An online conductivity meter

Abstract

The utility model relates to an online conductivity instrument, it includes the casing and sets up the main control board in the casing, the main control board has integrated conductivity measurement module, temperature measurement module, acquisition processing module, current output module, button control module, display module to power module, conductivity measurement module, temperature measurement module, button control module connect in the input of acquisition processing module, the output of acquisition processing module is connected current output module, display module respectively, power module connects conductivity measurement module, temperature measurement module, acquisition processing module, current output module respectively, and button control module and display module and powers for it, and this online conductivity instrument, the integration degree is high, the failure rate is little, possesses conductivity, temperature measurement, digital and current signal output etc.

Description

Technical Field

[0001] This utility model relates to the field of water quality testing technology, specifically to a multifunctional online conductivity meter with conductivity measurement, temperature measurement, and current output capabilities. Background Technology

[0002] Existing conductivity meters and conductivity sensors, when used together, can generally only collect, process, and display water conductivity signals on-site. Moreover, their functionality and signal output are limited, and they can generally only be operated on-site, lacking remote centralized data monitoring capabilities. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide an online conductivity meter with high integration, low failure rate, multiple extended functions and output forms such as conductivity and temperature measurement, digital and current signal output, and remote control and data monitoring through external devices via a variety of interfaces.

[0004] This online conductivity meter includes a housing and a main control board housed within the housing. The main control board integrates a conductivity measurement module, a temperature measurement module, a data acquisition and processing module, a current output module, a key control module, a display module, and a power supply module. The conductivity measurement module, temperature measurement module, and key control module are connected to the input terminals of the data acquisition and processing module. The output terminals of the data acquisition and processing module are connected to the current output module and the display module, respectively. The power supply module is connected to and supplies power to the conductivity measurement module, temperature measurement module, data acquisition and processing module, current output module, key control module, and display module. The conductivity measurement module connects to a conductivity sensor, acquires the signal sent by the sensor, conditions it, and then transmits it to the data acquisition and processing module. The system comprises the following modules: a temperature measurement module for connecting to a temperature sensor and acquiring the signal sent by the sensor, conditioning it, and then transmitting it to the acquisition and processing module; an acquisition and processing module for receiving the conditioned signals sent by each measurement module and converting them into analog and digital signals, respectively, and sending them to the current output module and the display module; an interface module for outputting the analog signal processed by the acquisition and processing module to external devices; a button control module integrating a button panel for inputting operating parameters for control, calibration, and debugging; and a display module integrating a display screen for displaying the digital measurement parameters output by the acquisition and processing module and the operating parameters input by the button control module via the button panel.

[0005] The optimized online conductivity meter includes a communication data module, which adopts an RS485 interface module and is connected to the serial port output of the acquisition and processing module.

[0006] Furthermore, the button panel of the button control module and the display screen of the display module are fixed on the front of the housing, while the interfaces of the current output module and the communication data module are fixed on the back of the housing.

[0007] Specifically, the power supply module adopts a 220V AC universal power supply circuit.

[0008] This utility model discloses an online conductivity meter, which has high integration and low failure rate. It has multiple extended functions and output formats, such as conductivity and temperature measurement, digital and current signal output, and can be remotely controlled and monitored by external devices through a variety of interfaces. Attached Figure Description

[0009] The following description, in conjunction with the accompanying drawings, further illustrates an online conductivity meter according to this utility model:

[0010] Figure 1 This is a schematic diagram of the main view of implementation methods 1 and 2 of this online conductivity meter;

[0011] Figure 2 yes Figure 1 Rear view;

[0012] Figure 3 This is a wireframe diagram illustrating the logic structure and connection principle of the main control board of this online conductivity meter.

[0013] In the picture:

[0014] 1-Casing, 2-Main control board;

[0015] 21-Conductivity measurement module, 22-Temperature measurement module, 23-Acquisition and processing module, 24-Current output module, 25-Button control module, 26-Display module, 27-Power supply module, 28-Communication data module. Detailed Implementation

[0016] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0017] In the description of this utility model, it should be understood that the terms "left", "right", "front", "rear", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0018] The present invention will be further described below with specific embodiments, but the scope of protection of the present invention is not limited to the following embodiments.

[0019] Implementation method 1: such as Figures 1 to 3 As shown, this online conductivity meter includes a housing 1 and a main control board 2 disposed within the housing 1. The main control board 2 integrates a conductivity measurement module 21, a temperature measurement module 22, a data acquisition and processing module 23, a current output module 24, a key control module 25, a display module 26, and a power supply module 27. The conductivity measurement module 21, temperature measurement module 22, and key control module 25 are connected to the input terminals of the data acquisition and processing module 23. The output terminals of the data acquisition and processing module 23 are respectively connected to the current output module 24 and the display module 26. The power supply module 27 is connected to and supplies power to the conductivity measurement module 21, temperature measurement module 22, data acquisition and processing module 23, current output module 24, key control module 25, and display module 26. The conductivity measurement module 21 is used to connect to a conductivity sensor and acquire data transmitted by the sensor. The signal is conditioned and transmitted to the acquisition and processing module 23; the temperature measurement module 22 is used to connect to the temperature sensor and acquire the signal sent by the sensor, and transmit it to the acquisition and processing module 23 after conditioning; the acquisition and processing module 23 is used to receive the conditioned signals sent by each measurement module, and convert them into analog signals and digital signals respectively, and send them to the current output module 24 and the display module 26; the current output module 24 is an interface module, used to output the analog signal output by the acquisition and processing module 23 to the external device; the button control module 25 integrates a button panel, used to input operating parameters for control, calibration and debugging; the display module 26 integrates a display screen, used to display the digital measurement parameters output by the acquisition and processing module 23 and the operating parameters input by the button control module 25 through the button panel.

[0020] Implementation method 2: such as Figure 3As shown, this online conductivity meter also includes a communication data module 28. The communication data module 28 uses an RS485 interface and is connected to the serial port output of the acquisition and processing module 23. It is used to output the digital signal processed by the acquisition and processing module 23 to external devices and to input digital control signals to external devices. The remaining structures and components are as described in Embodiment 1 and will not be repeated.

[0021] Implementation method 3: such as Figure 1 , 2 As shown, the button panel of the button control module 25 and the display screen of the display module 26 of this online conductivity meter are fixed to the front of the housing 1, while the interfaces of the current output module 24 and the communication data module 28 are fixed to the back of the housing 1. The remaining structures and components are as described in Embodiment 1 and will not be repeated.

[0022] Implementation Method 4: The power supply module 27 of this online conductivity meter adopts a 220V AC universal power supply circuit. The remaining structure and components are as described in Implementation Method 1, and will not be described again.

[0023] This online conductivity meter is highly integrated and has a low failure rate. It has multiple expansion functions and output formats, including conductivity and temperature measurement, digital and current signal output, and can be remotely controlled and monitored by external devices through a variety of interfaces.

[0024] The above description illustrates the main features, basic principles, and advantages of this utility model. It will be apparent to those skilled in the art that this utility model is not limited to the details of the exemplary embodiments or examples described above, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the above embodiments or examples should be considered exemplary and not restrictive. The scope of this utility model is defined by the appended claims rather than the foregoing description, and therefore all variations falling within the meaning and scope of equivalents of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0025] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An online conductivity meter, characterized in that: The system includes a housing (1) and a main control board (2) disposed within the housing (1). The main control board (2) integrates a conductivity measurement module (21), a temperature measurement module (22), a data acquisition and processing module (23), a current output module (24), a key control module (25), a display module (26), and a power supply module (27). The conductivity measurement module (21), temperature measurement module (22), and key control module (25) are connected to the input terminals of the data acquisition and processing module (23). The output terminals of the data acquisition and processing module (23) are respectively connected to the current output module (24) and the display module (26). The power supply module (27) is connected to and supplies power to the conductivity measurement module (21), temperature measurement module (22), data acquisition and processing module (23), current output module (24), key control module (25), and display module (26). The conductivity measurement module (21) is used to connect to the conductivity sensor and collect the signal sent by the sensor, and then transmit it to the acquisition and processing module (23) after conditioning. The temperature measurement module (22) is used to connect to the temperature sensor and collect the signal sent by the sensor, and then transmit it to the acquisition and processing module (23) after conditioning. The acquisition and processing module (23) is used to receive the conditioned signals sent by each measurement module and convert them into analog signals and digital signals respectively and send them to the current output module (24) and the display module (26); The current output module (24) is an interface module used to output the analog signal processed by the acquisition and processing module (23) to the external device. The button control module (25) integrates a button panel for inputting operation parameters for control, calibration and debugging; The display module (26) integrates a display screen, which is used to display the digital measurement parameters output by the acquisition and processing module (23) and the operation parameters input by the key control module (25) through the key panel.

2. The online conductivity meter according to claim 1, characterized in that: It also includes a communication data module (28), which adopts an RS485 interface module and is connected to the serial port output of the acquisition and processing module (23).

3. The online conductivity meter according to claim 2, characterized in that: The button panel of the button control module (25) and the display screen of the display module (26) are fixed on the front of the housing (1), and the interfaces of the current output module (24) and the communication data module (28) are fixed on the back of the housing (1).

4. The online conductivity meter according to claim 3, characterized in that: The power supply module (27) adopts a 220V AC universal power supply circuit.

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