DDG-3080 Industrial TDS Meter
DDG-3080
Industrial TDS Meter
DDG-3080 Industrial TDS Meter is
our company’s latest top-class instrument equipped with a microprocessor and
complete English menu. It has display and menu operation pattern; it is
characterized by its intelligent operation, multi-function and high measuring
performance and DDG-3080 Industrial TDS Meter has strong environmental adaptability. It can be widely used
for continuous monitoring of the TDS of solutions used in the following fields:
thermal power plant, chemical fertilizer, chemical industry, metallurgy,
environmental protection, pharmacy manufacturing, biochemistry, foodstuff and
running water.
Features of
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u It has a complete English
display and friendly interface. Various parameters can be displayed at the
same time: TDS, Salinity, output current, temperature, time and status.
Bitmap type liquid crystal crystal display module.
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u With high resolution
is adopted. All the data, status and operation prompts are displayed in
English. There is no symbol or code that is defined by the manufacturer.
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Technical Indexes of
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1. Measuring range: 0-1000ppm
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2. Intrinsic error
of the electronic unit: TDS: ±0.5％FS, temperature: ±0.3℃
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3. Range of automatic
temperature compensation: 0~199.9℃, with 25℃ as the reference temperature.
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4. Water sample
tested: 0~199.9℃, 0.6MPa
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5. Intrinsic error of the instrument: TDS: ±1.0％FS, temperature:
±0.5℃
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6. Automatic
temperature compensation error of the electronic unit: ±0.5％FS
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7. Repeatability
error of the electronic unit: ±0.2％FS±1 Unit
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8. Stability of the
electronic unit: ±0.2％FS±1 unit/24h
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9. Isolated current
output: 0~10mA ( load<1.5kΩ); 4～20mA (load<750Ω) (double-current output for option)
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 10. Output current error: ≤±l％FS |
 11. Error of
electronic unit caused by ambient temperature: ≤±0.5％FS |
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12. Error of the
electronic unit caused by the supply voltage: ≤±0.3％FS
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13. Alarm relay: AC
220V, 3A
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14. Communication
interface: RS485 or 232 (optional)
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15. Power supply: AC
220V±22V, 50Hz±1Hz, 24VDC (optional,or personal design)
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16. Protection
grade: IP54 , aluminium shell suitable for outdoor use
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17. Clock accuracy:
±1 minute/month
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18. Data storage
capacity: l month (1 point/5 minutes)
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19. Saving time of
data under a continuous power-failure condition: 10 years
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20. Overall
dimension: 146 (length) x 146 (width) x 150 (depth) mm; dimension of the
hole: 138 x 138mm
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21. Working
conditions: ambient temperature: 0~60℃; relative humidity <85％
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22. Weight: 1.5kg
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23. The conductivity
electrodes with the following five constants are usable: K=0.01, 0.1, 1.0,
10.0, and 30.0.
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