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Shenzhen Landong Technology Co., Ltd

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    Room 208, Donghongjing Building, No. 5 Dongfang 1st Road, Songgang Street, Bao'an District, Shenzhen

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Fluorescence dissolved oxygen analyzer

NegotiableUpdate on 05/22
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Overview

The DO-702 fluorescence dissolved oxygen analyzer is an online analytical instrument widely used for continuous monitoring of dissolved oxygen, saturation, oxygen partial pressure, and temperature in solutions such as thermal power, metallurgy, environmental protection, pharmaceuticals, biochemistry, food, and tap water. Measure dissolved oxygen using fluorescence method.

Product Details

Detailed Introduction of Fluorescence Dissolved Oxygen Analyzer
The DO-702 fluorescence dissolved oxygen analyzer uses fluorescence to measure dissolved oxygen. The emitted blue light shines on the fluorescent layer, and the fluorescent substance is excited to emit red light. The oxygen concentration is inversely proportional to the time it takes for the fluorescent substance to return to the ground state. There is no oxygen consumption during measurement, the data is stable, the performance is reliable, there is no interference, and the installation and calibration are simple. Humanized sensing of dissolved oxygen data measured by sensors.
Function:% saturation concentration.
Measurement range: 0.0 to 400.0 0.00 to 40.00, 0.0 to 200.0 ug/L,
Measurement resolution: 0.1 0.01/0.1,
Measurement accuracy: ± 0.2 ± 0.02,
Temperature compensation method: Pt-1000/NTC22K,
Temperature measurement range: -10.0 to+130.0 ℃,
Temperature compensation range: -10.0 to+130.0 ℃,
Temperature resolution: 0.1 ℃,
Temperature accuracy: ± 0.2 ℃,
Electrode current measurement range: -2.0 to+400 nA,
Accuracy of electrode current measurement: ± 0.005nA,
Polarization voltage: -0.675V,
Pressure adjustment range: 500 to 9999mBar,
Salinity compensation range: 0.00 to 50.00 ppt,
Working environment temperature: 0 to+70 ℃,
Storage environment temperature: -20 to+70 ℃,
Display: Large backlit dot matrix LCD,
Dissolved oxygen current output: 1 isolated 4 to 20mA output, * large load 500 Ω,
Temperature current output: 2 isolated 4 to 20mA output, * large load 500 Ω,
Current output accuracy: ± 0.05 mA,
RS485 Modbus RTU standard protocol,
Communication speed 9600/19200/38400,
Relay contact capacity 5A/250VAC, 5A/30VDC,
Cleaning setting ON: 1 to 1000 seconds, OFF: 0.1 to 1000.0 hours,
One way multifunctional relay: cleaning/cycle alarm/error alarm,
Relay delay action: 0-120 seconds,
Data records: 500000 transactions,
Language selection: English/Traditional Chinese/Simplified Chinese,
USB interface: records downloads and software updates (96 series does not have this function),
Protection level: IP65,
Power supply: 90 to 260VAC, power consumption<5 watts,
Installation method: panel installation/wall mounted installation/pipeline installation,
Weight: 144 series 0.85kg, 96 series 0.55kg.