Qiwei DDS-11A precision conductivity meter 0~2 × 100000 μS/cm
Qiwei DDS-11A conductivity meter is a precision Conductivity Detector with an accuracy of ± 1% F * S. DDS-11A conductivity meter is widely used in scientific research, teaching, industry, agriculture and many other disciplines and fields.
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Introduction
Qiwei DDS-11A conductivity meter (precision type) is suitable for measuring the conductivity of various liquid media in the laboratory. It adopts a professional circuit structure, high-definition digital display, and can output measurement signals. It has high measurement reliability and stability. . The measurement range of DDS-11A conductivity meter is 0~2×105 (μS/cm), and when equipped with 0.1, 10 constant conductivity electrodes, it can accurately measure the conductivity of high-purity water or high-conductivity water.
Applications
DDS-11A precision conductivity meter is widely used in scientific research, teaching, industry, agriculture and many other disciplines and fields.
Conditions of Use
Please use the DDS-11A conductivity meter under the following environmental conditions: ambienttemperature 0°C ~ 40°C; relative air humidity ≤ 85%; no significant vibration, strong magnetic field interference
Pictures

Range display range
When the standard constant J0=1 electrode is selected for measurement, the range display range is as shown in "Table 2".
"Table 2" When J0=1, the corresponding range display range of each range segment of the instrument
| serial number | Range switch position | Instrument display range | Corresponding range display range (μS/cm) |
| 1 | 20μS | 0~19.99 | 0~19.99 |
| 2 | 200μS | 0~199.9 | 0~199.9 |
| 3 | 2mS | 0~1.999 | 0~1999 |
| 4 | 20mS | 0~19.99 | 0~19990 |
Note: Ranges 1 and 2 are in μS; ranges 3 and 4 are in mS. Its relationship: 1μS=10-3 mS=10-6 S When using other specification constant electrodes, the display range of its measuring range is shown in "Table 3".
《Table 3》 When other standard constant electrodes are selected, the display range of their measuring ranges.
| serial number | Range switch position | Instrument display range | The standard constants of selected electrodes Corresponding range display range (μS/cm) | ||
| J 0 =0.01 | J 0 =0.1 | J 0 =10 | |||
1 | 20μS | 0~19.99 | (0~19.99)×0.01 | (0~19.99)×0.1 | (0~19.99)×10 |
2 | 200μS | 0~199.9 | (0~199.9)×0.01 | (0~199.9)×0.1 | (0~199.9)×10 |
3 | 2mS | 0~1.999 | (0~1999)×0.01 | (0~1999)×0.1 | (0~1999)×10 |
4 | 20mS | 0~19.99 | (0~19990)×0.01 | (0~19990)×0.1 | (0~19990)×10 |
K=D×J
K: conductivity of the measured liquid; D: instrument display value; J: conductivity electrode specification constant.
QiWei DDS-11A Conductivity meter (precision type)Specifications
| LIST | VALUE |
|---|---|
| Measurement parameters | Conductivity Detector |
| Measuring range | 0~200000μS/cm |
| Stability | 0.5% |
| Temperature compensation range | 15~35℃ |
| Dimensions | 240*170*60mm |
| Weight | 0.7kg |
| Electrode constant specification | 0.01、0.1、1、10 |
| Operating Conditions | No significant vibration and strong magnetic field interference |
| Output measurement signal | 0~20(mV) |
| Power consumption | 3W |
| Operating Temperature | 0~40℃ |
| Operating Humidity | ≤85% RH |
QiWei DDS-11A Conductivity meter (precision type) Packing list
Host x1, Certificate x1, Manual x1, Encasement box x1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- ActiveJJG 2059-2014
- ActiveJB/T 9366-2017
- ActiveSL 78-1994
- ActiveGB/T 12582-1990
- ActiveGB/T 13580.3-1992
- ActiveGB/T 6539-1997
- ActiveGB/T 18932.15-2003
- ActiveGB/T 11007-2008
- ActiveGB/T 23977-2009
- ActiveGB/T 41079.2-2022
- ActiveGB/T 6908-2018
- ActiveGB/T 7977-2007
- ActiveGB/T 32697-2016
- ActiveGB/T 33328-2016
- ActiveISO 21318-2007
- ActiveGB/T 27503-2011
- ActiveGB/T 27502-2011
- ActiveJB/T 9366-1999
- ActiveJB/T 6855-1993
- ActiveHG/T 3802-2005


DDS-11A





