YSI IQ SensorNet
Continuous Process Monitoring
& Control Instrumentation
July 17th, 2012
Presented by Laura St. Pierre
• Overview of IQ SensorNet
• Available sensors
• Key monitoring locations

2
IQ SensorNet Systems

182 Controller Sytsem

2020 XT Controller System

• 1 - 4 sensors

• Sensor network
• 1 - 20 sensors...
4 Basic Components of a 2020 XT System
Terminal /
Controller

Modules:

Cables

Sensors

Easy to customize and expand
Stan...
2020 XT –
Backup Controller and Terminal
1 Controller / system, but additional 2020 terminals
provide back p
pro ide backu...
Settings
Calibration
OK-Enter
Options
Escape to
measurement

Up/Down selector
(followed by “OK”)
OK )

Intuitive operation...
IQ Networking
Distributed mounting
Stack mounting – max. 3 modules
Contact Plate:
Power, communication

Smart installation...
Modules
Power supply

Wide range of power supplies:
100 – 240VAC
24VAC
24VDC

Analog outputs

mA outputs
Relays

Communica...
Bluetooth – Wireless Communication

9
2020 XT Module with Ethernet and USB
USB

LAN

•

Data transfer, updates

•

Can be used inside or
outdoors

•

Electronic...
USB-Interface
• Data transfer
• System Update
Electronic key function
• Electronic-key-function

11
Remote Control via USB
USB-RS232 adapter for
p
modem

USB-LAN adapter for
LAN connection (WLAN)

Full access to network fr...
Remote Control via GSM modem
Mobile
telephone

GSM
modem

Power
supply

GSM
modem

Power
supply

Stay in touch with your s...
Remote Control via LAN

Software
Terminal

via USB-LAN
converter

MIQ/T2020 PC

Stay connected with your system…

14
MODULES
Analog Inputs

Connect up to two 3rd party sensors with mA output signals

Extension

Junction Boxes to add additi...
IQ Cables
Sensor connection cable

One design fits all…
• One type of connection cable for all sensors
• One type of modul...
Typical Modbus Installation

17
IQ SensorNet Solution

18
IQ SensorNet Network Solution

19
Cable Connections

Red
Green
Black (shield)

Easy and safe…
Low power electrical installation (24 V within IQ)

20
Warranty

3 Years
for controllers and modules

2 Years
for sensors

21
IQ Sensors
Optically:
- Nitrate
- COD, BOD…

Conductivity
C d
Dissolved
Oxygen
yg
pH / ORP
Turbidity / Susp Solids
Susp.
2...
FDO Optical DO Sensor
Meets EPA
Approval!!

Optical DO sensor utilizing
Super-stable
Green source li ht
G
light:
•No flow ...
Traditional, Electrochemical DO Sensor
Advantages
• Patented 3 electrode system enables high signal stability
=> high meas...
TSS and Turbidity – ViSolid and VisoTurb
Optical Total Suspended Solids (TSS)
and Turbidity Probes
ViSolid:
• Factory cali...
UltraClean – Ultra Sonic Cleaning
TM

• Continuous cleaning system without
mechanically moving parts
• Very smooth sensor ...
UltraClean – Ultra Sonic Cleaning
TM

without cleaning system (30 days)

with cleaning system (30 days)

A clean sensor en...
UV-VIS Spectrophotometer Sensor

Measures broad spectrum:
From ultraviolet (UV) to
visible (VIS) light

200 nm
28

720 nm
UV-VIS Scans 256 Wave Lengths
256 wave lengths compared
to single wave length
measurement.
• Better correlation
• Better t...
Spectral Absorbance in the WWTP Process
Activated Sludge

2

wavelength

Effluent

absorbance

abs
sorbance

absorbance

I...
Measuring Principle
Algorithms based on correlations with reference
measurements are stored in the sensor.
Calculating con...
Advanced Optic Design

ref.ref.-channel

Detector

meas. cha
annel

ref.ref.-chann
nel

Identical
 Optical components
 L...
Advanced Measurement Principle
Sensor auto-adjusts amount of
flashes to the sample (before every
measurement)
)

Detector
...
UV-VIS Calibration

•

1-pt lib ti ( dj t
1 t calibration (adjustment with reference values)
t ith f
l
)

•

2-pt calibrat...
UltraClean System
Maintenance Free!
 UltraClean S
l Cl
System:
 Integrated, continuous
cleaning system
s stem
 No chemi...
UV-VIS Sensors per Application

Sensors for municipal wastewater: Influent, Effluent, and Mixed Liquor
p
,
,
q

1 mm

5 mm...
Comparison Data – NO3-N
Effluent measurements

Lab NO3-N
UVVIS Sensor NO3-N

18
16

NO
O3-N (mg/l)

14
12
10
Accurate Cuve...
Comparison Data - COD
Effluent measurements

Lab CODtotal
UVVIS Sensor CODtotal

40

C
COD (mg/l)

35
30
25
20
Accurate Cu...
IFL – Interface level sensor
Ultrasonic measurement
of sludge level via echo
time of travel
• Factory calibrated
• Set imm...
Signal Processing, Echo profile
raw data  filter, alignment, low passing  result

Smart signal processing for
g
p
g
reli...
Non contact wiper
Non contact wiper
•

Triple sealing

•

High-tech materials

•

Operates without maintenance

•

No infl...
VARiON® Plus 700 IQ, AmmoLyt ® Plus 700 IQ,
NitraLyt® Plus 700 IQ – ISE Measurement
Measurement principle:
M
t i i l
• Mea...
Electrode Replacement

Individual electrode
replacement
• Not often Lifetime > 18 months
g
y
• Recognized automatically

...
Accurate Measurements
Comparison VARiON / Lab
Analysis

NH4-N (mg/l)
(

allowed tolerance +/- 0.5 mg/l

number of measurem...
TetraCon® – Conductivity Sensor
Advantages:
•4-electrode design  Polarization effects are
eliminated
•Large measurement r...
SensoLyt® 700 IQ – pH/ORP
Advantages
• Integrated preamplifier and digital signal processing
• Internal Sensor Check
• Aut...
Sensor Location I

Inlet

pH
TSS
BOD

47

Grit Removal
Sensor Location II

Mechanical treatment

Sludge blanket level: sludge
level:
management
•
•

48

Reduce pumping costs
Opt...
Sensor Location III

Biological treatment

DO: Basic or backup aeration control  increased efficiency
NH4-N: Advanced aer...
mechanical treatment

Oxidation Ditch
50

Biological treatment

Denitrification
D it ifi ti
Sensor Location IV

Interface level:
Sludge Management
•
•

Optimal sludge density

•

51

Reducing pumping costs

Prevent...
Sensor Location V

TSS: Effluent monitoring
DO, H P
DO pH: Permit reporting
it
ti
BOD: Effluent monitoring
NH4-N, NO3-N:
N...
Biological treatment

Mechanical
treatment

Chemical
treatment

WWTP Goal: Comply with permit while reducing the organic
a...
Questions when planning a monitoring
and control system.
system
•What do I want to measure?
•Where do I want the sensor lo...
Example of IQ SensorNet System
MIQ/TC 2020 XT-H3-C6
470017

MIQ/JB
480008

MIQ/JB
480008

MIQ/JB
480008
VisoTurb700IQ
6000...
Why YSI
• YSI primarily focuses on tools for
the water professional
• YSI handheld instruments are
trusted for their field...
Thank you for your attention!
Visit us at: ysi com
ysi.com
Register to win an IQ
SensorNet
Sign up for our wastewater
eNew...
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YSI IQ SensorNet Overview Webinar

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The IQ SensorNet is a continuous water quality monitoring solution. Monitor and control to improve your process. This overview explains the water quality parameters you can measure and how you can build a network of sensors and instruments. http://www.ysi.com/iq

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YSI IQ SensorNet Overview Webinar

  1. 1. YSI IQ SensorNet Continuous Process Monitoring & Control Instrumentation July 17th, 2012 Presented by Laura St. Pierre
  2. 2. • Overview of IQ SensorNet • Available sensors • Key monitoring locations 2
  3. 3. IQ SensorNet Systems 182 Controller Sytsem 2020 XT Controller System • 1 - 4 sensors • Sensor network • 1 - 20 sensors 3
  4. 4. 4 Basic Components of a 2020 XT System Terminal / Controller Modules: Cables Sensors Easy to customize and expand Standard dimensions, ready to mix and match 4
  5. 5. 2020 XT – Backup Controller and Terminal 1 Controller / system, but additional 2020 terminals provide back p pro ide backup control • Install 2020 Terminal Controller anywhere in the network • System redundancy with additional terminal as backup controller ll 5
  6. 6. Settings Calibration OK-Enter Options Escape to measurement Up/Down selector (followed by “OK”) OK ) Intuitive operation for easy handling… • Menu-driven interface y • Easy to use 6 Escape – One level back
  7. 7. IQ Networking Distributed mounting Stack mounting – max. 3 modules Contact Plate: Power, communication Smart installation… Stack mounting – no cables 7
  8. 8. Modules Power supply Wide range of power supplies: 100 – 240VAC 24VAC 24VDC Analog outputs mA outputs Relays Communication Interfaces MODBUS RS232 communication to PC via sw (2020 only) Ethernet (2020 only) Includes barometric pressure compensation for DO for 2020 Magnetic valve Blue Tooth communication 8 Valve module for automatically controlled air cleaning Wireless communication for the IQ SensorNet system. Max. 100 meters
  9. 9. Bluetooth – Wireless Communication 9
  10. 10. 2020 XT Module with Ethernet and USB USB LAN • Data transfer, updates • Can be used inside or outdoors • Electronic key • Two separate ports allow you to continue to i communicate via Ethernet while updating the system via USB. Ethernet Communication Technology: • Remote-Control with PC Terminal Software via UMTS-Router • View measuring data with your Smart-Phone via Web-Browser Smart Phone Web Browser • Direct communication with PLC`s via Ethernet/IP protocol 10
  11. 11. USB-Interface • Data transfer • System Update Electronic key function • Electronic-key-function 11
  12. 12. Remote Control via USB USB-RS232 adapter for p modem USB-LAN adapter for LAN connection (WLAN) Full access to network from a distance for data transfer and adjusting settings 12
  13. 13. Remote Control via GSM modem Mobile telephone GSM modem Power supply GSM modem Power supply Stay in touch with your system no matter where you are located Alarms & measurements are sent to your mobile phone 13
  14. 14. Remote Control via LAN Software Terminal via USB-LAN converter MIQ/T2020 PC Stay connected with your system… 14
  15. 15. MODULES Analog Inputs Connect up to two 3rd party sensors with mA output signals Extension Junction Boxes to add additional sensors Controller module Controller module allows 2020 to act as a display-only and back up controller. Includes Barometric pressure compensation, USB and Ethernet functionality. 15
  16. 16. IQ Cables Sensor connection cable One design fits all… • One type of connection cable for all sensors • One type of module connection cable • Fully protected against EMC • 1 year warranty, Extremely robust • Integrated lightning protection Module connection cable 16 • Network cable provides power and communication
  17. 17. Typical Modbus Installation 17
  18. 18. IQ SensorNet Solution 18
  19. 19. IQ SensorNet Network Solution 19
  20. 20. Cable Connections Red Green Black (shield) Easy and safe… Low power electrical installation (24 V within IQ) 20
  21. 21. Warranty 3 Years for controllers and modules 2 Years for sensors 21
  22. 22. IQ Sensors Optically: - Nitrate - COD, BOD… Conductivity C d Dissolved Oxygen yg pH / ORP Turbidity / Susp Solids Susp. 22 ISE: - Ammonium - Nitrate
  23. 23. FDO Optical DO Sensor Meets EPA Approval!! Optical DO sensor utilizing Super-stable Green source li ht G light: •No flow required •Soft excitation light •Minimum aging of sensor cap •No bleaching affect on sensor cap •2 year warranty on sensor and membrane cap •Highly accurate, +/- 0.1 mg/L •No regular sensor maintenance required Intelligent Sensor Cap g p •Factory calibrated • Cal data stored on memory chip • Automatic data transfer •No calibration required!
  24. 24. Traditional, Electrochemical DO Sensor Advantages • Patented 3 electrode system enables high signal stability => high measuring accuracy • Integrated self-diagnosis system (SensCheck): • 3 different sensors available: TriOxmatic® 700 IQ: TriOxmatic® 701 IQ: TriOxmatic® 702 IQ: 24 0 – 60 mg/l O2; T90: 180 s 0 – 20 mg/l O2; T90: 30 s 0 – 2 mg/l O2; T90: 30 s
  25. 25. TSS and Turbidity – ViSolid and VisoTurb Optical Total Suspended Solids (TSS) and Turbidity Probes ViSolid: • Factory calibrated for 2 types of sludge: g g Activated sludge 3 - 7 g/L Primary sludge 30 - 60 g/L • Calibration: 1 – 8 pt • Correction factor: x 0 5 – 2 0.5 VisoTurb: ViSolid® 700 IQ • Factory calibrated • Calibration free • Offset (+/- NTU) VisoTurb® 700 IQ 25
  26. 26. UltraClean – Ultra Sonic Cleaning TM • Continuous cleaning system without mechanically moving parts • Very smooth sensor surface (Sapphire) • No smearing or scratching effect •No regular service, no wear and tear, no replacement parts needed
  27. 27. UltraClean – Ultra Sonic Cleaning TM without cleaning system (30 days) with cleaning system (30 days) A clean sensor ensures accurate measurements! Maintenance-free sensor lowers ownership and aintenanceoperational costs. 27
  28. 28. UV-VIS Spectrophotometer Sensor Measures broad spectrum: From ultraviolet (UV) to visible (VIS) light 200 nm 28 720 nm
  29. 29. UV-VIS Scans 256 Wave Lengths 256 wave lengths compared to single wave length measurement. • Better correlation • Better turbidity correction • Better compensation for a changing wastewater process SAC Measurement at 254 nm More information, more reliable data 29
  30. 30. Spectral Absorbance in the WWTP Process Activated Sludge 2 wavelength Effluent absorbance abs sorbance absorbance Influent wavelength wavelength The Spectral absorbance differs in each stage of the ff f wastewater process, from application to application, and from site to site. 30
  31. 31. Measuring Principle Algorithms based on correlations with reference measurements are stored in the sensor. Calculating concentration: 1. Recording spectral absorbance. 2. Calculation of concentrations according to algorithms. algorithms 31 COD, TOC, BOD, NO3-N, TSS mg/l
  32. 32. Advanced Optic Design ref.ref.-channel Detector meas. cha annel ref.ref.-chann nel Identical  Optical components  Light intensity  Amount of light  Optical path lengths Detector meas. chan nnel Identical measuring and reference channel Optical components age the same way • High accuracy • High repeatability g p y • High long-term stability • Automatic drift compensation, no regular zeroing  calibration free 32 Lamp YSI Optic Lamp Conventional Optic
  33. 33. Advanced Measurement Principle Sensor auto-adjusts amount of flashes to the sample (before every measurement) ) Detector Step 1: Light flashes x-times before every measurement Step 2: Feedback from detector to lamp p 33 Lamp
  34. 34. UV-VIS Calibration • 1-pt lib ti ( dj t 1 t calibration (adjustment with reference values) t ith f l ) • 2-pt calibration (adjustment with reference values) • Zeroing i pure water Z i in • Sensor Check with standard solutions 34
  35. 35. UltraClean System Maintenance Free!  UltraClean S l Cl System:  Integrated, continuous cleaning system s stem  No chemicals, no wear or spare parts (wipers)  Very smooth / scratch resistant window (sapphire) 35
  36. 36. UV-VIS Sensors per Application Sensors for municipal wastewater: Influent, Effluent, and Mixed Liquor p , , q 1 mm 5 mm (mg/L) (mg/L) BOD 0.5 0 5 – 4000 0.1 0 1 – 800 TOC 5 – 2500 1 – 500 NOx 0.1 0 1 – 100 0.01 0 01 – 25 TSS 0 – 3000 0 - 7000 0 – 900 0 – 2500 Parameters 36
  37. 37. Comparison Data – NO3-N Effluent measurements Lab NO3-N UVVIS Sensor NO3-N 18 16 NO O3-N (mg/l) 14 12 10 Accurate Cuvette Test +/- 0,5 mg/l Accuracy Cuvette test: +/- 0.5 mg/l 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 Number of measurement 37
  38. 38. Comparison Data - COD Effluent measurements Lab CODtotal UVVIS Sensor CODtotal 40 C COD (mg/l) 35 30 25 20 Accurate Cuvette test: +/- 1.5 mg/l Accuracy Cuvette-Test +/- 1,5 mg/l 15 10 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 Number of Measurement 38
  39. 39. IFL – Interface level sensor Ultrasonic measurement of sludge level via echo time of travel • Factory calibrated • Set immersion and tank depth • Accuracy: +/- 0.3 ft 39
  40. 40. Signal Processing, Echo profile raw data  filter, alignment, low passing  result Smart signal processing for g p g reliable sludge level measurements Smart filter removes readings from: • • 40 Passing debris, layer clouds Rising & f ll falling of sludge l f l d layer d due to passing rakes
  41. 41. Non contact wiper Non contact wiper • Triple sealing • High-tech materials • Operates without maintenance • No influence of bubbles • Removal of algae layers (smaller layers of grease or algae do not interfere) 41
  42. 42. VARiON® Plus 700 IQ, AmmoLyt ® Plus 700 IQ, NitraLyt® Plus 700 IQ – ISE Measurement Measurement principle: M t i i l • Measuring, reference and compensation electrode. electrode NitraLyt® Plus 700 IQ AmmoLyt® Plus 700 IQ 42 l VARiON® Plus 700 IQ • Nitrate requires Chloride compensation for highest accuracy. • Ammonium requires q Potassium compensation for highest accuracy
  43. 43. Electrode Replacement Individual electrode replacement • Not often Lifetime > 18 months g y • Recognized automatically 43
  44. 44. Accurate Measurements Comparison VARiON / Lab Analysis NH4-N (mg/l) ( allowed tolerance +/- 0.5 mg/l number of measurements 44 VARiONPlus values Lab values
  45. 45. TetraCon® – Conductivity Sensor Advantages: •4-electrode design  Polarization effects are eliminated •Large measurement range: •10 μS/cm to 500 mS/cm 10 • Minimal maintenance, rugged, suitable for harsh applications • Integrated NTC for automatic temperature compensation • Flat surface reduces fouling => easily cleaned >  Problems caused by dirt/fouling are mostly avoided 45
  46. 46. SensoLyt® 700 IQ – pH/ORP Advantages • Integrated preamplifier and digital signal processing • Internal Sensor Check • Automatic temperature compensation (NTC; 0°C …+60 °C ) • Variety of electrodes for different applications • Very robust, reliable and easy to handle 46
  47. 47. Sensor Location I Inlet pH TSS BOD 47 Grit Removal
  48. 48. Sensor Location II Mechanical treatment Sludge blanket level: sludge level: management • • 48 Reduce pumping costs Optimize sludge density Primary Settling
  49. 49. Sensor Location III Biological treatment DO: Basic or backup aeration control  increased efficiency NH4-N: Advanced aeration control  increased efficiency NO3-N: Corg dosing, sludge recirculation TSS: Sludge recirculation, sludge stabilization recirculation, 49
  50. 50. mechanical treatment Oxidation Ditch 50 Biological treatment Denitrification D it ifi ti
  51. 51. Sensor Location IV Interface level: Sludge Management • • Optimal sludge density • 51 Reducing pumping costs Prevent washout conditions Final Settling Tank
  52. 52. Sensor Location V TSS: Effluent monitoring DO, H P DO pH: Permit reporting it ti BOD: Effluent monitoring NH4-N, NO3-N: NH4 N NO3 N: Effluent monitoring 52
  53. 53. Biological treatment Mechanical treatment Chemical treatment WWTP Goal: Comply with permit while reducing the organic and inorganic load/compounds 53
  54. 54. Questions when planning a monitoring and control system. system •What do I want to measure? •Where do I want the sensor located? •What type of communication signals and sensor outputs do I need? 6 x mA signal pH O2 TSS NH4-N 54 Turbidity
  55. 55. Example of IQ SensorNet System MIQ/TC 2020 XT-H3-C6 470017 MIQ/JB 480008 MIQ/JB 480008 MIQ/JB 480008 VisoTurb700IQ 600010 SensoLyt700IQ 109170 ViSolid700IQ 600012 AmmoLyt Plus 700 IQ 107070 FDO 700 IQ 201650 • pH: Inlet monitoring or pH adjustment l d • DO/TSS/NH4-N: Aeration controlling/optimizing • TSS: Effluent monitoring/reporting 55
  56. 56. Why YSI • YSI primarily focuses on tools for the water professional • YSI handheld instruments are trusted for their field worthiness and durability • YSI’s market position in BOD testing and multiparameter field sampling is #1 • YSI products are backed with expert Technical Support and Service 56
  57. 57. Thank you for your attention! Visit us at: ysi com ysi.com Register to win an IQ SensorNet Sign up for our wastewater eNewsletter Email us at: environmental@ysi.com Call us at: 800-897-4151, 937-767-7241

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