ChemTron
ChemTron DS7000 Series Digital Density Meter
ChemTron DS7000 Series Digital Density Meter
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DS7000 Series Digital Density Meter
Measuring temperature range: 10-40 ℃; temperature accuracy: ±0.02 ℃; measuring range: 0.0000-1.9999 g/cm3; measuring accuracy: 0.0001 g/cm3;
Meet GMP/GLP, 21 CFR Part 11, Pharmacopoeia (USP, BP, JP, Ph. Eur.), FDA, ISO, HACCP, OIML, ASTM, ICUMSA, NIST standards. This series of U-tube oscillating digital density meters are
accurate Accuracy, high speed, sample quantification, easy integration into the production process, etc. have a good performance, and meet the needs of industry customers to the greatest extent. Over the past few years, it has been successfully applied in many manufacturers or laboratories in many different fields. .
The DS7000 series currently has two products, DS7700 and DS7800, the difference between the two is the measurement accuracy (the measurement accuracy of DS7700 is 0.001 g/cm³, while the measurement accuracy of DS7800 can reach 0.0001 g/cm³). Since the parts in direct contact with the sample are made of borosilicate glass and polytetrafluoroethylene, they are resistant to chemical corrosion. Rugged, compact design, high precision, suitable for almost all liquids, emulsions, pastes and other samples.
During operation, the sample can be manually injected through a syringe, or semi-automatically injected by a peristaltic pump, or can be injected by a fully automatic injector. High viscosity samples are usually equipped with a syringe; low and ultra-low viscosity samples with a peristaltic pump or autosampler. For different working methods and different samples, provide suitable density meter sets, including necessary accessories, such as tube nozzles, adapters, splash guards, etc. Once the measurement is started, the measurement chamber and sample will be kept at the proper temperature and the display will quickly show the measured value on the selected metric. Whether it's density, relative density, Brix, alcohol, sulfuric acid, or the concentration of a user-configured liquid sample – .
The user can also choose between two measurement methods: manually enter the measurement time mode, or select the optimized measurement time mode with automatic stability recognition. The device requires less than 1ml of sample volume. It is necessary to use a syringe or a peristaltic pump to add an appropriate solvent to clean the U-shape oscillating tube, and the liquid residue can be removed with one-key operation. DS7060 drying module can realize automatic drying with three-way valve.
Product Features
> The measurement principle is based on the U-shape oscillating tube method
> 5.7-inch thin-film LCD touch screen, friendly operation interface, simple and convenient operation
> User password management, more secure data
>Measurement mode: single measurement mode, continuous measurement measurement and interval measurement mode
> Measurement program: manual input measurement time, automatic stabilization Identify and optimize measurement time
> Test lines can be set for methods, batches, and products
> Injection methods can be selected from syringes, peristaltic pumps and autosamplers
> Semiconductor temperature control unit
> All parts in contact with the sample are made of high-quality chemically resistant materials Manufactured
> Integrated air pressure sensor
> Tamper-proof data memory (up to 999 sets of measurement results can be stored)
> Measurement reports can be customized according to user requirements
> Communication interfaces include: RS232, USB and Ethernet interfaces
Technical parameters:
|
Measurement parameters |
Density [g/cm³], relative density, Brix [%Brix], alcohol [vol%], sulfuric acid concentration [wt%], user-defined |
|
Range |
0–3 g/cm³ |
|
precision |
DS7700: ±0.001 g/cm³; DS7800: ±0.0001 g/cm³ |
|
Measurement cycle |
1~3 minutes (including sample constant temperature) |
|
Sample volume (manual injection) |
0.9ml |
|
temperature range |
10~40℃ |
|
temperature accuracy |
±0.02℃ |
|
number of methods |
∞ |
|
factory calibration |
Air and water, each calibrated at 9 temperature points |
|
adjust |
Automatic (menu driven), air and distilled water |
|
interface specification |
RS232, USB, Ethernet |
|
Dimensions |
220mm x 220mm x 430mm |
|
weight |
5.3kg |
Set introduction
|
|
Manual injection |
Manual injection |
Semi-automatic sampling |
Automatic sampling |
Automatic sampling |
|
order number |
DS7700-1 |
DS7700-2 |
DS7700-3 |
DS7700-4 |
DS7700-5 |
|
Injection Kit |
syringe |
syringe |
Syringe |
Syringe |
Syringe |
|
Sample recommendation |
Small amount of sample |
Small sample |
Medium/Large Samples |
Large samples |
Large volume samples |
|
features |
Semi-automatic drying (need to replace the pipeline) |
Splash Guard Tubing |
Semi-automatic sampling and cleaning |
Fully automatic sampling and cleaning |
Fully automatic sampling and cleaning |
|
Density meter host |
DS7700 (measurement accuracy: 0.001 g/cm³ ) / DS7800 (measurement accuracy: 0.0001 g/cm³ ) |
||||
|
Injection unit |
DS7050 and two-way valve |
DS7050 and two-way valve |
DS7050 and two-way valve |
DS7060 and three-way valve |
DS7060 and three-way valve |
|
Peristaltic pump |
Can be added |
Can be added |
DS7070 |
DS7070 |
DS7070 |
|
Autosampler |
Can be added (additional DS7060 accessories are required) |
Can be added (additional DS7060 accessories are required) |
Can be added (additional DS7060 accessories are required) |
AS80/AS90, two sample trays optional, PP and glass vials optional |
AS80/AS90, two sample trays optional, PP and glass vials optional |
|
Tubing Kit |
DS7001 Small Volume Tubing Kit |
DS7001 and DS7003 Small Volume Tubing Kits |
DS7002 Bulk Tubing Kit |
DS7002 Bulk Tubing Kit |
DS7002 Bulk Tubing Kit |
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