5 Advanced sampling5.1 Advanced sampling overviewUse the advanced sampling menu for the following operations:• Send a 12 VDC output signal t

66Advanced sampling5.3 Advanced sampling instructionsTo access the advanced sampling menu, select PROGRAM SETUP>MODIFY SELECTED>ADV SAMPLING fro

67Advanced sampling• During sample intake—during the sample intake portion of the cycle only, ignoring all purges and rinse cycles.• During entire cyc

5Section 1 SpecificationsSpecifications are subject to change without notice.Refrigerated SamplerDimensions (see Figure 1 on page 9)Height: 112 cm (44

68Advanced sampling5.3.3.1 Setpoint sampling with an SDI-12 deviceWhen an SDI-12 device is connected to the SD900, its measurements are available as s

69Advanced samplingIn a LOW SETPOINT condition (Figure 31), the trigger becomes active when the decreasing pH measurement value reaches 7.0. The trigg

70Advanced samplingChoose either the START ON SETPT or the START/STOP option. If the START ON SETPT option is chosen, once a setpoint trigger is activ

71Advanced samplingmultiple samples) at timed interval(s). The number of bottles segregated for the first flush sample is selectable. Concurrently, fl

72Advanced sampling5.3.6 Set variable intervalsVariable time or flow intervals can be set for sample cycles. Intervals will be in hours and minutes if

73Advanced sampling2. Select TIME BOTTLE>ENABLE.3. Enter the number of samples to be collected in each timed bottle set.4. Select one of the timed

74Advanced sampling

75Section 6 MaintenanceWARNINGOnly qualified personnel should conduct the tasks described in this section of the manual.WARNINGPotential shock hazard.

76Maintenance6.3 Pump maintenanceCAUTIONPinch hazard. Always disconnect power to the sampler before opening the pump cover.The tubing in the peristalt

77Maintenance6. Clean the silicone residue from the interior of the pump housing and from the rollers (see section 6.3.3 on page 79).Installation proc

6SpecificationsRecovery timeSampler temperature recovers to 4 °C within 5 minutes after the door has been held open for one minute in 24 °C (75 °F) am

78MaintenanceFigure 33 Pump tubing installation1 Pump tube guide 5 Rotor2 Pump tube track (upper) 6 Pump tube track (lower)3 Guide pin 7 Connection to

79Maintenance6.3.3 Rotor removal and cleaningFor an entire pump assembly replacement, order part number 6262000.Remove the pump rotor to thoroughly cl

80Maintenance6.4 Distributor arm tubing replacementThe distributor arm moves over each bottle during multiple bottle sampling. Inspect the tubing in t

81Maintenance6.5 Desiccant replacementA desiccant cartridge is located inside the controller to absorb moisture and prevent corrosion. Over time the d

82Maintenance6.6 Thermal sensor calibration (AWRS only)6.6.1 Thermal sensor verificationTo verify the accuracy of the refrigerator compartment tempera

83Maintenance5. With the sampler controller off and the door closed, wait approximately 30 minutes for the reference sensor and lab thermometer to sta

84Maintenance6.8 Adjusting the refrigeration compartment door (AWRS only)Since the door gasket may compress slightly over time, an adjustment screw is

85Maintenance6.9 Refrigerator compressor and refrigerantWarning:Potential for Electrical Shock, Pressure and Burn Hazards. There are no user serviceab

86Maintenance6.10 Fuse ListingWARNINGPotential Shock and Fire hazards. Only qualified personnel should conduct the tasks described in this section of

87Section 7 Troubleshooting7.1 General troubleshootingRefer to the information in Table 7 when a problem with the sampler occurs.Table 7 SD 900 genera

7SpecificationsTypical transfer velocity2.9 ft/s (0.9 m/s) with 15 ft (4.6 m) vertical lift, 16 ft of 3/8-in. vinyl intake tubing, 70 °F (21 °C) and 5

88Troubleshooting7.2 Error messages and notificationsMessages will be shown in the controller display when errors occur or to confirm that an operatio

89TroubleshootingERASING LOG. PLEASE WAITConfirmation that the event log is being cleared.Wait for the log to be erased.ERROR WRONG PWDAn incorrect pa

90Troubleshooting7.3 Diagnostic testsUse the diagnostics option to test for correct operation of the following components:• Distributor (section 7.3.1

91Troubleshooting2. Press each key on the keypad (except the BACK key). The display should show the name of the key that was pressed. 3. To exit the t

92TroubleshootingTo correct the error, make sure that the SDI-12 device is properly connected. The SD900 will detect the sonde during the next scan in

93Section 8 Replacement Parts and Accessories8.1 Bottle kitsDescriptionCatalog numberRefrigerated Catalog numberAWRSSingle bottle kits (include contai

94Replacement Parts and AccessoriesTubing Connection Kit, for Teflon-lined PE tubing 21868.4 AccessoriesDescription Catalog number3-way Splitter Assem

95Replacement Parts and AccessoriesDistributor Arm for Assembly 8568, 2, 4 bottles 1789Distributor Arm Tubing, 22.5-inch, for assy 8562 (arm 1782)8564

96Replacement Parts and Accessories

97Section 9 Contact informationHACH CompanyWorld HeadquartersP.O. Box 389Loveland, Colorado80539-0389 U.S.A.Tel (800) 227-HACH(800) -227-4224(U.S.A. o