Description

Description

Product Description
Fully automatic Kjeldahl Analyzer (distillation unit plus integrated colorimetric titrator) with connection to autosampler, for high sample throughput, maximum flexibility and unattended operation.
UDK 169 combined with the autosampler provides high capacity distillation and analysis.
Automated Operation

Continuous process for 24 x 250 ml or 21 x 400 ml samples
Programmable boric acid, water, sodium hydroxide addition
Not necessary to set distillation time when titrating
Incorporates an AOAC recommended colorimetric titrator
Selectable steam generation output level 10% – 100%
Auto removal of residues from titrator & sample tube

High Tech

Connection to autosampler for unattended operation
6 inch color touch screen
Library of 55 programs (31 pre-defined, 24 customizable)
Choice of 6 languages – from a wide range downloadable
Balance, mouse & printer connections
No loss of nitrogen: distillate temperature stays below threshold
Accurate dosing of reagents with high precision pumps

Versatile Data Handling

Multiple data interfaces: Ethernet, USB and RS 232C
On-board archiving of data including from balance
Data exporting to pen drive or PC in .xls format
Data manipulation software can be user preferred

Outstanding Reliability

Maintenance-free, resistant, patented steam generator
Patented titanium condenser for unmatched performance
Durable technopolymer splash head
Chemically-resistant technopolymer housing

Operator Safety

Lever operation simplifies tube insertion / removal (all sizes)
Protection screen for distillation chamber
Drip tray collects splashes
Zero pressure steam generator

Ecology & Standards

Performs to AOAC, EPA, DIN and ISO standards
Incorporates TEMS™ technology*
Automated water supply control reduces consumption

GENERAL FEATURES

Structure:
Corrosion-resistant technopolymer

Display:
6″ color touch screen

Time related to start for Devarda alloy analysis:
0 – 99 min

Protocol library:
55 methods: 31 pre-installed + 24 customizable

Reproducibility (RSD):
≤ 1 %

Recovery:
≥ 99.5 % at nitrogen levels between 1 and 200 mg N

Detection limit:
≥ 0.1 mg N

Power:
2200 W

Weight:
31 kg / 68.3 lb

Dimensions (WxHxD):
385x780x416 mm (15.2×30.7×16.4 in)

PERFORMANCE

Analysis time:
from 4 minutes (including titration)

Sodium hydroxide addition:
automatic

Water addition:
automatic

Boric acid addition:
automatic

Sodium hydroxide volume:
0 – 150 ml

Water volume:
0 – 200 ml

Boric acid volume:
0 – 100 ml

Distillation and titration residues removal:
automatic

Steam flow regulation:
from 10 to 100 %

Tap water consumption:
from 0,5 l/min at 15 °C – from 1 l/min at 30 °C

Connections:
Ethernet, 2 x USB and RS232 for PC, printer, mouse, pen drive, balance

On-board archive for data storage

UDK 169 & AutoKjel

Autosampler capacity:
24-pos. carousel, 250 ml test tubes (included with AutoKjel)
21-pos. carousel, 400 ml test tubes (optional)

Power:
2250 W

Weight:
131 kg (288.8 lb)

Dimensions (WxHxD):
830x1730x640 mm (32.7×68.1×25.2 in)

Tanks included

UDK 169 Kjeldahl Analyzer – Maximum Productivity, Full Automation

The UDK 169 & AutoKjel Kjeldahl analyzer is developed for continuous operation, providing the maximum sample throughput and data processing automation. You will be supported by proven reliability, ease of use and time saving for safer and simpler activities.
Upgrade your analyzer at any time, since UDK 169 can be used stand-alone, or it can be combined with the AutoKjel autosampler, to drastically increase the productivity.