Hach DOC026.52.00769 User Manual Download

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Catalog Number DOC026.52.00769

Surface Scatter

7 sc Turbidimeter

USER MANUAL

Edition 2 November 2006

Summary of Contents for DOC026.52.00769

Page 1: ...Catalog Number DOC026 52 00769 Surface Scatter 7 sc Turbidimeter USER MANUAL Edition 2 November 2006...

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Page 4: ...Visit us at www hach com...

Page 5: ...on 24 3 7 1 Wiring safety information 24 3 7 2 Connecting wiring the SS7 sc or SS7 sc HST to the sc100 controller 24 Section 4 System startup 27 4 1 General operation 27 4 2 Starting sample flow 27 Se...

Page 6: ...47 7 1 Error Codes 47 7 2 Warnings 47 7 3 Event codes 49 7 4 Data log 50 Section 8 Replacement parts and accessories 51 8 1 Replacement parts 51 8 2 Accessories 51 Section 9 Contact 53 Section 10 Lim...

Page 7: ...20 watts maximum provides by sc100 Sample inlet fitting in NPT female Overflow drain fitting 1 in NPT female Body drain fitting in NPT female AIr purge fitting in quick connect compression fitting 0...

Page 8: ...vs probe load Table 1 sc100 controller capacity Controller operating temperature C Power available watts Controller capacity 40 25 1 SS7 sc plus 5 watts for other devices 50 16 1 SS7 sc plus 4 watts...

Page 9: ...c plus 11 watts for other devices 55 25 1 SS7 sc plus 13 watts for other devices 38 40 44 48 52 56 42 46 50 54 58 Probe Load watts sc 1000 Ambient T C Temp 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48...

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Page 11: ...arked with this symbol may not be disposed of in European public disposal systems after 12 August of 2005 In conformity with European local and national regulations EU Directive 2002 96 EC European el...

Page 12: ...ation is based on formazin the primary turbidity reference standard adopted by the APHA Standard Methods for the Examination of Water and Wastewater and the USEPA The instrument consists of a control...

Page 13: ...nt Control PWM Control Frequency Control and Warning Refer to the sc100 manual for setup and use of these different settings An alarm relay can be programmed in the sc100 to control the optional Auto...

Page 14: ...nents 1 Detector assembly Cat No 71221 00 5 Bulkhead fitting 1 in NPT Cat No 40355 00 2 Light source assembly Cat No 45004 00 6 Bulkhead fittings in NPT Cat No 40311 00 3 To sc100 7 Turbidimeter body...

Page 15: ...basic design and principle of operation are the same as the standard SS7 sc model Differences between the standard and HST models will be noted in this manual where appropriate Figure 5 Optical diagr...

Page 16: ...ng 1 in NPT Cat No 40355 00 3 Threaded disk Cat No 40299 00 with in screw Cat No 7858 11 10 Drain trap 4 Detector assembly Cat No 71221 00 11 1 in NPT gravity drain 5 Vent cover Cat No 40294 00 12 Bul...

Page 17: ...the environmental requirements and select the mounting location section 3 3 2 on page 17 3 Mount the sample unit section 3 3 3 on page 17 4 Install the optional heat exchanger if required section 3 3...

Page 18: ...her ID x 1 00 OD 4x 2 Brush cylinder size 2 7 Adapter barb fitting NPT to ID hose barb 2x 3 Calibration cup SS7 sc 8 Adapter barb fitting 1 NPT to 1 ID hose 4 Light source alignment plate 9 Nipple NPT...

Page 19: ...n sample turbidity Dimensions and other installation information are shown in Figure 8 on page 18 Figure 9 on page 19 and Figure 10 on page 20 The control and sample unit are designed for wall mountin...

Page 20: ...on drawing 1 Door hinges 4x 7 Ball valve 2 Flow multiplier SS7 sc HST only 8 in NPT nipple 3 Ventilator 2x 9 1 in NPTF bulkhead fitting 4 Cable assembly 10 in NPTF bulkhead fitting 5 Enclosure door la...

Page 21: ...res of up to 100 C but is not suitable for steam or super heated water A source of cooling water is required The heat exchanger is made of 316 stainless steel and has MNPT pipe connections The large p...

Page 22: ...h solids Route the sample line as directly as possible Using long or large diameter sample lines will result in a significant lag time between actual process conditions and instrument measurements Whe...

Page 23: ...in flow due to pulses from a pump and or sample pressure Using the Bubble Trap Head Regulator will increase response time to changes in sample concentration The increase in response time may vary fro...

Page 24: ...Drain Trap Customer supplied 7 Sample in 20 1 in NPT adapter supplied 8 Sample bypass during flush cycle 21 To drain 9 Cooling water in 22 in air purge fitting 50 SCFH instrument air max 10 Heat exch...

Page 25: ...ose Adapter supplied with bubble trap 11 Ball valve supplied 4 Bubble trap optional 12 in air purge fitting 50 SCFH instrument air max 5 127 mm 5 in minimum 13 1 in NPT nipple supplied 6 Sample unit 1...

Page 26: ...The manufacturer recommends taking the following steps to prevent ESD damage to your instrument Before touching any instrument electronic components such as printed circuit cards and the components on...

Page 27: ...rating 5 Cut the connector from the SS7 sc cable 6 Strip the insulation on the cable back 1 inch Strip in of each individual wire end 7 Pass the cable through conduit and a conduit hub or a strain re...

Page 28: ...nal number Terminal designation Wire color 1 Data Blue 2 Data White 3 Service request No connection 4 12 V dc Brown 5 Circuit common Black 6 Shield Shield gray wire in existing quick disconnect fittin...

Page 29: ...sed The dark readings are measured again one hour after the power up 5 The first time a controller is powered up a language selection menu will appear Select the correct language from the displayed op...

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Page 31: ...propriate sensor if more than one sensor is attached and confirm 3 Select CONFIGURE and confirm 4 Select BUBBLE REJECT and confirm 5 Select YES or NO and confirm When NO is selected all measurements w...

Page 32: ...section 7 2 on page 47 5 4 Sensor setup menu SELECT SENSOR if more than one sensor is attached CALIBRATE PERFORM CAL Calibration using 4000 NTU stock solution VERIFICATION Perform a verification set...

Page 33: ...Menu select SENSOR SETUP and confirm 2 If multiple sensors are attached to the controller choose SELECT SENSOR SS7 SETUP and confirm 3 Select CALIBRATE and confirm 4 Select PERFORM CAL and confirm Se...

Page 34: ...sed at full strength and only requires mixing by inverting the bottle repeatedly If a dilution of the 4000 NTU standard is desired the manufacturer recommends it be no lower than 300 NTU Dilutions mus...

Page 35: ...s 5 5 2 2 Comparison method The comparison method transfers the calibration of a laboratory instrument to the on line instrument and the practice is approved by the EPA and Standard Methods for the Ex...

Page 36: ...ding the plate value and comparing it to the value following calibration Important Note Always verify calibration with the same standardization plate that was used to establish the baseline The manufa...

Page 37: ...be within the limits set by the Pass Fail Criteria of the baseline value Before starting the verification read section 5 5 3 1 From the Main Menu select SENSOR SETUP and confirm 2 If multiple sensors...

Page 38: ...e plates in a clean dry place to prevent scratching or damage Replace the plates if they become scratched or broken 5 6 Calibration and verification history The calibration and verification history lo...

Page 39: ...e history 1 From the Main Menu select SENSOR SETUP and confirm 2 If multiple sensors are attached to the controller choose SELECT SENSOR SS7 SETUP and confirm 3 Select CALIBRATE and confirm 4 Select V...

Page 40: ...cover at the top of the turbidimeter body Figure 6 on page 14 item 5 can be removed for cleaning if necessary Loosen the light source before removing the cover Check the alignment of the light after...

Page 41: ...r these may depend on the installation and sample 6 2 Removing a sensor from the system Prior to physically removing a sensor from the system record all user defined settings such as relays signal ave...

Page 42: ...its accumulate inside the unit The vent cover at the top of the SS7 sc HST turbidimeter body can also be removed for cleaning as necessary Note Loosen the light source to remove or install the vent co...

Page 43: ...ource assembly is positioned properly as follows a Be sure the lamp door is closed tightly Apply power to the sc100 controller Wait for the display to show the current turbidity reading before continu...

Page 44: ...42 Maintenance Figure 17 Lamp replacement 1 Lamp cable 6 Spacer 2 End plate 7 Housing 3 Notched spacer 8 Light source assembly 4 Back plate 9 Lamp 5 Base...

Page 45: ...ponents in the wrong position or orientation can cause measurement errors and lack of alignment Figure 19 illustrates the correct installation and orientation of the components If difficulty is experi...

Page 46: ...e of the enclosure until it is free of the strain relief and clamping fingers Remove the grommet from the detector cable 5 Pull the detector cable through the strain relief Open the cable clamps Figur...

Page 47: ...kwise while pushing the grommet back into place in the strain relief 9 Thread the nut onto the detector cable and secure onto the strain relief 10 Close the SS7 sc enclosure door Attach the detector c...

Page 48: ...ure 20 Detector assembly replacement 1 Detector assembly Cat No 71221 00 6 Clamping fingers 2 Light source assembly power connector 7 Bushing 3 Cable clamp 8 Nut 4 Blunt object 9 Detector assembly cab...

Page 49: ...er Displayed Warning Definition Resolution 1 DARK WARNING Dark reading detects too much light Close the SS7 sc enclosure and perform ZERO ELECTRONICS under the CALIBRATION menu 2 TEMP WARNING Sensor h...

Page 50: ...he Technical Support Department Low Readings Detector coated dirty See section 6 3 1 on page 40 Contact the Technical Support Department Lens coated dirty Clean the lens using isopropyl alcohol and a...

Page 51: ...ards and recalibrate the instrument Erratic readings Inadequate bubble removal from sample Verify the accuracy of calibration standards and recalibrate the instrument Increase the signal averaging tim...

Page 52: ...ne 15 AC update fail 16 AC internal fail 17 AC external fail 18 Flash erase 19 DD update 20 Service mode 21 0 Off 1 On 15 00 01 09 06 BUBBLE REJECT 0 1 1 9 2006 15 00 BUBBLE REJECT 0 0 1 9 2006 15 00...

Page 53: ...cument DOC016 52 00769 Tubing Replacement Kit 46691 00 8 2 Accessories Description Cat No Auto Flush Kit 120V 46692 12 Auto Flush Kit 220V 46692 22 Bubble Trap Head Regulator 46680 00 Cable Extension...

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Page 55: ...L Via Riccione 14 I 20156 Milano Tel 39 02 39 23 14 1 Fax 39 02 39 23 14 39 info hach lange it www hach lange it HACH LANGE S L U C Araba 45 Apdo 220 E 20800 Zarautz Guip zcoa Tel 34 9 43 89 43 79 Fax...

Page 56: ...days after the identification of the fault If the customer fails to notify the supplier the product is considered approved despite the defect Further liability for any direct or indirect damages is n...

Page 57: ...0 4 2 1995 EN 61000 4 2 1995 Electro Static Discharge Immunity Criteria B IEC 1000 4 3 1995 EN 61000 4 3 1996 Radiated RF Electro Magnetic Field Immunity Criteria A IEC 1000 4 4 1995 EN 61000 4 4 1995...

Page 58: ...r compliance could void the user s authority to operate the equipment This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rul...

Page 59: ...nt is in the service mode 0 disabled 1 enabled SERIAL NUMBER 40021 String 6 R Instrument serial number CODE VERSION 40027 Float 2 R Software version DD Firmware 40029 Unsigned Integer 1 R Device drive...

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Page 61: ...ly The electronic signal generated by the detector assembly is directly related to the concentration of particles suspended in the fluid Directing the light beam at the fluid surface at an angle and p...

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