Infitek Kjeldahl Analyzer, KJA-9830, KJA-9830A

KJA-9830 Features

• 7-inch color touch screen, simple and easy to operate.
• Three-level authority management, electronic records, electronic labels, and operation traceability inquiry system
• The system automatically shuts down after 60 minutes of no operation, which is energy-saving, safe and secure.
• Input the titration volume to automatically calculate the analysis results and store, display, and query them, which has some functions of a fully automatic product.
• Built-in protein coefficient query table for users to read, query and participate in system calculations.
• Distillation time can be set freely from 10s to 9990
• Data storage can reach 1 million items for users to check.
• The steam system is made of 304 stainless steel, safe and reliable.
• The cooling system is made of 304 stainless steel, which has fast cooling speed and stable analysis data.
• The leakage protection system ensures operator safety.
• The safety door and safety door alarm system ensure personal safety.
• The digestion tube absence protection system prevents reagents and steam from injuring people.
• Steam system water shortage alarm prompts and shuts down to prevent accidents.
• The steam boiler has over-temperature alarm and shutdown to prevent accidents.

KJA-9830A  Features

• 10-inch color touch screen, simple and easy to operate.
• Three-level authority management, electronic records, electronic labels, and operation traceability inquiry system
• The system automatically shuts down after 60 minutes of no operation, which is energy-saving, safe and secure.
• Input the titration volume to automatically calculate the analysis results and store, display, query and printing, which has some functions of a fully automatic product.
• Built-in protein coefficient query table for users to read, query and participate in system calculations.
• Distillation time can be set freely from 10s to 9990
• The steam flow rate can be adjusted arbitrarily from 1% to 100% to suit samples of different concentrations.
• The automatic discharge of waste liquid from the digestion tube reduces the labor intensity of operators.
• Shut down and automatically clean the alkali pipeline to prevent pipeline blockage and ensure liquid supply accuracy.
• Data storage can reach 1 million items for users to check.
• 7CM automatic paper cutting thermal printer.
• The steam system is made of 304 stainless steel, safe and reliable.
• The cooling system is made of 304 stainless steel, which has fast cooling speed and stable analysis data.
• The leakage protection system ensures operator safety.
• The safety door and safety door alarm system ensure personal safety.
• The digestion tube absence protection system prevents reagents and steam from injuring people.
• Steam system water shortage alarm prompts and shuts down to prevent accidents.
• The steam boiler has over-temperature alarm and shutdown to prevent accidents.
• Steam over-pressure alarm and shutdown to prevent accidents.
• Sample over-temperature alarm and shutdown prevent sample temperature from rising and affecting analysis data.
• Cooling water flow monitoring prevents insufficient water flow from causing sample loss and affecting analysis results.

Model	KJA-9830	KJA-9830A
Analytical Range	0.1-240 mg N	0.1-240 mg N
Accuracy (RSD)	≤0.5%	≤0.5%
Recovery Rate	99-101%	99-101%
Distillation Time	10s-9990s free setting	10s-9990s free setting
Sample Analysis Time	4-8min / (cooling water temp. 18℃)	4-8 min/ (cooling water temp. 18℃)
Titrant Concentration Range	0.01-5mol/L	0.01-5mol/L
Touch Screen	7-inch color LCD touch screen	10-inch color LCD touch screen
Data Storage Capacity	1 million groups	1 million groups
Printer	/	5.7CM thermal automatic paper
Communication Interface	/	RS232 / Cooling water / Reagent barrel liquid level
Digestion Tube Waste Discharge Mode	/	Manual/automatic discharge
Steam Flow Regulation	/	1%~100%
Safe Alkali Adding Mode	0-99s	0~99s
Automatic Shutdown Time	60minutes	60minutes
Electricity	AC 220V/50Hz	AC220V/50Hz
Heating Power	2000W	2000W
External Dimension	500*460*710mm	500*460*710mm
Package Dimension (W*D*H)	990*620*1000mm