Guiyang Xuetong Instrument Co., Ltd
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DDS-307 Precision Conductivity Meter
DDS-307 is an improved conductivity meter that adds temperature automatic compensation function on the basis of DDS-307 on the market, with high cost-
Product details

TECHNICAL INDEX

1、 Display mode: Double row digital tubes display conductivity and temperature values respectively

2、 Measurement range:

Electrode constant × (1-3000) μ S/cm, 0-99.9 ℃

1) 0.01-30 μ S/cm; (with 0.01 electrode);

2) 0.1-300 μ S/cm; (with 0.1 electrode);

3) 1.0-3000 μ S/cm; (Equipped with 1.0 electrode);

4) 10-30000 μ S/cm; (Equipped with 10.0 electrodes);

Note: Wide range: electrode constant x (10-20000) μ S/cm (specified in order).

3、 Resolution: 0.001 μ S/cm, 0.1 ℃

4、 Electrode constant: set by software between 0.001 and 15.0 cm-1

5、 Temperature compensation range: automatic/manual 0-99.9 ℃

6、 Temperature coefficient: 0-10%/℃ (based on 25 ℃)

7、 Accuracy: ± 1.0% FS, ± 0.3 ℃

8、 Communication interface: RS232 bidirectional communication interface

9、 Power supply: AC220V ± 22V, 50Hz ± 1Hz, external power supply

10、 Working conditions: ambient temperature 0-60 ℃, relative humidity ≤ 90 ℅

11、 Power off storage:>5 years

12、 Size and weight: 202x202x68mm, 1.0Kg

Standard configuration

One DDS-307 secondary meter, one HT5 power supply, one CP-1.0 conductivity electrode, one T22 temperature electrode, and one set of electrode brackets.

main features

Double row digital tube: displays conductivity and temperature values separately. Microcomputerization: Using high-performance CPU chips, high-precision AD conversion technology, and SMT surface mount technology, it completes multi parameter measurement, temperature compensation, and automatic range conversion with high accuracy and good repeatability. High reliability: Single board structure, touch sensitive buttons, no switch knob or potentiometer. Automatic conversion of measurement frequency: avoids electrode polarization and improves measurement accuracy. 25 ℃ conversion: temperature compensation automatic measurement/manual input. Waterproof and anti-corrosion design. Network function: RS232 bidirectional communication, compatible with printer or TLab1.0 communication and data processing software. Industrial control watchdog: ensures that the instrument does not crash and can measure high-purity water: titanium alloy electrode with a distribution pole constant of 0.01 cm-1 and sealed measuring cell. Automatically prompt the measurement endpoint.

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TLab1.0 software displays instrument parameters, measured values, and curves

Ordering Guide

The constant of the electrode must be informed.

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