SUPMEA Turbidity/TSS/MLSS User manual

User's Manual
U-DO2.1-MYEN1
Turbidity/TSS/MLSS Controller
Supmea Automation Co.,Ltd.
www.supmea.com
Headquarters
5th floor,Building 4,Singapore Hangzhou Science Technology Park,No. 6 street,
Hangzhou Economic Development Area,Hangzhou 310018,China
Singapore
2 Venture Drive #11-30 Vision Exchange Singapore
Philippines
Majestic Subdivision, Lot 1, 1800 Rainbow St, Marikina, 1811 Metro Manila, Philippines
[email protected]

I
Preface
Thank you for purchasing Turbidity/TSS/MLSS controller. Please
read this manual carefully before operating and using it correctly to
avoid unnecessary losses caused by false operation.
Note
Modification of this manual’s contents will not be notified as
a result of some factors, such as function upgrading.
We try our best to guarantee that the manual content is
accurate, if you find something wrong or incorrect, please contact
us.
Version
U-DO2.1-MYEN1

II
Safety Precautions
In order to use this product safely, be sure to follow the safety
precautions described here.
About this manual
Please submit this manual to the operator for reading.
Please read the operation manual carefully before applying
the instrument. On the precondition of full understanding.
This manual only describes the functions of the product. The
company does not guarantee that the product will be suitable for a
particular use by the user.
Precautions for protection, safety and modification of
this product
To ensure safe use of this product and the systems it controls,
please read carefully the operation manual and understand the
correct application methods before putting into operation, to avoid
unnecessary losses due to operation mistakes. If the instrument is
operated in other ways not described in the manual, the protections
that the instrument give may be destroyed, and the failures and
accidents incurred due to violation of precautions shall not be borne
by our company.
When installing lightning protection devices for this product
and its control system, or designing and installing separate safety
protection circuits for this product and its control system, it needs to
be implemented by other devices.

III
If you need to replace parts of the product, please use the
model specifications specified by the company.
This product is not intended for use in systems that are directly
related to personal safety. Such as nuclear power equipment,
equipment using radioactivity, railway systems, aviation equipment,
marine equipment, aviation equipment and medical equipment. If
applied, it is the responsibility of the user to use additional
equipment or systems to ensure personal safety.
Do not modify this product.
The following safety signs are used in this manual:
Hazard, if not taken with appropriate precautions, will result in
serious personal injury, product damage or major property damage.
Warning: Pay special attention to the important information
linked to product or particular part in the operation manual.
Confirm if the supply voltage is in consistent with the rated
voltage before operation.
Do not use the instrument in a flammable and combustible
or steam area.
To prevent from electric shock, operation mistake, a good
grounding protection must be made.

IV
Thunder prevention engineering facilities must be well
managed: the shared grounding network shall be grounded at
is-electric level, shielded, wires shall be located rationally,
SPD surge protector shall be applied properly.
Some inner parts may carry high voltage. Do not open the
square panel in the front except our company personnel or
maintenance personnel acknowledged by our company, to
avoid electric shock.
Cut off electric powers before making any checks, to avoid
electric shock.
Check the condition of the terminal screws regularly. If it is
loose, please tighten it before use.
It is not allowed to disassemble, process, modify or repair
the product without authorization, otherwise it may cause
abnormal operation, electric shock or fire accident.
Wipe the product with a dry cotton cloth. Do not use
alcohol, benzine or other organic solvents. Prevent all kinds
of liquid from splashing on the product. If the product falls
into the water, please cut off the power immediately,
otherwise there will be leakage, electric shock or even a fire
accident.
Please check the grounding protection status regularly. Do
not operate if you think that the protection measures such as
grounding protection and fuses are not perfect.
Ventilation holes on the product housing must be kept clear
to avoid malfunctions due to high temperatures, abnormal
operation, shortened life and fire.

V
Disclaimer
The company does not make any guarantees for the terms
outside the scope of this product warranty.
Please strictly follow the instructions in this manual,
otherwise the product's protective device may be damaged.
Do not use the instrument if it is found damaged or
deformed at opening of package.
Prevent dust, wire end, iron fines or other objects from
entering the instrument during installation, otherwise, it will
cause abnormal movement or failure.
During operation, to modify configuration, signal output,
startup, stop, operation safety shall be fully considered.
Operation mistakes may lead to failure and even destruction
of the instrument and controlled equipment.
Each part of the instrument has a certain lifetime, which
must be maintained and repaired on a regular basis for
long-time use.
The product shall be scrapped as industrial wastes, to
prevent
environment
pollution.
When not using this product, be sure to turn off the power
switch.
If you find smoke from the product, smell odor, abnormal
noise, etc., please turn off the power switch immediately and
contact the company in time.

VI
The company is not responsible for damage to the instrument
or loss of parts or unpredictable damage caused directly or
indirectly by improper operation of the user.
Package contents
After opening the box, please confirm the package contents
before starting the operation. If you find that the model and quantity
are incorrect or there is physical damage in appearance, please
contact us.
Chart 1 Product contents
No. Item Quantity Remarks
1 Turbidity/TSS/MLSS sensor 1
3 Turbidity/TSS/MLSS controller 1
4 Manual 1
5 Certificate 1

VII
Contents
Chapter I Introduction................................................................................. 1
1.1.Turbidity/TSS/MLSS sensor................................................................1
1.2.Turbidity/TSS/MLSS controller.......................................................... 2
Chapter II Installation..................................................................................4
2.1.Instrument installation......................................................................... 4
2.2.Sensor installation................................................................................6
2.3.Instrument wiring.................................................................................7
Chapter III Key Operation...........................................................................9
Chapter IV System menu...........................................................................11
Chapter V Communication........................................................................17
Chapter VI Calibration of MLSS/TSS...................................................... 20
Chapter VII Maintenance.......................................................................... 22
Chapter VIII Troubleshooting................................................................... 23

Chapter I Introduction
1
Chapter I Introduction
1.1.Turbidity/TSS/MLSS sensor
The sensor is based on the combined infrared absorption and scattering
light method, and the ISO7027 method can be used to accurately determine
the turbidity, TSS and MLSS. The main parameters of the sensor showed as
table 2:
Table 2 the main parameters of the Turbidity/TSS/MLSS sensor
Dimension 60mm*256mm (D*L)
Weight 1.65KG
Material
Body: SUS316L + PVC, Ti alloy (For seawater)
O-ring: Fluorine rubber
Cable: PVC
Ingress protection IP68/NEMA6P
Measure range
Turbidity: 0.00 ~ 4000NTU
MLSS/TSS : 0.1 ~ 20000 mg/L, 0.1 ~ 45000 mg/L,
0.1 ~ 120000 mg/L
Accuracy
Turbidity: Less than ±2% of the measured value or
±0.1NTU, whichever is larger
MLSS/TSS: less than ±5% of the measured value
(depending on the homogeneity of the MLSS/TSS)
Flow rate ≤2.5m/s, 8.2ft/s
Pressure range ≤0.4Mpa
Operating
temperature
0 ~ 40℃

Chapter I Introduction
2
Storage
conditions
Temperature（-15 ~ 65℃）
Humidity （5 ~ 95）%RH（no condensation）
Altitude: <2000m
Calibration Buffer solution calibration, Slope calibration
Cable length 10m standard cable, can be extended up to 100m
Sensor dimension
1.2.Turbidity/TSS/MLSS controller
This Turbidity/TSS/MLSS controller is a smart online chemical analyzer,
widely used in Thermal power, chemical fertilizer, metallurgy, environmental
protection, pharmaceutical, biochemical, food, tap water and other industries.
The main parameters of the controller showed as table 3:
Table 3 main parameters of the Turbidity/TSS/MLSS controller
Display 2.8-inch
Dimension Overall dimension：100mm * 100mm * 150mm
Cutout dimension：92.5mm*92.5mm
Weight 0.65Kg
Ingress
protection IP54

Chapter I Introduction
3
Measuring
variable
Turbidity/TSS/MLSS
Measuring range
Turbidity：0.00 ~ 4000NTU
TSS/MLSS：0.1 ~ 20000 mg/L、0.1 ~ 45000 mg/L 、0.1
~ 120000 mg/L
Accuracy
Turbidity：<±2% FS or ±0.1NTU (max value)
MLSS/TSS ：<±5% FS （depending on the sludge
homogeneity）
Output
4~20mA output
maximum loop is 750Ω,±0.2%FS
Communication
protocol
MODBUS-RTU RS485
Alarm relay Pickup/Breakaway AC250V/3A
Relative humidity （10 ~ 85）%RH（no condensation）
Operating
temperature
0 ~ 50℃
Power supply AC220V±10%，5W Max，50Hz/60Hz
Storage conditions
Temperature（-15 ~ 65℃）
Humidity（5 ~ 95）%RH（no condensation ）
Altitude：<2000m

Chapter II Installation
4
Chapter II Installation
2.1.Instrument installation
Specify the installation site and installation method of this instrument.
Please be sure to read this part when installing.
Notes for installation
The instrument is panel mounted.
Please install it indoors and avoid wind and rain and direct sunlight.
Please install it in a well-ventilated place to prevent rise of the internal
temperature of this instrument.
When installing this instrument, please install it horizontally and do
not tilt left and right (can be tilted back <30°).
The following places shall be avoided during the installation
Places with an ambient temperature of over 50℃during operating.
Places with an ambient humidity of over 85% during operating.
Near the electromagnetic source.
Places where mechanical vibration is strong.
The site where the temperature is changed a lot and the moisture
condensation is easily formed.
Places with a lot of oily fume, steam, moisture, dust and corrosive gas.
Installation
Open a 92.5mm * 92.5mm mounting hole on the instrument cabinet or
mounting panel.
Thick of the installation panel: 1.5mm~13mm..

Chapter II Installation
5
Figure 1
Figure 2
Insert the instrument into the mounting hole and then buckle up the
butterfly style buckle，as figure 3 showed：
Figure 3

Chapter II Installation
6
2.2.Sensor installation
Install steps
Specific install steps showed as figure 4:
1. Use 1 (M8U buckle) to fix 8 (installation panel) on the pipe near the
pool where the sensor is installed.
2. Connect 9 (converter) and 2 (DN40) PVC pipe with glue, and put the
sensor cable through PVC pipe, screw the sensor into 9 (converter), and make
sure that water resistance have been done.
3. Fix 2 (DN40 pipe) through 4 (DN42 u-shape clip) onto 8 (installation
panel)
Figure 4

Chapter II Installation
7
Table 4 accessories of sensor installation
1、M8 U shape buckle (DN60) 2、DN40 pipe
3、Hexagon socket bolt M6*120 4、DN42 U-shape pipe clip
5、M8 Gasket (8*16*1) 6、M8 Gasket（8*24*2）
7、M8 Spring Gasket 8、Installation panel
9、Thread converter
2.3.Instrument wiring
Wiring Diagram
Figure 5
Terminal definition
+12VDC: Turbidity / TSS/ MLSS electrode power supply +
AGND: Turbidity / TSS/ MLSS electrode power supply -
RS485-A: Turbidity / TSS/ MLSS electrode communication +
RS485-B: Turbidity / TSS/ MLSS electrode communication -
NC: Unidentified
NC: Unidentified

Chapter II Installation
8
485A+: RS485 communication interface A﹢
485B-: RS485 communication interface B﹣
I+: 4-20mA output +
I-: 4-20mA output -
HO: High alarm normally open
HC: High alarm normally closed
COM: Common terminal
LO: Low alarm normally open relay
LC: Low alarm normally close relay
COM: Common terminal
220V L: AC220V live wire
NC: Unidentified
220V N: AC220V neutral wire
Note
Confirm that the controller is not powered on before connected with
signal wire, to avoid electric shock.
Use double insulation wire to prevent fire accident.
Do not put electric product close to signal terminal, which may cause
failure.
+12VDC and AGND is power output terminal, please don’t short the
circuit during wiring, to avoid any damage to the controller.

Chapter III Key Operation
9
Chapter III Key Operation
Key locations
Figure 6
Key definition
Table 5
Sign Name of the key Function description
MENU
Enter the menu under the "Monitoring
Interface"
Exit the menu under the "Menu
Interface"
EXIT
View the related alarm state under the
"Monitoring Interface"
Return to the upper layer between related
upper and lower interfaces under the
"Menu Interface"
RIGHT
Select digits of parameters cyclically
View the display values in other units

Chapter III Key Operation
10
under the "Monitoring Interface"
DOWN
Select the related menu under the "Menu
Interface"
Modify the relative values in the setting
status
ENTER
Enter the submenu or confirm the
modification under the "Menu Interface"

Chapter IV System menu
11
Chapter IV System menu
Turbidity Monitoring screen
Figure 7
MLSS/TSS Monitoring screen
Figure 8
Use bottom to enter password page, enter the correct password
to enter main menu.
Use bottom to enter alarm page, to see the current setting of
alarm.

Chapter IV System menu
12
Password verification screen
Figure 9
The initial password is 0000, which can be modified by using the change
password function.
Main menu screen
Figure 10
System Setting: Setting of language, buzzer and backlight.
Signal Setting: Electrode switching, and setting of turbidity and
MLSS/TSS
factors, scraping and response time.
Online Calibration: Turbidity correction and calibration of MLSS/TSS.
Remote Setting: RS485 parameter setting and the setting of current
transmitting output parameters.
Alarm Setting: settings of parameters of high and low warning.
Version Query: current version number.