Twinno T4050 Manuale utente
T4050 Online Free Chlorine Meter
Operating Manual
Shanghai Chunye Instrument Technology Co.,Ltd
O
pera
ti
ng
M
anua
l
8.025
mg/L
T
4
050
Free Chlorine
Table of Contents
Preface
Features
Technical Specifications
Installation
Installation size
Embedded installation
Wall mounted installation
Electrical connection
Keypad descriptions
Display descriptions
Menu
Calibration
MODBUS RTU
Daily Maintenance
Package Set
FAQ
Warranty
Notes
1
1
2
3
3
4
4
5
6
7
8
10
12
19
20
21
22
23
Features
Online Free chlorine meter is a microprocessor-based water quality online monitoring
control instrument.It is widely used in drinking water treatment plants, drinking water
distribution networks, swimming pools, water treatment projects, sewage treatment, water
disinfection and other industrial processes.It continuous monitoring and control Free
chlorine and temperature value in aqueous solution.
●Color LCD display
●Intelligent menu operation
●Multiple automatic calibration function
●Manual and automatic temperature compensation
●Two relay control switches
●High & low alarm and hysteresis control
●4-20mA & RS485,Multiple output modes
●Multi parameter display simultaneously shows –Free Chlorine, Temp, current,etc.
●Password protection function to prevent misoperation by non-staff.
Preface
Thank you for your support. Please read this manual carefully before use.The correct use
will maximize the performance and advantages of the product, and bring you a good
experience.
When receiving the instrument, please open the package carefully, check whether the
instrument and accessories are damaged by transportation and whether the accessories
are complete. If any abnormalities are found, please contact our after-sales service
department or regional customer service center, and keep the package for return
processing.
This instrument is an analytical measurement and control instrument with highly
precision.Only skilled,trained or authorized person should carry out installation, setup and
operation of the instrument.Ensure that the power cable is physically separated from the
power supply when connection or repair.Once the safety problem occurs, make sure that
the power to the instrument is off and disconnected.
For example, it may insecurity when the following situations occur:
1) Apparent damage to the analyzer
2) The analyzer does not work properly or provides specified measurements.
3)The analyzer has been stored for a long time in an environment where the temperature
exceeds 70 °C.
The analyzer must be installed by professionals in accordance with relevant local
specifications, and instructions are included in the operation manual.
Comply with the technical specifications and input requirements of the analyzer.
1
Technical Specifications
Measurement range
Measurement theory
Resolution
Basic error
Temperature
Temperature resolution
Temperature accuracy
Temperature compensation
Temperature compensation
Electrode residual signal
Response time
Stability
Current output
Communication output
Relay control set-points
Optional power supply
Working conditions
Working temperature
Relative humidity
Waterproof rating
Weight
Dimensions
Installation opening size
Installation methods
0.005~20mg/L;0.005~20.00ppm
Potentiometric method
0.001mg/L;0.001ppm
±1%F.S
0~50.0°C
0.1°C
±0.3°C
0~60.0°C
Manual or automatic
<1‰
25°C<60S; 35°C<30S (To attain 90%)
At constant pressure and temperature, the weekly drift<2%F•S;
Two:4~20mA,20~4mA,0~20mA(load resistance<750Ω)
RS485 MODBUS RTU
Two:3A 250VAC,3A 30VDC
85~265VAC,9~36VDC,power consumption≤3W
No strong magnetic field interference except the geomagnetic field.
-10~60°C
≤90%
IP65
0.6kg
98×98×130mm
93×93mm
Panel & wall mounting
2
Instrument installation
Instrument dimensions Instrument dimensions(Side view)
Embedded the instrument into the square hole,
and fix it with the provided clasp.
Embedded mounting Cut-out size
Embedded installation
93 mm
93 mm
(± 0.5 mm)
(± 0.5 mm)
3
92.5 mm
10 mm
120 mm
Installation of back
cover with
waterproofing seal
98 mm
98 mm
MENU
ESC
4
53 mm
18.4 mm
ħ5mm
a.Install the mounting bracket
on the wall first (M4 screw).
b.Along the slot,clamp the
instrument on the
mounting bracket
Dimension of Mounting Bracket
Wall mounted installation
Fixed bracket (M4 screw) is
installed on the wall first.
Wall mounted
installation diagram
Insert the instrument into the
fixture along the chute
Instrument connection
5
Electrical connection
Connection between instrument and sensor: Connection of power supply, output signal, relay
contacts and instrument baseplate. The cable length of sensors is usually 5-10 meters. There are
labeled inserts at the end of the cable, which can be inserted into the terminal with the same
digital symbols on the instrument roof and tightened.
Terminal
Temp
Temp
CE
RE
WE
Cure1+
Com-
Cure2+
RS485 B
RS485 A
Function
Temperature sensor Input
Temperature sensor Input
Free Chlorine Sensor
Free Chlorine Sensor
Free Chlorine Sensor
Current output 1+
Current output common
Current output 2+
Communication Terminal
Communication Terminal
Function
High set relay working position
Alarm relay common
High set relay resting position
Low set relay working position
Alarm relay common
Low set relay resting position
DC power +（9-36V）
DC power -
Earth wire
Live wire
Neutral wire
Earth wire
Terminal
NO 1
COM 1
NC 1
NO 2
COM 2
NC 2
Pow DC +(9-36V)
Pow DC-
Pow PE
Pow ACL (85-265V)
Pow AC N
Pow PE
N/C
N/C
Temp
Temp
N/C
N/C
CE
RE
WE
Cur 1+
Com -
Cur 2+
RS485 B
RS485 A
NO 1
COM 1
NC 1
NO 2
COM 2
NC 2
Pow DC+
(9~36V)
Pow DC-
Pow PE
Constant voltage
Pow ACL
(85~265V)
Pow AC N
Pow PE
Keypad descriptions
Keypad operation tips:
Short Press: Short Press means to release the key immediately after pressing. ((Default to
short presses if not indicated below)
Long Press: Long Press is to press the button for 3 seconds and then release it.
Press and hold: Press and hold means to press the button, and accelerate after a certain
time until the data is adjusted to the user's required value before releasing the button.
Confirmation options
Enter menu setting mode
Return to previous menu
Long press to return the measurements screen
Menu setting mode: press this key to loop down the menu options
Value input mode: current bit value change (loop)
In measurement mode, long press this button to set parameters for browsing
Press this key to move menu options left (circle)
6
MENU
ESC
Relay 1
[blue is off
and red is on]
Instrument type
Display descriptions
All pipe connections and electrical connections should be checked before use. After the power is
switched on, the meter will display as follows.
Setting mode
Measurement mode Calibration mode
Main measurment+ Unit
Relay 2
[blue is off
and red is on]
Current 1
Current 2
Switch display
Automatic
temp. comp.
Temp. + Unit
7
Configure
Calibration
Set Points
Output
System
Free Chlorine
Free Chlorine
8.025mg/L
25.0 °C
14.51 mA
C1
SP1 SP2
Voltage:
Point 1
Free Chlorine
0Done
mg/L
-5 mV
Free Chlorine
8.025mg/L
25.0 °C
14.51 mA
C1
SP1 SP2
Indice
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