Product Introduction
DDSJ-319L conductivity meter
【 Main Features 】
7-inch color touch screen, navigation based operation;
● Supports measuring conductivity, resistivity, total dissolved solids (TDS), salinity, and temperature values;
Intelligent operating system with functions such as method management, electrode management, calibration management, data management, and user management;
● Support electrode management function, up to 5 conductive electrodes can be managed, and each electrode can store 20 sets of calibration records;
● Support electrode calibration function, users can calibrate electrode constants or TDS conversion coefficients;
● Support intelligent frequency conversion, one electrode can cover the commonly used measurement range of 0-200 ms/cm;
● 3 reading modes: Smart-Read: Multiple balance conditions are available, including "fast, medium, strict, and customizable"; Timed-Read: Two timing reading modes are available: timed termination measurement and timed automatic interval measurement; Cont-Read: Clearly grasp the continuous change process of the sample;
● Support automatic recognition of conductivity standard solutions, default to 4 JJG standard solutions, and support up to 5 multi-point corrections;
● Support multiple conductivity compensation methods, including pure water compensation;
● Support multiple salinity compensation methods, including seawater salinity compensation;
Supports storing up to 100 sets of measurement methods; Support the storage of 1000 sets of conductivity, resistivity, total dissolved solids (TDS), and salinity measurement results, in compliance with GLP standards; It has data statistics function, allowing users to perform statistics, review, analyze, compare, and save measurement results;
● Supports USB, RS232 connection to PC, serial port printer; Allow printing and outputting measurement results;
● Supports both Chinese and English languages; Support firmware upgrade and USB hot swapping; Support direct connection to the automatic sampler.
[Technical Parameters]
model technical parameter |
DDSJ-319L |
|
Instrument level |
Level 0.5 |
|
display |
7-inch color touch screen |
|
Measurement parameters |
Conductivity, resistivity TDS、 Salinity and temperature |
|
measure Range |
conductivity |
0.000μS/cm~3000mS/cm |
resistivity |
5.00Ω·cm~100.0MΩ·cm |
|
TDS |
0.000mg/L~1000g/L |
|
salinity |
(0.00~8.00)% |
|
temperature |
(-5.0~135.0)℃ |
|
Basic error of electronic unit |
conductivity |
±0.5%FS |
resistivity |
±0.5%FS |
|
TDS |
±0.5%FS |
|
salinity |
±0.1% |
|
temperature |
±0.1℃ |
|
Power Supply |
Power adapter (input: 100-240VAC, 1.35A; Output: 24VDC, 3A |
|
Size (mm); Weight (kg) |
280×280×130; two point five |
[Main functions]
model major function |
DDSJ-319L |
|
Automatic temperature compensation |
● |
|
Automatic calibration |
● |
|
Automatic range switching |
● |
|
Calibration function |
● |
|
Reading method |
Timed reading |
● |
Balance reading |
● |
|
Continuous reading |
● |
|
data interface |
RS-232 |
● |
USB |
● |
|
data storage |
1000 sets |
|
Compliant with GLP standards |
● |
|
Connect printer |
● |
|
Connect computer |
● |
|
Connect the automatic sampler |
● |
|
Support firmware upgrade |
● |
DDSJ-319L conductivity meter
Serial number |
Name and specifications |
quantity |
1 2 3 4 5 6 7 8 9 |
DDSJ-319L conductivity meter DJS-1-L type conductive electrode T-818-L type temperature electrode GM65-240270 AC/DC power adapter REX-3 electrode holder (with base) USB communication connection Three core power cord (standard universal) Product User Manual Product Qualification Certificate |
1 unit 1 unit 1 unit 1 piece 1 set 1 piece 1 piece 1 book 1 book |