Twinno T4000 Operating Manual
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Twinno T4000 Operating Manual

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T4000 pH/ORP Online Analyzer
Operating Manual
Shanghai Chunye Instrument Technology Co.,Ltd
Tel: 021-61621082
Fax: 021-61621099
Web: www.twinno.net
Add: Building 6, No.166 Mindong Road, Pudong New District, Shanghai, China
Post code:201209
Shanghai Chunye Instrument Technology Co.,Ltd

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Summary of Contents for Twinno T4000

  • Page 1 T4000 pH/ORP Online Analyzer Operating Manual Shanghai Chunye Instrument Technology Co.,Ltd Tel: 021-61621082 Fax: 021-61621099 Web: www.twinno.net Add: Building 6, No.166 Mindong Road, Pudong New District, Shanghai, China Post code:201209 Shanghai Chunye Instrument Technology Co.,Ltd...

  • Page 2: Table Of Contents

    Table of Contents Notes Preface Distinguished users, please pay attention to the following points when using the instrument, in order to ensure the life and accuracy of the instrument. Features Careful handling to avoid collision and falling instruments in use. Technical Specifications Avoid contact with water or other liquids during use.

  • Page 3: Preface

    Preface Warranty We Instruments warrants this product to be free from significant deviations in material and Thank you for your support. Please read this manual carefully before use.The correct use workmanship for a period of one year from the date of purchase. If repair is necessary will maximize the performance and advantages of the product, and bring you a good and has not been the result of abuse or misuse within the warranty period, please return experience.

  • Page 4: Technical Specifications

    Technical Specifications Complete Set Product Description Quantity Measuring range pH:-2~16pH; ORP:-1999~+1999mV 1) T4000 online PH/ORP Controller Unit pH,mV 2) Instrument embedded bracket,wall mounting bracket 3) Operating Manual Resolution pH:0.01pH; ORP:1mV 4) Warranty Card Basic error pH:±0.02pH;ORP:±2mV; Temperature 0~150.0 (Depend on the Sensor)

  • Page 5: Embedded Installation

    If the display is not correct, means the meter is outof working,please contact the 14.51 mA manufacturer timely for maintenance. T4000 The sensor electrode maintenance should pay attention to the following points: MENU (1) when adopting the circulation structure, the velocity of the inlet water sample should be kept as constant as possible.
  • Page 6 PH buffer vs Temperature Wall mounting a. Fixed bracket (M4 screw) is installed on the wall first. pH4.01 pH6.86 pH9.18 pH4.00 pH7.00 pH10.01 Temp(°C) b. Insert the instrument into the fixture along the chute 4.01 6.98 9.47 4.01 7.12 10.32 4.01 6.95 9.38...

  • Page 7: Electrical Connection

    Instrument connection Read instruction mode The communication protocol adopts MODBUS (RTU) protocol. The content and address of the communication can be changed according to the needs of customers. NO 1 COM 1 The default configuration is network address 01, baud rate 9600, even check, one stop bit, users Temp NC 1 can set their own changes;...

  • Page 8: Keypad Descriptions

    If it is large-end storage mode, after executing the above statement, Keypad descriptions the data stored in outdata of address unit is 0x41 Outdata + 1 stores data as 0x8D address unit (outdata + 2) stores data as 0x00 Keypad operation tips: address unit (outdata + 3) stores data as 0x00 2.
  • Page 9 Data format in instrument Display descriptions All pipe connections and electrical connections should be checked before use. After the power is Overview switched on, the meter will display as follows. Floating Point Definition: Floating point, conforming to IEEE 754 (single precision) pH value+ Unit Instrument type Description...

  • Page 10: Calibration

    MODBUS function code 0x10: write multiple registers Menu structure This function code is used to write continuous registers to remote devices (1... 123 registers) block The following is the menu structure of this instrument,press MENU key to enter menu that specifies the value of the registers written in the request data frame. Data is packaged in two setting mode: bytes per register.
  • Page 11 Main Implementation of MODBUS RTU in Instrument Output Current 1 Channel Temperature 4-20mA Output Option According to the official MODBUS definition, the command starts with a 3.5 character interval 0-20mA triggering command, and the end of the command is also represented by a 3.5 character interval. 20-4mA The device address and MODBUS function code have 8 bits.
  • Page 12 MODBUS RTU Transmission Mode Calibration When the instrument uses RTU (Remote Terminal Unit) mode for MODBUS serial communication, each 8-bit byte of information contains two 4-bit hexadecimal characters. The main advantages of this Press [MENU] to enter the setting mode and select the calibration mode are greater character density and better data throughput than the ASCII mode with the same baud rate.

  • Page 13: Modbus Rtu

    ORP Calibration: Press Menu key to enter the setting mode, select ORP standard liquid MODBUS RTU General Information calibration, and input the known standard liquid value (default 235mV),press the ENT key to enter the standard solutioncalibration mode. If the instrument has been calibrated, the screen shows the calibration status and then press the ENT key again to enter the re-calibration if you need re-calibration.

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