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E-mail
3564226449@qq.com
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Phone
15532001791
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Address
28 Dianchang Street, Handan City, Hebei Province, formerly known as Hongxing Clothing Factory
Product Categories
Gandan Technology Hebei Co., Ltd
Online dissolved oxygen monitoring instrument for sewage treatment
NegotiableUpdate on 03/09
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Overview
The online dissolved oxygen monitor for sewage treatment is an instrument that can continuously detect various indicators of water quality. It can be equipped with sensors to achieve online monitoring according to different customer needs, including temperature/PH/conductivity/residual chlorine/dissolved oxygen/turbidity/sludge concentration/chlorophyll/blue-green algae, etc. Realize plug and play of sensors, with fast and convenient electrode installation and replacement.
Product Details
Online dissolved oxygen monitoring instrument for sewage treatment
1、 Explanation
The online dissolved oxygen monitor is an instrument that can continuously detect various indicators of water quality. It can achieve online monitoring by selecting sensors according to different customer needs, including temperature/PH/conductivity/residual chlorine/dissolved oxygen/turbidity/sludge concentration/chlorophyll/blue-green algae, etc. Realize plug and play of sensors, with fast and convenient electrode installation and replacement.
2、 Basic functions
Highly intelligent: Adopting the overall design concept of the industry, imported core components ensure the high quality of the instrument.
Flexible design: automatic temperature compensation to meet user needs.
High and low alarm: Hardware isolation, each channel can freely select measurement parameters.
through News:RS485 communication facilitates computer monitoring.
Temperature compensation: in0~99.9 ℃ automatic temperature compensation.
Waterproof and dustproof: protection levelIP54, Suitable for outdoor use.
3、 Main features
Menu design: Adopting object-oriented menu design to make the operation simple and clear.
mark Fixed: Customizable multi-point calibration.
Digital clock: Provides time function.
Wide screen display: The LCD backlight is soft and the display is clear.
Instrument maintenance: low maintenance volume, simple installation, and easy maintenance.
school Accurate: Users can set their own calibration table through the monitor, and the calibration table can be modified flexibly.
Easy installation: The device is fixed with a buckle structure, which is convenient and fast.
High applicability: AdoptingModbus communication protocol, high communication compatibility.
4、 Product application
Suitable for data collection and display in aquaculture, industrial wastewater treatment, metallurgical wastewater treatment, chemical pollutant treatment, pulp and paper, food processing, municipal wastewater, drinking water, surface water, groundwater and other fields.
5、 Technical specifications Online dissolved oxygen monitoring instrument for sewage treatment
Sensor parameters | |||
Measuring principle |
fluorescence method |
measurement range |
Dissolved oxygen:0-20mg/L temperature0-40℃ |
repetitiveness |
0.02mg/L |
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response time |
<3min |
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resolution |
0.01mg/L |
Zero drift（24h） |
±0.1mg/L |
Range drift（24h） |
±0.1mg/L |
temperature accuracy |
±0.4℃ |
Calibration cycle |
6 months |
Operating Temperature |
0-40 ℃ (non freezing) |
Sample flow rate |
≥0.3m/s |
Protection level |
IP68 |
MTBF |
≥ 1440h (60 days) |
Installation method |
immersive |
output |
4-20mA and RS485 |
power supply voltage |
12-24V |
power consumption |
＜0.5W |
material |
Stainless steel/POM |
Sensor signal line |
5m (customizable) |
Overall dimensions |
205mm×φ30mm |
instrument parameters | |||
Analog output |
1 channel 4-20mA (0.4-2V) |
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Output current error |
≤±0.5%FS |
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High and low alarm |
Two sets of relay switches, capacityAC250V(10A)/DC30V(10A)， Each channel can be configured with alarm thresholds |
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RS485 communication |
compatibleModbus protocol |
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working environment |
ambient temperature-20-70 ℃, relative humidity<85% |
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storage environment |
ambient temperature-20-80 ℃, relative humidity<85% |
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alarm function |
Two normally open and normally closed alarm relaysAC250V、3A |
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working power supply |
AC220V |
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Protection level |
IP54 |
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Installation method |
host-Embedded/Sensor - Immersion Type |
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Overall dimensions |
96*96*84mm |
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cutout size |
91*91mm |
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