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"The ANKOM Automatic TDF System is a wonderful instrument and has made our Dietary Fiber analysis far more efficient and much easier." -Ayoub Taher, Kuwait Institute for Scientific Research KISR conducts scientific research and performs technological...
The Blank Bag Correction allows for a weight adjustment based on actions that take place during solubilization. The resulting factor increases or decreases your sample bag weight. To determine the blank bag correction, include at least one empty...
F57 The porosity of the ANKOM F57 Filter Bag is 25 microns. The design of the filter bag provides a three-dimensional filter matrix similar to the filtering effect of a glass crucible. The F57 Filter Bag provides equal filtration without the manual...
When the instrument is turned on, the drain valve opens to vent the vessel. If the drain open/close switch is not sensed by the computer, this fault occurs. Possible Causes: The wires on the drain valve have dislodged. Connections may have become...
When the neutral detergent solution gets cold, some of the components will begin to precipitate out of solution. As a result, the solution will turn milky white, and particles will be floating in it. These particles can be brought back into solution...
Depending on what you are testing, refer to section ADF Analysis, NDF Analysis, or Crude Fiber Analysis in the DELTA, A200, or A2000 Fiber Analyzer Operator's Manual.
Refer to Service Procedure Insert Samples Into F58 Bags (AS032).
Possible Causes: The Q6 Valve (drain valve) is not opening correctly or there is a line blockage between the Q6 valve and the vessel. To best assist you, run a ~10 minute test. Please contact ANKOM with your results. To test: Verify that the Q6...
This is likely due to a valve that may be "stuck" closed. If the instrument has not been used in a while, it is possible that the solution is simply to clean the valves and clean any debris or buildup that may have settled on the valve piston. To...
To minimize bag material abrasion, use the new bag suspender (as of March 2015 - Part #: F11). It has been redesigned to include rounded bottom points on each tray.
Refer to XT15 Service Procedure Changing the Solvent (X5S007).
Refer to XT15 Service Procedure Fault – ETS (X5S016) or Refer to XT10 Service Procedure Fault - ETS (X0S002). Note: Older XT10 or XT15 software may present variations in fault wording. Should technical service be required, please photograph the fault...
There is most likely a problem with the circuit board. Static discharge, high humidity/moisture contact with the circuit board, or physical damage from dropping, etc. may have caused the problem. Contact ANKOM Technology for further assistance.
This fault display means the level sensor is indicating a full vessel when the vessel is actually empty. The level sensor has three parts: Glass Tip (visible inside the vessel) SICK Module (blue, found inside the electrical cabinet) Fiber Optic Cable...
Columbia Laboratories, a third-party analytical laboratory, specializes in analyzing products consumed or used by the public. This includes food products such as finished goods, pet foods, supplements, and raw ingredients, and environmental testing...
Refer to XT15 Service Procedure - Fault-Filling Problem (X5S015) linked below. Please contact ANKOM Technology support if the filling problem is not resolved.
This fault display means that at the end of the extraction, the level sensor detected solvent in the vessel (at the end of the run, the vessel should be empty and the sensor should not detect solvent). The instrument has either a Teflon Level Sensor...
To perform an extraction of oilseeds, refer to Oilseed Extractions (FOSFA Equivalent).
The RFS GPM software has been tested and is currently compatible with Windows 11. To run the ANKOM GPMx Software (version 15.0 or later), your computer must have the following programs: Windows 10 or later Microsoft Excel 2003 or later Microsoft.Net...
When labeled with the acetone resistant marker (part # F08), F57 and F58 bags must be sprayed or wetted with acetone and allowed to air-dry prior to the analysis. The acetone resistant marker will wash off the bags if it is not set with acetone prior...
Refer to XT15 Service Procedure Instrument and Components Cleaning (X5S017).
There should not be any significant amount of solvent in the vent flask. If the solvent is dripping into the flask during the extraction, there may be a leak in valve Q7, and it may need to be cleaned or replaced. Refer to XT Service Procedure...
There are a number of reasons why the bags are not sealing well: The dial on the heat sealer may not be turned up high enough. To seal F57 and F58 Filter Bags, the dial must be set around "4-5", while XT4 Filter Bags are sealed at "6." The setting...
The XT instrument’s flowmeter should have a flow rate between 4-6 gallons per hour (If chilled coolant is used then the flow rate should be 2-3 gallons per hour). Note that this flow is intermittent and only turns on when cooling is required. When...
Below is a list of steps to verify that the XT instrument is operating correctly. Always refer to your manual for complete, detailed information. Refer to XT15 Service Procedure Solvent, Vent, and Water Diagram (X5S006) for a four-page diagram that...
When using the Mojonnier mixture of solvents, a black residue may build up on the bottom of the vessel. If this coating becomes too thick, an "Overtemp Fault" "" may occur. The black residue can be cleaned using a drill with a long-shafted...
Research with high fat samples has given us the following understandings: Some samples with fats that have low melting point triacylglycerides or emulsifiers may encounter fat migration during hydrolysis. To improve fat retention, increase the level...
Negative results can occur when: Very low fat content samples are not dried properly after solvent extraction. Refer to AOCS AM 5-04 for proper technique. After solvent extraction, filter bags must be dried in an oven at 100 - 105°C for 15-30 minutes...
There are three primary reasons for high crude fat results: Incomplete drying in the pre-extraction phase. This is the biggest contributor to high crude fat results. It is vital that all the moisture in the sample is removed before extraction as the...
Yes, high fat samples are dried in weighing tins, to collect fat that migrate from the bag during pre-extraction drying. High fat samples can be defined as meat sample with a fat content >15% and plant samples with a fat content >20%. Find details in...
A drain error usually occurs if the level sensor is sensing solution in the vessel after the drain has opened. If the vessel is empty, and the level sensor indicates "Full," then the level sensor must be fixed. If the vessel is full of solution after...
Petroleum ether (PE) is the most common solvent recommended for use in the XT Extractors. However, other solvents may be used but may require upgrades of certain parts of the instrument in order to function properly. For example, the XT instruments...
Refer to the Fat Extraction Process section of the XT15 Extractor Operator's Manual. Review the subsection titled Sample Preparation Procedure for Crude Fat.
Yes, all samples should be dried for 3 hours at 100-105C. Incomplete drying during the pre-extraction phase is the most common cause of artificially high crude fat results. The ANKOM method is an indirect method of measuring fat content, meaning that...
Some samples with large amounts of carbohydrates (starches and cellulose) may bind small quantities of solvent and require additional post drying. To remove the bound solvent, dry at 100-105° C for one to three hours.
Yes. If you are looking to get some hands-on experience with the system before putting it to full use in a study, or if you observe results that you don't understand and want to verify that the ANKOM RF Gas Production System is functioning properly...
There are several possible reasons for a cumulative pressure drop or negative pressure readings. Refer to RF Service Procedure Curve Identification Chart (RFS010) for curve illustrations. Possible causes include: A leak in the system. First, be sure...
First, be sure Synthetic Grease w/PTFE ( Part #: RF41) was used on the lip of the bottle and the lip of the septa port on bottles so equipped. This aids in making a tight seal. Second, inspect the gasket which seals the module top to the bottle. It...
You should replace the gasket whenever it appears damaged. If you open and close the bottles once a week (on average), you should replace the gasket once every six months.
The red septa can be used repeatedly during a study as it reseals when the needle is withdrawn. When pierced during gas sampling, it is important to use a 26 gauge GC needle or smaller and avoid puncturing the membrane in the same location. The red...
Refer to RF Service Procedure Module Testing (RFS001). First, check the pressure within the module. If the pressure is approaching 10 psi, stop using this module and unscrew the module top immediately to avoid over-pressurizing the bottle. If the...
A "Low Pressure" error occurs when the vessel does not have at least 3 psi after 13 minutes. Possible Causes: (1) The lid was not tight. You do not have to over tighten the lid, but it needs to be snug. Usually, a finger tight + 1/4 turn is adequate...
Refer to RF Service Procedure Vent Valve Cleaning (RFS006).
The valve will stay open for 90 seconds. The valve(s) can be closed before this time by clicking the Valve Open check box (to remove the check mark from the box), clicking the Close Valves button, or clicking the R ecord button. Since opening the...
When you press the record button on your GPM software screen, the program automatically stores your data in the file shown in the AutoSave location box. Therefore, if there has been a computer interruption during a study, you will be able to retrieve...
Refer to the Instrument Software Functionality section of the RF Gas Production System Operator's Manual.
Just prior to use, charge your rechargeable batteries (Part #: RF16 or RF46) for at least three hours using the 10-Station Battery Charger ( Part #: RF25). A fully charged battery when plugged into a module should read 6.7V or higher on the GPM...
Battery life can be extended by unplugging the battery (Part #: RF16 or RF46) when a module is not being used. In addition, utilizing a longer live interval, such as 60 seconds, will extend battery life. Minimizing the use of the "Open Valves" button...
Using the 10-Station Battery Charger (Part #: RF25) it should take only three hours to fully charge your rechargeable batteries (Part #: RF16 or RF46). The green indicator lights on the charger should begin to turn green within two to three hours and...
No, the batteries (Part #: RF16 or RF46) should not get hot. If this happens, the battery pack may be defective, or the module's circuit board may have failed. Install another fully charged battery pack in the module. Then, perform the module...