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Twinno T4046, Operating Manual

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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.

Features

Fluorescence industrial online dissolved oxygen meter is an online water quality  
monitoring and control instrument with microprocessor. The instrument is equipped with 
fluorescence dissolved oxygen sensors. It is widely used in power plants, petrochemical 
industry, metallurgical electronics, mining, paper industry, food and beverage industry, 
environmental protection water treatment, aquaculture and other industries. The dissolved 
oxygen value and temperature value of water solution are continuously monitored and 
controlled.

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Color LCD display

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Intelligent menu operation

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Multiple automatic calibration function

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Manual and automatic temperature compensation

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Two relay control switches

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High limit,low limit and hysteresis control

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4-20mA & RS485,Multiple output modes

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Multi parameter display simultaneously shows – DO Value, Temp, Current,etc.

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Password protection function to prevent misoperation by non-staff.

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Summary of Contents for T4046

Page 1: ...8 25 mg L T4046 Fluorescence Dissolved Oxygen 100 T4046 Online Fluorescence Dissolved Oxygen Meter Operating Manual 上海淳业仪表科技有限公司 Shanghai Chunye Instrument Technology Co Ltd ...

Page 2: ...ize Embedded installation Wall mounted installation Electrical connection Keypad descriptions Display descriptions Menu Calibration MODBUS RTU Saturated Oxygen Meter in Water at Different Temperatures Daily Maintenance Package Set Warranty Notes 1 2 3 4 3 4 4 5 6 7 8 10 12 19 20 21 22 23 ...

Page 3: ...he 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 inst...

Page 4: ...ts petrochemical industry metallurgical electronics mining paper industry food and beverage industry environmental protection water treatment aquaculture and other industries The dissolved oxygen value and temperature value of water solution are continuously monitored and controlled Ӫ Color LCD display Ӫ Intelligent menu operation Ӫ Multiple automatic calibration function Ӫ Manual and automatic te...

Page 5: ...ing temperature Relative humidity Waterproof rating Weight Dimensions Installation opening size Installation methods 0 20mg L 0 100 mg L 0 01mg L 0 1 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 36V...

Page 6: ...t into the square hole and fix it with the collocated clip Insert mounting hole size Embedded installation 93 mm 0 5 mm 93 mm 0 5 mm 92 5 mm 10 mm 120 mm Installation of back cover with waterproofing seal 98 mm 98 mm Fluorescence Dissolved Oxygen 8 25 mg L 25 0 C 100 C1 14 51 mA SP1 SP2 MENU ESC T4046 ...

Page 7: ... M4 screw is installed on the wall first b Insert the instrument into the fixture along the chute Fixture Dimension Wall mounting Fixed bracket M4 screw is installed on the wall first Insert the instrument into the fixture along the chute ...

Page 8: ...5 A SEN V SEN V SEN A SEN B N C N C N C N C N C Cur 1 Com Cur 2 RS485 B RS485 A NO 1 COM 1 NC 1 NO 2 COM 2 NC 2 Pow ACL 85 265V Pow AC N Pow PE Function Sensor power supply Sensor power supply Sensor Communication A Sensor Communication B No connection Current output 1 Current output common Current output 2 Communication Communication Function High set relay working position Alarm relay common Hig...

Page 9: ... press the button and accelerate after a certain time until the data is adjusted to the user s required value before releasing the button 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 press this button to set parameters for...

Page 10: ...e Main measurment Unit Relay 2 blue is off and red is on Current 1 Current 2 Switch display Temp Unit Automatic temp comp The percentage corresponding to the main measurement Configure Calibration Set Points Output System pH ORP Fluorescence Dissolved Oxygen 8 25 mg L 25 0 C 100 C1 14 51 mA SP1 SP2 signal Air Fluorescence Dissolved Oxygen C1 14 51 mA SP1 SP2 100 Done 8 25 mg L 25 0 C 000 Fluoresce...

Page 11: ...l password here please enter directly by press ENT key Unit Pressure compensation Salinity compensation Temperature Sensor Temperature Offset Temperature Input Temperature Unit Zero calibration Air Calibration Field Calibration Offset Adjustment Slope Adjustment Correction Status High Low Setpoint Limit Value Hysteresis Status High Low Setpoint Limit Value Hysteresis Mg L 101 3 0 Zero oxygen volta...

Page 12: ...Soft Version Factory Default Terminal Current Tuning Relay Test Output System Main Temperature 4 20mA 0 20mA 20 4mA Main Temperature 4 20mA 0 20mA 20 4mA 4800BPS 9600BPS 19200BPS None Odd Even 1 Bit 2 Bit 001 Low Standard Medium High Saving Bright T4000C V1 0 0000 The positive and negative ends of the ammeter are connected to the current 1 or current 2 output terminals of the instrument respective...

Page 13: ...tion status Done indicates that the calibration was successful Calibrating indicates that in the calibration Err indicates that the calibration failed After the calibration is completed press the Menu key to return to the superior menu Air calibration after entering the calibration mode the instrument is displayed as shown in the figure above Put the DO electrode in the air with the shading cap Th...

Page 14: ...t the green icon to ESC and pressսENTվkey to confirm Offset adjustment Compare the data of laboratory or portable instrument with the data of instrument measurement if there are errors the error data can be modified by this function Linear adjustment Linear values after field calibration are stored in this item with factory data of 1 00 Fluorescence Dissolved Oxygen Field Calibration DO 7 00 Vol 0...

Page 15: ... on a specific bus or network introduces additional fields of protocol data units The client that initiates the MODBUS exchange creates the MODBUS PDU and then adds the domain to establish the correct communication PDU MODBUS PDU Figure 2 MODBUS architecture for serial communication On the MODBUS serial line the address domain contains only the slave instrument address Tips The device address rang...

Page 16: ...In RTU mode message frames are distinguished by idle intervals of at least 3 5 character times which are called t3 5 in subsequent sections Figure 5 RTU message frame The entire message frame must be sent in a continuous character stream When the pause time interval between two characters exceeds 1 5 characters the information frame is considered incomplete and the receiver does not receive the in...

Page 17: ...ad and hold register request frame Response N Register number Figure 9 Read and hold register response frame The following illustrates the request frame and response frame with the read and hold register 108 110 as an example The contents of register 108 are read only with two byte values of 0X022B and the contents of register 109 110 are 0X0000 and 0X0064 Value Byte Start No signal bytes during 3...

Page 18: ...ction code Start Address Number of input registers number of bytes Register values 1 byte 2 byte 2 byte 1 byte N 2 byte 0x10 2 byte 2 byte 1 byte N 2 byte Request Frame Number Systems Function code Start address high byte Start address low byte Input register number high bytes Input register number low bytes number of bytes Register value high byte Register value low byte Register value high byte ...

Page 19: ... so IEEE stipulates that only the decimal point behind can be recorded For the important explanation of 23 bit mantissa the first i e hidden bit is not compiled Hidden bits are bits on the left side of the separator which are usually set to 1 and suppressed Step 4 Symbol bit definition The sign bit of positive number is 0 and the sign bit of negative number is 1 so the sign bit of 17 625 is 0 Step...

Page 20: ... 0 4 0 0 132 Mantissa bits M 11110110110011001100110B 8087142 Step 2 Calculate the decimal number D 1 𝑆 1 0 M 223 2𝐸 127 1 0 1 0 8087142 223 2132 127 1 1 964062452316284 32 62 85 Reference Code float floatTOdecimal long int byte0 long int byte1 long int byte2 long int byte3 long int realbyte0 realbyte1 realbyte2 realbyte3 char S long int E M float D realbyte0 byte3 realbyte1 byte2 realbyte2 byte1 ...

Page 21: ...ter addresses Communication address is as follows 0000 0001 Temperature value 0002 0003 Main Measured Value 0004 0005 Temperature and Voltage Value 0006 0007 Main Voltage Value Communication examples Examples of function code 04 instructions Communication address 1 temperature 20 0 ion value 10 0 temperature voltage 100 0 ion voltage 200 0 Host Send 01 04 00 00 08 F1 CC Slave Response 01 04 10 00 ...

Page 22: ... 86 9 64 9 46 9 27 9 08 8 90 8 73 8 57 8 41 8 25 8 11 7 96 C 28 29 30 31 32 33 34 35 36 37 38 39 mg L 7 82 7 69 7 56 7 46 7 30 7 18 7 07 6 95 6 84 6 73 6 63 6 53 Note this table is from appendix C of JJG291 1999 The dissolved oxygen content can be calculated at different atmospheric pressures as follows AS In formular As Solubility of atmospheric pressure at P Pa A Solubility at atmospheric pressu...

Page 23: ...in 5 sodium sulfite solut The closer the display value is near to zero the better 2 2 Calibration in 100 air The displayed value corresponds to the saturated dissolved oxy value at the current temperature If the difference is large the zero oxygen and calibration in 100 air can be repeated twice 3 3 The maintenance of the sensor is y simple generally no maintenance is required only when the readin...

Page 24: ...d Oxygen Meter 2 Instrument Installation Accessories 3 Operation Manual 4 Product Certificate Quantity 1 1 1 1 Note Please check the complete set of instruments before use The company s other series of analytical instruments please login to our website for enquiries ...

Page 25: ...tems for any reason When applying for authorization please nclude date requiring the reason of return Instruments must be carefully packed to prevent damage in shipment and insured against possible damage or loss We Instruments will not be responsible for any damage resulting from careless or insufficient packing Warning Damage as a result of inadequate packaging is the User distributor s responsi...

Page 26: ...fter use it should be stored in a cool dry and ventilated place ӹ If you don t use the instrument for a long time you should unplug the power supply to avoid accidents ӹ This instrument is not suitable for use in harsh environment high temperature low temperature or strong magnetic field interference which may lead to instrument damage ӹ If there is any problem with the instrument please contact t...

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Page 28: ...Shanghai Chunye Instrument Technology Co Ltd Tel 021 61621082 Fax 021 61621099 Web www twinno net We Add Building 6 No 166 Mindong Road Pudong New District Shanghai China Post code 201209 ...

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