Online sludge concentration meter MLSS meter ZS-680N

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  • 20-49 Sets
  • >=50 Sets
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Lead Time:
15 day(s) after payment received
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Quick Details
Place of Origin:
Guangxi, China (Mainland)
Brand Name:
Model Number:
Measurement range:
2.0 %(FS)
Power supply:
Protection grade:

Packaging & Delivery

Selling Units:
Single item
Single package size: 
53X31X37 cm
Single gross weight:
4.2 kg
Package Type:
Picture Example:
Lead Time :
Quantity(Set) 1 - 1 >1
Est. Time(days) 15 To be negotiated
Product Description

Applicaton.(High range)

It is widely used to monitor the sludge concentration value in sewage treatment , emission monitoring , water plant , paper mill and electric power .

Main Feature.
The new shell , waterproof , dust-proof , damp-proof
It can change to different measurement range , improve flexibility 
Multiple beam RD measurement technique , to compensate for the effects of ambient light , pickup ,element aging affect .
Two -point calibration to insure the accuracy of measurement range 
Current , relay and other variable output , intelligent system control 
Submersible installation mode 
Large screen dot-matrix LCD , English menu, multi-parameters display at the same time 
Communication function :RS - 485 interface (MODBUS protocol partial compatible), can be converted to RS – 232. 4 ~ 20 mA analog output corresponding to the suspended solid value can be set freely. 
Analog output 4~20mA
Relay lag value can be set freely , avoid frequent action of switch relay , it has the function of setting switch on and off .
The watchdog function: make sure the instrument does not crash
The key components were imported from overseas famous brand 
Recoverable factory setting. Power-off protection > 10 years
ABS plastic shell IP65 ,waterproof , dust-proof , damp-proof 

Technical parameters.

◇Measuring range :activated sludge ,0 ~50g/L
◇Silicon dioxide,0~30 g/L
◇Resolution :0.01%
◇Accuracy :±2.0%FS
◇Repeat :±2.0%
◇Control interface : two groups of ON/OFF relay contacts,divided into high and low alarm photoelectric isolation output
◇4-20mA analog output : one channel current output, photoelectric isolation protection ,improve anti-jamming ability
◇485 interface :photoelectric isolation output , support the internet of things
◇Relay lag value can be set freely , relay load :3A 220VAC/24VDC.
◇Working voltage :220VAC10%,50/60Hz
◇Working condition :environment temprature0~60℃,relative humidity ≤90%
◇Output load :load<750Ω(4-20mA)
◇Working voltage :220VAC10%,50/60Hz,
◇Dimension :96×105×168 mm

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Our Company

      Nanning Nobo Instrument Co., Ltd. is a leading high-tech enterprise for about 10 years ,which includes design , research & development , production , sales and service . We are focus on researching and developing intelligent water quality analysis instrument .Such as , PH/ORP meter , conductivity meter , dissolved oxygen meter , residual chlorin meter , dissolved ozone meter , ion meter , turbidity meter , salinity meter , sludge concentration meter ect.
     We will apply the Internet cloud service technology and offer the solution of internet of things system .Such as , multi-parameter water quality monitoring network system , smart city , smart agriculture and so on
If you have any request pls don't hesitate to contact us , OEM and customized are available ! We sincerely hope to cooperation with you !

My phone/whatsapp/wechat is +86 13077704818
Email : noboheidi nobo_fsy

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