BOROSIL LABQUEST KDI050 Operating Manual

Kjeldahl distillation

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K J E L D A H L D I S T I L L AT I O N

OPERATING MANUAL

KDI050

DEALER :

KJELDAHL DISTILLATION

Table of Contents

Troubleshooting

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Page 1 K J E L D A H L D I S T I L L AT I O N OPERATING MANUAL KDI050 DEALER : KJELDAHL DISTILLATION...
Page 2 KJELDAHL DISTILLATION...
Page 3 THANK YOU NOTE We Borosil, one of India’s most customer oriented brands truly appreciate your business and express our gratitude for the trust you have placed on us. We hope your choice serves you well in your scientific endeavors and aspire to have the pleasure of doing business with you for years to come.
Page 4 KJELDAHL DISTILLATION...
Page 5: Table Of Contents
TABLE OF CONTENTS Sr. No. Particular Page No. Packing List Product Specifications Safety and Warning Unboxing of The Product Product Identification Dosing Regeant Bottle Connection Installation of Unit Tube Connection Operations of KDI050 Method For Ammonium Sulfate For Distillation Unit Verification Chemistry Troubleshooting Troubleshooting Warranty Registration Contact Information Statement of Warranty KJELDAHL DISTILLATION...
Page 6 KJELDAHL DISTILLATION...
Page 7: Packing List
PACKING LIST - BOX 1 Kjeldahl Distillation Unit ..........01No. PACKING LIST - BOX 2 Condenser ..............01 No. Dosing Head & Dosing holder ........01 No. Silicone Tubing for Dosing ID10mm ........ 02 Nos. Teflon Tube ID 8mm ............01 No Power cable 10Amps ............. 01 No. Leveling Rubber Shoe .............
Page 8: Product Specifications
PRODUCT SPECIFICATION PARAMETERS KDI050 Steam addition Automatic Distilled water addition Automatic Alkali addition Automatic Acid addition Automatic Display 7” touch screen Tube capacity (ml) 250 ml / 400 ml Steam power (adjustable) 10 - 100% Maximum distillation time (mins) Reagent level sensor Anytime alkali addition Tube error detection Door close sensor...
Page 9: Safety And Warning
CAUTION Always use proper protective equipment. (Clothing, gloves, etc.) Always follow good hygiene practices. Each individual is responsible for his / her own safety. Always wear shatter proof eye protection. SAFETY AND WARNING Important operating and maintenance instructions. Read the accompanying text carefully.
Page 10: Safety Precautions
SAFETY PRECAUTIONS The following precautions should be taken when operating or working near the KDI050: • Do not use the product if there is any electrical or mechanical damage. • Repair should be performed only by qualified individuals. • Do not use accessories which are not recommended by the manufacturer as it may affect the performance.
Page 11: Unboxing Of The Product
• Condenser with NRV valve • Dosing Head with teflon tube • Silicone tubing 10 ID and 8 ID • Teflon Tube 3. Remove from box 3. • Remove Aspiration Bottles ASSEMBLY NO.: BOROSIL PROJECTION METHOD: 123456789 TECHNOLOGIES DRAWN DATE: DRAWN BY: ABHIMANYU UNIT NO. 21 TO 24,...
Page 12 KJELDAHL DISTILLATION...
Page 13: Product Identification
PRODUCT IDENTIFICATION I. CONDENSER WATER DRAIN A. DOSING HEAD J. CONDENSER B. DISTILLED WATER INLET K. CONDENSER WATER INLET C. ALKALI/NaOH INLET L. CONDENSER COLLECTION TUBE D. DOSING HEAD HOLDER M. NRV VALVE E. FRONT PANEL LOCK N. BORIC ACID INLET TUBE F.
Page 14 PRODUCT IDENTIFICATION TOUCH SCREEN FRONT ACRYLIC DOOR DOOR HANDLE LEVELING SHOE CONTROLLER PCB POWER PLUG SOCKET WITH FUSE POWER SWITCH STEAM OUTLET COOLING WATER INLET BOILER DRAIN STEAM OUTLET COOLING WATER OUTLET Fig. No. 14.1 Fig. No. 14.2 Fig. No. 14.3 KJELDAHL DISTILLATION ASSEMBLY NO.:...
Page 15 PRODUCT IDENTIFICATION TEST TUBE DRAIN PUMP BORIC ACID PUMP FRONT PANEL LOCK DISTILLED WATER PUMP SOLENOID VALVE FOR (COOLING NaOH PUMP WATER) BACK PANEL LOCK M. BOILER DRAIN VALVE SOLENOID VALVE FOR DISTILLED WATER LIMIT SWITCH FOR TEST TUBE LOADER SS BOILER WITH HEATER G.
Page 16 PRODUCT IDENTIFICATION Dosing Head Product code :- BLG0DOH050KJDLDIST Fig. 16.1 ASSEMBLY NO.: ALL DIMENSIONS ARE IN MM BOROSIL PROJECTION METHOD: TECHNOLOGIES DRAWN BY: RUPESH DRAWN DATE: 18-01-2019 DESCRIPTION: UNIT NO. 21 TO 24, KJELDAHL DISTILLATION DOSING CHECKED BY: RUPESH CHECKED DATE:...
Page 17: Dosing Regeant Bottle Connection
DOSING REAGENT BOTTLE CONNECTION - KDI050 D. WATER NaOH BORIC ACID Fig. 17.1 1. Connect Boric Acid level sensor wire and Pump tube with Boric Acid Bottle. 2. Connect Distilled Water level sensor wire and Pump tube with Distilled Water Bottle. ALL DIMENSIONS ARE IN MM 3.
Page 18: Installation Of Unit
INSTALLATION OF UNIT CHECK BELOW POINTS BEFORE INSTALLATION OF THE UNIT. The required water pressure for the unit should be around 5-6bar (70psi) TDS value should be between 50ppm - 300ppm, if the TDS value is more than 1200ppm, it is recommend to install the water softener or the appliance protection filter to/for the unit.
Page 19 INSTALLATION OF UNIT INSTALLATION OF DOSING HEAD AND CONDENSER 1. Remove dosing head and condenser from box - 2. 2. Open the Front Panel as shown in (Ref page no. 19) 3. Fix them with the unit as shown in the figure.
Page 20 INSTALLATION WITH DOSING HEAD AND CONDENSER Fig. 20.1 KJELDAHL DISTILLATION BOROSIL PROJECTION METHOD:...
Page 21: Tube Connection
Connect the Drain valve to the boiler drain and the steam inlet pipe to the Dosing Head as marked in the below fig no. 16.1 and 16.2 Cooling Water Steam Out Inlet Excess Steam Test Tube Cooling Water Drain Outlet Boiler Drain Fig. No. 21.1 Steam Valve Outlet Steam Inlet From Steam Valve Fig. No. 21.2 KJELDAHL DISTILLATION BOROSIL PROJECTION METHOD:...
Page 22: Operations Of Kdi050
OPERATIONS OF KDI050 HOME SCREEN • Home screen consist of following tabs:- 1. New Process 2. Presets 3. Favourites 4. Data 5. Settings 6. Help • As soon as the unit turns ON it will check for distilled water level in the storage tank and if the level is Ok then it will start the boiler filling background process and boiler heating to keep the unit ready to use always.
Page 23: Pump Priming
SETTINGS • Click on the setting tab on the Home screen to go into setting menu. The setting menu consist of following settings option. Note: To access the individual setting click on the particular setting option tab. I. PUMP PRIMING •...
Page 24: Pump Calibration
• Before starting the priming process load the test tube and conical flask. • If the test tube is not loaded then the warning message will be displayed on the screen until the test tube is loaded. • After loading the test tube, the test tube loaded message will be displayed on the screen and the priming can be done.
Page 25 • To start the calibration click on the pump tab to be calibrated. • The dispensing of the pump reagent will start as soon as clicked on the pump, it will dispense 50ml in the sample tube. • The same message can be seen displayed in the yellow color message box on the screen.
Page 26: Sensor Override
III. SENSOR OVERRIDE • After clicking on Sensor Override tab following screen appears: • There are 5 sensors that can be enabled or disable. • To enable or disable a particular sensor click on the sensor name tab displayed on the screen and the sensor will be enabled/ disabled.
Page 27 • Set the date and time using this setting. • The date/time values can be changed by using the UP/DOWN arrow keys on the screen beside every value to be changed. • After setting the date and time press SAVE button present at the bottom of the screen to save the date and time entered.
Page 28 2. Food - Pasta, Salami, Meat, Fish, Egg, Cookies, Papad, Savioury snacks, Raw material/Prepared food. 3. Dairy - Liquid milk, Cheese powder, Skimmed milk Powder, Casein Protein, Whey Protein, Non Protein Nitrogen, Milk protein concentrate. 4. Fertilizer - Available Nitrogen, Total nitrogen, Nitrate nitrogen. 5.
Page 29 • The small square box on the left hand side of the screen beside the sub preset tab is used to select a particular preset as favorites. • The user can select a maximum of 6 favourites from the preset that it uses the most.
Page 30 DATA • Click on the Data tab on the Home screen to go into data. The data consist of following options: • The data is used to calculate the nitrogen and protein content of different samples and send the data to the computer to the excel sheet. I.
Page 31 • Click on the DOWN arrow or drop down button on the screen to see the options of the nitrogen calculation of different sample. The option contains: 1. Nitrogen analysis - This is for all the common samples. The results are shown in %Nitrogen/ 1% Protein.
Page 32 • After entering all the values Click Calculate button present on the left bottom side of the screen to calculate the result. • The result will be displayed after clicking the Calculate button. User can click on Send to PC button to send the data to the excel sheet on the PC. •...
Page 33 • As displayed on the screen the user have to enter Sample Weight, Burrette reading and Normality of the acid. • The user can also enter the protein factor of its own if the factor it uses is not present in the option provided. •...
Page 34 HELP • Click on the help tab on the Home screen to go into help . • The help consist of following information: • The help screen consist of Customer support number and email id in case of any help/guidance required. •...
Page 35 • In this the user have to enter the input parameters required for the distillation process i.e. 1. Test tube loaded. 2. Door Closed. 3. Flow sensor/Input Water flow is OK. 4. The level of the reagent inside the reagent bottle if the level sensor is not overridden.
Page 36 • These Error conditions will be displayed on the screen in the Caution message box with the buzzer indication. The process will not go ahead until these error conditions are satisfied. If the Reagent level Low error message is displayed then the reagent bottle has to be filled with the reagent and click on the OK on the screen to continue. • If the flow sensor is overridden then the message will be displayed in the Caution message box with a message to check for the flow inside the condenser visually and click on OK to continue.When done it will move to the next screen in the process.
Page 37 • Boiler Heating - The boiler starts heating after filling is completed. It heats the boiler water upto 98 C i.e. boiling temperature. If there is any probe failure the error will be displayed on the screen with the buzzer indication. • Reagent Dosing - The dosing of the reagent starts after completion of heating.
Page 38 • Steam Dosing - The steam dosing start indication is given by buzzer and the symbol on the display with the Steam power % displayed which was entered by the user. • The Start of steam dosing will start the timer and the count down will be displayed on the screen in yellow message box, so user can have the track of remaining time for completion of the process.
Page 39 • The user can terminate or Exit the process by clicking on EXIT present on bottom right corner of the screen. Process Completion: • After steam dosing time completion the process is stopped and the Process Completion screen is displayed. •...
Page 40 Process Termination: • The can be process terminated by user or by any error. If process is terminated then the process termination screen is displayed. • The automatic drain of test tube is disbled if process is terminated. • Remove Test tube message is given on the display screen with the buzzer indication.
Page 41: Cleaning Cycle
CLEANING CYCLE • In the Process Completion screen when the user clik on Clean Cycle then the cleaning cycle process starts. • It will display the message which ask user to Load test tube with distilled water and click OK when done. •...
Page 42 Cleaning Process Completed: • All the details of the process i.e. Process Summary is displayed. • Remove Test tube message is given on the display screen with the buzzer indication. • The indication persists until the test tube is removed and sensed by the controller.
Page 43: Method For Ammonium Sulfate
Make up 400 g of NaOH as 1 litre by using distilled water in a Borosil volumetric flask. 2. 4 % BORIC ACID Make up the 40 g boric acid as 1 liter by using distilled water in a Borosil vol- umetric flask 3. MIXED INDICATOR 0.1 g of bromocresol green (powder) and 0.05g of Methyl red in some amount...
Page 44 It is recommended to grind and dry the sample for a uniform sample size. Use a Nitrogen free butter paper for accurate results. Distillation was done by using Borosil auto Kjeldahl unit KDI040. The titration was done using Borosil digital burette LH002014012...
Page 45 Chemicals • Boric acid (4%) • Sodium hydroxide (40 %) • Hydrochloric acid (0.1 N) • Mixed indicator STEP 1 : DISTILLATION 1. Weigh 0.1 g of ammonium sulphate (dried and AR grade) in a kjeldahl’s tube. 2. Dissolve the sample with a small quantity of water. 3.
Page 46 STEP 2 : TITRATION OF THE DISTILLATE 1. Fill the burette with 0.1 N HCl solution ( care should be taken to maintain the normality of the acid). 2. Titrate the solution with HCl. 3. Use the burette reading to calculate the % nitrogen. Formula : %N = 14.01 x BR x 100 x Normality of HCl / 1000 x weight of sample taken NOTE :...
Page 47: Chemistry Troubleshooting
CHEMISTRY TROUBLESHOOTING Reasons for failure or incorrect results are given and correlated to the corrective measures Result Possible cause Corrections Undried, non Dry the sample and homogenise properly. homogenized (if possible grind it) sample Air bubbles in Rinse the burette with any acid (HCl / H2SO4), burette wash with distilled water, rinse and refill with titrant...
Page 48 Result Possible cause Corrections Less quantity of Add alkali until sample becomes black NaOH added Leakages : There Check the glass parts and GL and fit it tightly / may be leakage in Seal it GLs connectors and glassparts If the trapping agent is boric acid then use HCl Wrong titrant or H2SO4 as titrant.
Page 49 Result Possible cause Corrections Results variation Clean the glass with a cleaning process. Recommended - 10 minutes Non homogeneous Homogenize the sample sample Verify the distillation unit with ammonium Distillation unit not Poor sulfate standard. verified Accuracy (if the sample has caught moisture, dry it at 102°C for 2hrs) Revise sample quantity.
Page 50 KJELDAHL DISTILLATION...
Page 51: Troubleshooting
TROUBLESHOOTING S.NO. PROBLEM SOLUTION The unit is not • Check the power supply in AC mains. turning ON. • Make sure the power cable is inserted to the socket properly. • Check whether the main switch is ON or OFF. •...
Page 52 KJELDAHL DISTILLATION...
Page 53: Warranty Registration
WARRANTY REGISTRATION Please handover this Registration form to the distributor from where you have purchased this product. The warranty is valid only when this warranty registration card is received by us within 30 days from the date of purchase. Product: KDI050 Product Sr.
Page 54 KJELDAHL DISTILLATION...
Page 55: Contact Information
Borosil’s service process. ° Certain units can not be serviced/ rectified at the buyer’s place and the units may have to be brought to Borosil’s service center as advised by Borosil’s representatives. ° In no event shall Borosil be liable for consequential or incidental damages.
Page 56: Statement Of Warranty
Indialand Global Industrial Park, BKC, Bandra East, Mumbai - 51 Hinjewadi Phase 1, Pune - 411057 Write to us on above address. Maharashtra, India : CUSTOMER CARE CONTACT : Phone : 1800 22 4551 | Email : lab.support@borosil.com Website : www.labquest.co KJELDAHL DISTILLATION...