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Some variability in filter times is normal. Default filter time settings encompass much of this variability. Default settings for IDF/SDF filtration are as follows: IDF after the release of bar B (five minutes), IDF after water rinses (one minute)...
If the sample is mixing poorly at one or a few positions, the mixing pads may not be making good contact with the bag and paddle behind it. Refer to TDF Service Procedure Mixing Pad Adjustment (TS010). If the sample is mixing poorly in general, the...
The TDF instrument requires the following bench space: 132 cm long (52") x 77cm deep (30") x 106.68 cm high (42"). For shipment, some parts are removed, and the dimensions are: 107 cm long (42") x 51 cm deep (20") x 76 cm high (30"). The TDF...
To get this fault, the temperature sensor in one or more of the paddle heaters is reporting high temperatures. This could occur at different times under specific conditions such as: During the Amylase phase or when the instrument is idle if a...
To get this fault, the temperature sensor in one or more paddle heaters is reporting low temperatures. This could occur at different times under specific conditions such as: During paddle pre-heat, if any one of the paddles does not reach 50°C in...
This fault indicates that one or more of the Paddle Temperature Sensors is reporting erroneously low data of < 5°C. The fault message on the Touch Screen Display will indicate which station is having the problem and the heater to this station will be...
Static electricity during the weighting process: The largest contributor to poor results is the effect of static electricity on the weighing process. Because plastic gloves can contribute to static electricity, only use anti-static gloves. To...
Static electricity during the weighting process: The largest contributor to poor results is the effect of static electricity on the weighing process. Because plastic gloves can contribute to static electricity, only use anti-static gloves. To...
Follow the steps in this instructional video to perform a pH adjustment: TDF Manually Measuring pH in the IDF Digestion. Or, reference section 13.22 of the TDF Operator’s Manual. Note: Measure within the appropriate pH range for your specific testing...
Possible Causes: (1) The packing nut may be too tight. For proper tightening instructions, refer to Service Procedure Agitator Packing Maintenance and Nut Adjustment (AS001). (2) The packing assembly may have corrosive buildup. If periodic...
Do NOT run this instrument without an adequate DRY Nitrogen Supply. The instrument is powered by pneumatics that are not compatible with moisture, commonly found in compressed air. Nitrogen is also recommended as an extra precaution when handling...
To properly prepare the IDF & SDF bags for Kjeldahl and Ashing procedures, refer to Section 17 of the TDF Operator’s Manual (Ash Determination) or view the following video: Kjeldahl & Ashing Bag Preparation.
The MoistureStop Desiccant Pouch is a small, airtight zipper bag which contains a desiccant packet. It is utilized to desiccate while cooling all of the Filter Bags that are used with ANKOM instrumentation. A single pouch can hold a full run of F57...
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...
Refer to the Fat Extraction Process section of the ANKOM XT10 Extractor Operator's Manual. See subsection, Sample Preparation Procedure for Crude Fat.
Yes, it is possible to extract liquid samples in an XT Extractor. Refer to the ANKOMXT15 Extractor Operator's Manual (Section: Sample Preparation) for details on how to weigh liquid samples into the filter bags.
Yes, all samples should be treated the same during the drying process. The biggest and most common cause of artificially high crude fat results is incomplete drying in the pre-extraction phase. Because our technique uses the indirect method of...
Possible Causes: (1) The vent tube or drain tube is blocked. The blockage is caused by water trapped in the line. It is very important that the vent and drain tubes run downhill and are not submerged in water. If the vent tube is blocked, a vacuum is...
Possible Causes: (1) The controller needs to be reset. Refer to Service Procedure Controller Temp Menu Setup (AS015) to determine if menu settings are incorrect and, if so, make the appropriate changes. (2) The RTD may need to be replaced. Contact...
The Overtemp message happens when the ANKOM HCl Instrument is heating but there is no solution in the vessel. The quartz heaters will heat the vessel and the ETS (Emergency Temperature Switches) will trip. Possible Causes: The instrument was not...
Replacement of the dryer completely depends upon how often it is used to dry hydrolysis samples. The filter should be changed when the filter bags do not dry sufficiently after hydrolysis at 110°C for three hours (adding pH paper in the desiccant...
When the lid is raised, some residual acid may flow onto the hinges and the handle. Over time, corrosion will occur if this happens. When lifting the lid after a run, it is recommended that the lid be wiped off with a paper towel to prevent dripping...
When using the ANKOM Rapid Dryer to dry acid hydrolysis samples, the airflow through the special hydrolysis filter ( Part #: RD2) will eventually become too limited and the filter will need to be changed. To check the air filter for proper airflow...
View the HCL Periodic Maintenance video.
To determine how much DE to use with various sample types, refer to the Hydrolysis Procedure subsection titled Sample Categorization of the HCl Operator's Manual.
If a Mojonnier solvent (pet ether, ethyl ether, ethanol) is utilized, a blank value of 0.0030g is normal. If pet ether or hexanes are used, a blank value of 0.0010g is normal. During the hydrolysis phase, fat migration may occur with samples that...
To understand how to mix DE with various sample types, view the How to mix DE with samples video.
When samples are dried for three hours after hydrolysis, they should be placed in a desiccant pouch ( Part #: X45) with a strip of pH paper. When the bags are fully dry, the pH paper will NOT show the presence of acid.
Order the Fill Nozzle Replacement Kit ( Part #: TDF79) by contacting ANKOM Technology at (315) 986-8090 or by ordering online. Refer to the TDF Service Procedure Fill Nozzle Installation Procedure (TS014).
Possible Causes: The power cord is not plugged into the unit or power source. The main power switch is not turned on. One of the system circuit breakers (fuses) needs to be replaced. Refer to Service Procedure Fuse Replacement (AS025).
Refer to the TDF Operator's Manual, sections "IDF/SDF Analysis" and "TDF Analysis."
IDF filter bags have a shorter length of clear polypropylene material and a taller filter at the bottom of the bag. SDF filter bags have a longer length of clear polypropylene material and a shorter, wider filter at the bottom of the bag.
Refer to the TDF Operator's Manual, sections "IDF/SDF Analysis" and "TDF Analysis."
The F57 Filter Bags should not be oven-dried after the acetone treatment. Doing so can release the calendared set (heat and pressure used to flatten) we put on the filtration media from which the bags are made. Simply allow the acetone to completely...
Use alcohol on both the underside of the modules and the bottles. Do NOT use an autoclave as the electronics and bottle coating will be damaged.
Yes, you can wash RF bottles in a laboratory dishwasher if the water temperature does NOT exceed 180°F (82°C). Exposing the bottles to higher temperatures can damage the coating.
Bag breakage can occur when the heat sealer setting is not hot enough to ensure a good seal. Make sure each bag is sealed within 4mm of its open end. This section includes a narrow polypropylene strip that provides elasticity to the heat-sealed area...
Crude Fat results could be low for any of the following reasons: The extraction was not run long enough. The sample was not dried long enough post-extraction Fat migrated from a bag during the pre-dry step. Desiccant was either not used or...
The touchscreen display will give you the option to Retry, Override, or Abort the run. Retry will simply try the delivery again. Override will ignore the fault for the remainder of the run. Abort will stop the run entirely. Possible causes include:...
This problem could point to one of four possible issues with the instrument. Investigate in the order below. (1) There could be a hole in the suspect bag position’s fluid line after or within the Pump causing a leak in the back of the instrument. To...
"----" indicates there has been an electrical malfunction. Reset the Controller. Refer to A2000 Service Procedure Controller (Temp) Menu Setup (AS015). If the "----" still shows, you will need to replace the Ascon Controller ( Part #: A09). Possible...
To update your GPM software: 1) Purchase the GPM software appropriate for your system. GEN2 systems (serial #’s <900) require GPM software version 11.4 ( Part #: RF3) GEN3 systems (serial #’s >1000) require GPM software version 15.0 ( Part #: RF3X) 2...
Yes, the ANKOM RF Gas Production System can monitor negative pressures. When performing oxygen consumption studies, a NaOH or strong base is used to scavenge the CO2 produced by the aerobic metabolism. This produces a negative pressure as the O2 is...
The touchscreen display will give you the option to Retry, Override, or Abort the run. Retry will simply try the delivery again. Override will ignore the fault for the remainder of the run. Abort will stop the run entirely. To analyze the problem, do...
This fault occurs when the temperature sensor in the in-line heater reports a temperature exceeding 135˚C. The E4 error message on the touch screen display will indicate the temperature at the time of the fault. When this fault occurs the instrument...
Cause: This fault occurs when the temperature sensor in the in-line heater reports that the in-line heater is not reaching the required 110˚C within the 90 seconds allotted during an IDF water rinse. The fault message on the touchscreen display will...
Cause: This fault occurs when the temperature sensor to the in-line heater reports that the in-line heater is not reaching the required 80˚C within the 90 seconds allotted during an EtOH95 delivery. The fault message on the touchscreen display will...
This fault occurs when the temperature sensor reports a high temperature while the in-line heater is attempting to cool within the required timeframe. Cooling is facilitated by flushing water through the lines of the in-line heater. The first time...
An E10 fault is the result of one or more of the six pressure sensors reading a pressure 20 psi above the baseline pressure during the buffer delivery to the IDF bags or during the EtOH 95 delivery to the SDF bags. This fault will abort the run. The...
An E2 Fault is declared when the thermistor to the in-line heater is reporting an erroneously low reading of < 10˚C. IMPORTANT: An E2 fault can be caused by cold buffer running through the instrument. If you store your buffer solutions in the...