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Online fluorescence dissolved oxygen analyzer
Brief description: Online fluorescence dissolved oxygen analyzer Different sensors can be selected according to the actual needs of the site, which ar
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Online fluorescence dissolved oxygen analyzer
Online fluorescence dissolved oxygen analyzerPM8202O Application domain:
Sewage treatment, power generation, aquaculture, schools, pharmaceutical factories, hospitals, fermentation, chemical industry, tap water, etc.
Product Introduction:
The Chinese and English operation menu of * * brings great convenience to users, and they can use it freely without reading the manual.
The backlight automatically turns off after three minutes without button operation, which not only saves energy but also extends its service life; Adjustable screen contrast and other parameters.
All use imported chips and components, as well as a brand new surface mount production process, to ensure stable and reliable operation of the instrument.
Adopting a waterproof and airtight fully sealed shell, it can be used in extremely harsh environmental conditions with protection up to IP65.
● Large screen backlit LCD display, with clear visibility of DO value, temperature, time, and relay status parameters.
● * 2-channel 4-20 mA current output, RS485 MODBUS RTU protocol, convenient for remote monitoring and communication on the computer.
A multifunctional relay with functions such as cleaning, periodic alarm, and error alarm.
The historical curve function of ● * can record 600000 data and has query function.
Technical Specifications:
| controller | PM8202O | ||
| measurement range | 0.00~20.00ppm | ||
| resolution | 0.01ppm | ||
| precision | ±0.01ppm | ||
| temperature compensation | -10~130 ℃ manual/automatic; (NTC10K/PT1000) | ||
| temperature | Working temperature; -10~70.0℃； Storage temperature: -20-70.0 ℃ | ||
| display | Large backlit dot matrix LCD | ||
| language | Chinese/English | ||
| storage | 600000 pieces of data | ||
| power supply | 90-260VAC,50/60Hz； 24VDC optional | ||
| transmitter output | 2-channel isolated transmission 4-20mA output, Z-loop 500 Ω, 0.1% F.S, adjustable measurement value and range | ||
| communication function | RS485 Modbus | ||
| Cleaning output | Cleaning interval: adjustable from 0.1-1000h, cleaning time: adjustable from 1-1000s | ||
| alarm output | 2 independent Hi/Lo alarm points with hysteresis settings, 5A/250VAC/30VDC | ||
| Installation method | Wall mounted, pipe mounted, panel mounted | ||
| Protection, etc | IP65 | ||
| Dissolved oxygen sensor | |||
| model | Bsens420 | Bsens430 | Bsens440 |
| measurement range | 0.00-20.00ppm | 0.00-20.00ppm | 0 - 200ppb |
| Measuring principle | Spectral formula | Spectral formula | Spectral formula |
| resolution | 0.01ppm | 0.01ppm | 0.1ppb |
| precision | ±0.2ppm | ±0.2ppm | ±0.2ppb |
| Electrical material | PPS, Gold/Silver Electricity | 316L stainless steel | 316L stainless steel |
| Operating Temperature | 0～60℃ | Disinfection: 0-130 ℃, measurement: 0-80 ℃ | 0～60℃ |
| Z-high withstand voltage | 4bar | 6bar | 4bar |
| Waterproof, etc | IP68 | IP68 | IP68 |
| cable length | 5m | 5m | 5m |
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