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2015-05-28

C81D5EN16

CBX

Cerlic CBX

Sludge Blanket Monitor

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Summary of Contents for CBX

Page 1: ...2015 05 28 C81D5EN16 CBX Cerlic CBX Sludge Blanket Monitor ...

Page 2: ...RFACE 6 Configurations 6 LED INDICATION 7 OPERATION 7 CBX MODE 7 Rake interval 8 EMERGENCY RETRACTION OF THE CABLE 8 CONFIGURATION TERMS 8 Home position A 8 Blind zone B 8 Max depth C 8 Sludge level D 8 Measured range E 8 Raker F 8 Fluff G 8 BB1 BB2 MENU FOR CBX 9 Settings 9 CBX Setup 10 Calibration 11 Cleaning 11 Scale Alarm 11 System 11 Timer 12 INFORMATION DISPLAY 12 PROFILE 12 CALIBRATION 14 C...

Page 3: ...CHNICAL SPECIFICATION FOR 4 20MA MODULE 19 MAINTENANCE 19 MANUAL OPERATION OF CBX 19 Maintenance schedule 19 Cable and sensor 19 TROUBLESHOOTING 20 ALARM 20 APPENDIX 1 MOUNTING OF CBX SUPPORT STAND 20 APPENDIX 2 MOUNTING OF FLUSH PIPE 21 APPENDIX 3 WIRING DIAGRAM 21 APPENDIX 4 SAFETY INSTRUCTIONS 22 CONTACT INFORMATION 23 WARRANTY 23 SPECIFICATION CBX 23 DIMENSIONS IN MM 24 APPENDIX 7 SERVICE FORM...

Page 4: ...easure sludge and fluff blanket depth in clarifiers thickeners etc in water and wastewater plants as well in other facilities It is possible to display measured values as text or as a graphic image of the sludge profile Working principle The sensor is sent down into the clarifier thickener and measures the suspended solids as it descends and sends the data via a communication cable to the BB2 cont...

Page 5: ...32 M12 Cable 1 5m 5 20805752 M12 Cable 10m 33 20805510 M12 Cable 30m 100 20850727 Sensor with 33 cable 11305888 Flushing Valve 115V 11705516B Motor 115V 21750924 Fan 115V 21750926 Door key 20305403 Accessories Cerlic Sensor Cleaning Fluid CSC 10905944 CBX Jacket for cold weather 11205969 Starting up Connect the CBX to the BB1 BB2 and connect 110 1 60 power to both units BB1 BB2 must have program v...

Page 6: ...t with the sensor or cable Cerlic Controls AB does not assume any responsibility for damages caused by the absence or malfunction of the rake guard limit switch User interface The BB1 BB2 will show the CBX as a standard X sensor on the display and it will show both sludge and fluff level in text on the display Configurations The figure below shows the different terms used for distances that are in...

Page 7: ...figurations are done via BB1 BB2 that is connected to the CBX All settings shall be done and saved done by exiting the menu before a new sampling is preformed Depth and concentration is shown on the BB1 BB2 on line during a sampling cycle CBX Mode There is two different modes the CBX can be set to Setup and Trig Trig is the normal working mode In this mode the CBX will take a sample on every exter...

Page 8: ...l box or under the lid As a safety feature you must press and hold the door switch in during manual operation NOTE As a safety you must press and hold the door switch in during manual operation Configuration terms Home position A The sensor will always return to this position Blind zone B Sludge or foam detected in this zone during lowering of the sensor is not registered Unwanted interference is ...

Page 9: ... Time s Integration time or dampening can be set up to 999 seconds This is integration in BB1 BB2 The value coming from CBX is normally also an average Manual up down Enables the BB1 BB2 to control the sensor in the CBX to go UP and DOWN In this mode the depth and concentration are displayed in the BB1 BB2 Must change MODE to TRIG to activate Depth Unit Unit used for distances in CBX settings in m...

Page 10: ...sludge is detected Distance C This travel distance will be shortened if a raker offset exists distance F Blind zone Distance B Distance to where sensor must travel before it starts to measure solids Sludge or foam detected in this zone during lowering is not registered Unwanted false blanket depth is prevented by setting this zone to be approximately 25cm 1 ft below liquid surface Rake height Dist...

Page 11: ...lids value for Sample Cleaning Cleaning Yes No Yes flush cleaning is switched ON No the flush is switched OFF Manual up down Enables the BB1 BB2 to control the sensor in the CBX to go UP and DOWN In this mode the sensor is switched off and can be left out for an unlimited time for cleaning Must change MODE to TRIG to activate Scale Alarm Max Max level or 20 mA output distance E in fig 2 Min Min le...

Page 12: ...st sampling available on software on the BB1 BB2 3 23 and later The profile shows fluff and sludge level the top number is fluff level and the lower number is sludge level measured from the tank bottom and up fig 3 Profile CBX users can get the sludge profile using the 4 output signals on the BB2 It is updated at the end of each sampling cycle channel 3 4 are on line during sampling This option re...

Page 13: ...anket signal updated every time a new measurement is done scale alarms Max depth Channel 3 Concentration on line during a sample otherwise 0 Scale is locked to 0 30000 mg l Channel 4 Depth of sensor on line during sampling otherwise 20mA Scale is same as scale alarms Max depth See graph below how a typical profile can look like when you have about 1ft of sludge and 3ft fluff on top of the sludge S...

Page 14: ... to Take sample in the calibration menu and choose either Zero for clean water or sample depending on type of calibration to be preformed The CBX will collect samples and the BB1 BB2 shows this with a pop up window 5 In the case of sludge calibration enter the Sample concentration from the lab test in the calibration menu 6 Set the CBX in Trig mode Calibration Modes and back out of the menu to sav...

Page 15: ... mounted on the cable drum is powered by contact free power inductive from the pickup board It communicates with the main board via the pickup board and it communicates with the sensor through an optical RS 485 interface fig 7 Sensor The sensor is connected to a cable that supplies it with power and transmits the communication signals The sensor contains a near infrared light source and a receiver...

Page 16: ...ind the drum mounting plate there is a heater which is used in cooperation with the fan to maintain a stable temperature inside the cabinet The fan is mounted on the top right side of the cabinet fig10 fig 10 Flushing tube valve The flushing tube contains a flushing nozzle ring that sprays cleaning water around the sensor and cable during the return or rising of the sensor to the home position The...

Page 17: ... located on the box for the terminal block inside the CBX The switch can be located on top of the terminal box or under the lid fig 12 fig 12 Appendix 6 Optional 4 20mA output module for BB1 BB2 Introduction The BB1 BB2 4 20mA module is used to expand the BB1 BB2 central unit from two to four 4 20mA loops It is assumed that the user is familiar with the BB1 BB2 and 4 20mA technology Module overvie...

Page 18: ...tartup display and under Exp module in the BB2 Settings menu fig 14 Mounting the module in the control box Wire connections Connect the 4 20mA loops to the screw terminals according to the table below Pin Name Function No Name Function 1 Ch3 Channel 3 return 2 Ch3 Channel 3 positive 3 Ch4 Channel 4 return 4 Ch4 Channel 4 positive Getting started with the 4 20 mA module A step by step guide to get ...

Page 19: ...hanical parts need to be inspected at regular intervals and the optical parts may need cleaning Manual operation of CBX It is possible initiate a manual trig of a sample By holding down the down arrow for 5 sec on the BB1 BB2 The CBX starts a sampling cycle ASAP and returns the sensor back home and normal mode If more then one sensor BB2 is connected this function will be disabled ê Starts lowerin...

Page 20: ...nics to stop then a reset may be performed by switching the power OFF and then ON This can easily be done by opening the CBX door and then closing Alarm A number of errors can be detected and shown on the BB1 BB2 The alarm error is displayed in plain text and the alarm contact is closed It may stop the operations of the CBX and it is reset by pressing ENTER on the BB1 BB2 SENSOR TILT means that th...

Page 21: ...ose or pipe of at least diameter to fitting The water pressure must not exceed 6 bars 90 psi A last check before starting the CBX 1 Check that the sensor cable is properly wound on drum and cable guide 2 Check that all screws and nuts are properly tightened Appendix 3 wiring diagram Connection box for power supply rake limit switch fig 16 Leveling screws U bolts for 1 handrail or 4 6 angled handra...

Page 22: ...ried out by authorized personnel Certificate of conformity The CBX conforms to the following EC Directive s when installed in accordance with the installation instructions contained in the product documentation 73 23 EEC Low Voltage Directive as amended by 93 68 EEC 89 336 EEC EMC Directive as amended by 92 31 EEC and 93 68 EEC Standards EN 61000 6 4 2001 Electromagnetic compatibility EMC Part 6 4...

Page 23: ...is determined that the problem is any fault in manufacturing or equipment during the warranty period Specification CBX Manufacturer Cerlic Control AB Sweden Made in Sweden Name CBX P N 12705845A 220V 1 50 Europe 12705845B 110 V 1 60 US Dimensions See drawing page 16 Weight 21 Kg 46 Ib incl accessories Enclosure NEMA4 IP65 Stainless steel Measuring principle Sounding by optical sensor with straight...

Page 24: ...pen 24VDC is supplied from CBX Sensor Waterproof to 10m 30 ft in stainless steel 2343 with cable in PUR Motor 1800 rpm synchronous with gearbox 1 100 1500 rpm at 230V Lowering speed Max 15cm s 12 5 cm s at 50 Hz Full cycle time for 10 meters 33 is 3min Measuring range 0 10 m 33 Accuracy sensor 5 Full Scale Accuracy level 0 5 Full Scale Dimensions in mm fig 18 ...

Page 25: ...__________ Phone ___________________________________________________________ E mail ___________________________________________________________ Product ___________________________________________________________ Serial no ___________________________________________________________ Position Ref ___________________________________________________________ In order to get a fast and accurate service p...

Page 26: ...__ Fluff Conc _____________________________________________________ Mode _____________________________________________________ Mains Freq _____________________________________________________ Trigger _____________________________________________________ Max depth _____________________________________________________ Blind zone _____________________________________________________ Rake height _____...

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