JP3412145B2 - Water heater data processing apparatus and water heater data processing method - Google Patents

Description

Detailed Description of the Invention

[0001]

INDUSTRIAL APPLICABILITY The present invention can be used for a water heater which allows data relating to the water heater, such as model information and specification information of the water heater, to be easily set in the water heater and data setting of the water heater. The present invention relates to a data processing device and a data processing method.

[0002]

2. Description of the Related Art Conventionally, for setting data relating to equipment such as a water heater, for example, JP-A-5-302717 is known.
There is the invention described in the publication. This invention has a main controller and a sub-controller separate from the main controller, and the main controller has a main terminal portion, a voltage conversion circuit sequentially connected to the main terminal portion, and a general-purpose main control microcomputer. The sub controller has a sub terminal portion connected to the main terminal portion, a voltage generating circuit element and a microcomputer operation mode switching dip switch which are sequentially connected to the sub terminal portion. Therefore, it is convenient to set and change the specification contents with the DIP switch, and when changing the specification contents, the setting can be changed with the DIP switch and the specifications can be changed by replacing the sub-controller itself, which is convenient.

Further, as a second prior art, there is an invention described in Japanese Patent Application Laid-Open No. 5-322165. This invention enables the display of the model name of the instrument body.The model name of the instrument is stored in a non-volatile memory, and the model name is displayed on the remote controller for remote operation of the instrument body by operating the model name display. Is displayed. This makes it possible to eliminate the product number printing for each model on the remote control.

[0004]

Although there is such an apparatus in the related art, the conventional apparatus has a problem that it is very troublesome to set and register the data related to the device at the first time, and the set data cannot be saved. There is a problem that the model does not match the model of the water heater and may be set incorrectly.

That is, in the first conventional example,
The dip switch is used to set the desired specifications when the water heater is shipped. Therefore, the switching setting of the DIP switch is very troublesome, and since it is an artificial switching setting, it may be erroneously performed, which is a problem.

In the second conventional example, when writing the model name in the non-volatile memory, an external terminal or the like is usually connected and the model name is entered, but it is also very troublesome and artificial. There was a risk of accidentally typing in a different model name by mistake and memorizing it, which was a problem.

Therefore, the present invention has been made in view of the above-mentioned problems, and makes it possible to easily set data relating to the equipment such as model information and specification information of equipment such as a water heater, and it is erroneously set. Device that eliminates the risk of
And to provide a method.

[0008] In order to achieve the above object, claim 1
Of the invention is a water heater comprising a water heater and a data processing device.
A data processing device, wherein the data processing device side is
A bar code containing information about the model of the water heater
Bar code reader to read and hot water supply for each model of water heater
The dip data, which is the data related to the specification switching of the
DIP data conversion table corresponding to each species, and
Corresponds to the model information read by the barcode reader
The dip data stored in the dip data conversion table
And a transmitting means for transmitting the update data to the water heater side,
The data was sent from the data processor to the water heater side.
Data receiving means for receiving data, and the data receiving device
Data regarding the specific specifications of the water heater received by the dan
Data storage means for storing data .

The invention according to claim 2 is a water heater and a data processor.
A data processing device for a water heater comprising a processing device,
The data processing device side includes information about the model of the water heater.
Bar code reader that reads the bar code displayed in
And the content read by the barcode reading means
Display means for displaying information regarding the
Send the model information read by the reader to the water heater side
And a data processing unit on the water heater side.
Data receiving means for receiving data transmitted from the device side
And, for each model of water heater, the data regarding the specification change of the water heater
Dip data, which is the data
Data conversion table and the data receiving means
Information on the model that was received and the dip data conversion
Switchable data for each model stored in the table
Stores data related to specific specifications of the water heater based on
And a data storage unit for storing the data .

The invention according to claim 3 is for each model of the water heater.
Data processing method of water heater for setting specifications corresponding to
The data processing device side is attached to the water heater
Read the barcode showing information about the model of the water heater
Barcode reader to pick up and water heater for each model of water heater
The dip data that is the data related to the specification switching of
Dip data conversion table corresponding to each
Supports model information read by a bar code reader
Supply the dip data from the dip data conversion table.
With a data transmission means for transmitting to the water heater side, the water heater side
Receives the data transmitted by the data transmission means
Data receiving means for receiving, and the data receiving means for receiving
Stores data related to the specific specifications of the water heater
A data storage means, and a bar on the data processing device side.
Read the barcode attached to the water heater with a code reader
Based on the model of the bar code scanned and scanned,
Data conversion table for changing the specifications of the water heater
Convert to dip data, which is data, and send the data
The means sends the converted dip data to the water heater side,
On the water heater side, the data receiving means is the data transmitting means.
Receive the data sent by the
Based on this, set the specific specifications of the water heater in the data storage means.
It is characterized by memorizing .

The invention according to claim 4 relates to a model of a water heater.
Data processing of the water heater to store the information to be stored in the water heater
It is a logical method and is attached to the water heater on the data processor side.
Bar code displaying information about the model of the water heater
And a bar code reader to read the
The dip data which is the data about the specification change of the water heater
Dip data conversion table corresponding to each model
And the date read by the barcode reading means.
Display means for displaying information about the
And a data transmitter for transmitting the data, and the water heater side
To receive the data sent by the sending means
Data receiving means and data received by the data receiving means
Data that stores data related to specific specifications of the water heater.
Data storage means and the information stored in this data storage means
And a display means to show, by the bar code reader
Read the bar code attached to the water heater and read it
Dip data conversion table based on barcode model
Data that is related to switching the specifications of the water heater depending on the
Data into the read data on the display means.
Related information is displayed, and the data transmission means are converted.
Send the dip data to the water heater side, and the water heater side
The data receiving means is transmitted by the data transmitting means.
Receiving data, water heater equipment based on the received data
The physical specifications are set and stored in the data storage means, and the data is stored in the data storage means.
Information about the data stored in the data storage means on the water heater side.
It is characterized in that it is displayed on the display means .

[0012]

[0013]

According to the water heater of the present invention, the data receiving means receives the dip data, which is information on the model of the water heater from the outside of the water heater, and the data receiving means is able to execute the concrete operation of the water heater with respect to the received data. Since it has the dip data switching table for storing the specifications, it is possible to specify the specific specifications corresponding to the model of the water heater by the received dip data and the dip data switching table.

Further, according to the data processor which can be used for the water heater of the present invention, the bar code attached to the water heater is read by the bar code reader, and the water heater which is predetermined for each model of the water heater is read. Based on the dip data conversion table that stores the dip data that is data related to specification switching for each model, the dip data is extracted by the information read by the barcode reader,
The data transmitting means transmits at least this dip data to the water heater side.

Further, the water heater data processing method of the present invention combines the above-described water heater and the water heater data processing method to set and store data relating to the water heater on the water heater side. And a display means is provided on the water heater side,
The set data can be displayed.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. First, an outline of a water heater of the present invention and a data processing device that can be used for the water heater will be described. FIG. 1 is a schematic diagram thereof. In FIG. 1, 1 is a water heater and 10 is a data processing device. The water heater 1 is for supplying water or hot water to the kitchen or bathroom, and supplies water according to an instruction from the remote controller 30 and heats it by a combustion unit (not shown) to supply hot water having a desired temperature. To do. The data processing device 10 uses the model information of the water heater 1,
This is a device for writing data relating to the water heater such as specification information to the storage means of the water heater at the time of shipping, for example. If all the specifications of the water heater are written and stored in advance during the manufacturing of the water heater itself, the specifications of the water heater have no flexibility and cannot be used for other than the specifications. The actual condition of water heaters is that they have various specifications such as exhaust control depending on the number of combustion and the exhaust method, depending on the location where they are used. This is because it is convenient because it can be applied to several modes depending on the situation in which it is installed with one water heater.

The data processing device 10 has a bar code reader 5 attached thereto and is connected to the water heater 1 by a transmission line 6. At the time of shipping or in the final manufacturing process of the water heater, the bar code label 4 with the bar code 3 is attached to the water heater 1 itself or the carrier of the water heater 1, and the bar code reader 5 is attached.
Reads the bar code 3, transmits the information read by the data processing device 10 and the information about the water heater based on the read information to the water heater 1 side, and the transmitted data is stored in the water heater side. There is.

Next, the information shown on the bar code 3 will be described with reference to FIG. The type of water heater is indicated by a 7-digit number. The first digit from the left indicates whether or not it is a product. If it is a product, 0 is stored. 2 from the left
A model code whose fifth digit indicates the model is shown. The 6th and 7th digits from the left indicate the type of gas handled by the water heater. And this 7-digit number information is the barcode label 4
It is displayed as barcode 3 on the.

Next, the structure of this embodiment will be described in detail with reference to FIG. As shown in FIG. 3, the data processing device 10
Is connected to the bar code reader 5, the read code receiving means 11 and the dip data conversion table 1
2, a display unit 13, and a data transmission unit 14.

The read code receiving means 11 is means for receiving the information read by the bar code reader 5. The dip data conversion table 12 stores a table for converting the model code read by the read code receiving means 11 into dip data. This dip data is 0 or 1 and indicates a specification switching state as described later. It is shown. This dip data conversion table 1
FIG. 4 shows a part of the memory state of No. 2, for example,
The dip data is 0 for the water heater whose model code is 0088.
It is 00100000.

The display means 13 is for displaying the information read by the bar code reader 5, displaying the dip data corresponding thereto, and displaying a reread instruction if there is a read error. Data transmission means 1
Reference numeral 4 is a means for transmitting data to the water heater 1 side through the transmission line 6, and transmits data relating to the water heater 1 including at least the model code and the dip code to the water heater 1 side.

Next, the water heater 1 will be described. The water heater 1 is connected to a remote controller 30 for remote operation, and has a data receiving means 21, a data storing means 22, and a dip data switching table 23. It becomes.

The data receiving means 21 is means for receiving the data transmitted from the data processing device 10 side through the transmission line 6. The data storage unit 22 is a unit that stores data relating to the water heater, and stores at least data including the model data and the dip data received by the data receiving unit 21.

The dip data switching table 23 stores concretely what the specifications of the water heater are based on the dip data, and FIG. 5 shows the situation. As shown in FIGS. 4 and 5, the dip data is indicated by an 8-digit code of 0 or 1, and the code of 1 to 3 digits from the left has a function as the changeover switches 1 to 3 in effect. , 0 or 1 combination is used to select the exhaust variation specification.

Specifically, there are various types of exhaust variations, such as a long exhaust pipe type, a short exhaust pipe type, a stationary exhaust type, and a low NOx exhaust type. Which type is to be selected. In addition, the control of the exhaust blower fan and the like also differ depending on the type.

The codes at the 4th and 5th digits from the left of the dip data have the function of the changeover switches 4 and 5 in practice, and a combination of 0 or 1 selects auto, semi-auto, or simple specifications. ing. Specifically, the automatic specifications are specifications for automatically dropping the water into the bathtub by the water heater, automatically maintaining heat, and automatically replenishing water. SW4 = 1, SW5
= 1 is selected. The semi-automatic specification is a specification in which water is automatically dropped into the bathtub by the water heater, heat is automatically maintained, and water is not automatically replenished, and SW4 = 1 and SW5 = 0 are selected. The simple specification is a specification that has only the warming function of hot water in the bathtub, does not automatically drop water, and does not perform automatic water replenishment.
It is selected by SW4 = 0 and SW5 = 1.

The code in the sixth digit from the left of the dip data has a function as a changeover switch 6 in practice, and a combination of 0 or 1 selects the presence or absence of the Q function. The Q function is a special control function for preventing a cold water sandwich phenomenon that tends to occur during hot water supply, and is a specification having the Q function when SW6 = 1 and not having SW6 = 0.

The codes at the 7th and 8th digits from the left of the dip data have the functions of the changeover switches 7 and 8 in practice, and the combination of 0 or 1 selects the function selection specification. The function select is a specification regarding the maximum combustion amount of the water heater, the maximum combustion amount is 16 when SW7 = 1 and SW8 = 1, the maximum combustion amount is 20 when SW7 = 1 and SW8 = 0, A specification is selected in which the maximum combustion amount is No. 24 when SW7 = 0 and SW8 = 1, and the maximum combustion amount is No. 28 when SW7 = 0 and SW8 = 0.

As described above, the dip data switching table stores each specification corresponding to each switching state of the dip data as the 8-digit 0 or 1 switching code. Therefore, the specific specifications of the water heater are determined based on the 8-digit dip data stored in the data storage means 22 and the contents of the dip data switching table 23.

Next, the remote controller 30 connected to the water heater 1 will be described. FIG. 6 shows an external view of the remote controller 30. As shown in FIG. 6, the remote controller 30 includes temperature setting switches 35 and 36 for setting the hot water supply temperature, hot water amount switches 37 and 38 for setting the water level of the bathtub, and a temperature for setting the temperature of the hot water of the bathtub. It has an operating means 31 composed of switches 39 and 40, a time display section 41 for displaying the time, and a display means 32 composed of bathtub hot water temperature display sections 42 and 43 for displaying the set temperature of the hot water in the bathtub. .

Next, the operation of this embodiment will be described with reference to the flowchart of FIG. First, the barcode label 5 attached to the water heater 1 by the barcode reader 5
The barcode 3 is read (S1), the information of the barcode read by the read code receiving means 11 is received, and the model information is provided to the dip data conversion table (S2). Then, based on the model information, the dip data is extracted by the dip data conversion table shown in FIG. 4 (S
3), the information read by the barcode reader 5, model information, and information such as this dip data are displayed on the display means 13 of the data processing device 10 (S4). If there is no error, the operation moves to the next operation, and if there is an error, the operations of steps S1 to S4 are repeated (S5).

If there is no error, the data transmitting means 14 transmits necessary data to the water heater 1 side (S6), and the data receiving means 21 receives the data transmitted from the data processing device 10 side (S7). The data transmitted and received at this time is data including at least model information such as a model code and dip data. When the data receiving unit 21 receives the data, the received data is stored in the data storage unit 2.
It is stored in 2 (S8). The data storage means 22 can be realized as long as it can store data.
The electrically writable non-volatile memory is suitable for the present embodiment because the writing is easy and the data can be stored even when the power is not supplied.

Then, the specifications of the water heater are determined based on the dip data stored in the data storage means 22 and the dip switching table 23 shown in FIG. 5 which is stored in advance (S9).

The above-described operations of steps S1 to S9 can be executed whether the remote controller 30 is connected or not, and can be executed when the remote controller 30 is connected or after that. Is connected (S10),
The mode state is determined (S11). When the operation mode state is instructed by the remote controller 30, the hot water supply operation is performed according to the instruction of the remote controller 30 based on the specifications determined in step S9 (S12). If the state is the maintenance monitor mode, the mode shifts to the maintenance monitor mode.

The transition to the maintenance monitor mode may be performed by turning on or off the operation switch.
Simultaneous pressing of the up switch 35 and the down switch 36 of the temperature setting switch for hot water supply shifts in 2 seconds continuously (S
11). The maintenance monitor mode is a mode for displaying various information about the water heater as shown in FIG.
Address No. for the type of information Is attached.

Address No. The second digit is set with the hot water switches 37 and 38, the first digit is the temperature switch 39,
It is supposed to be done at 40. First, the hot water switch 3
It is determined whether or not 7, 38 is operated (S13), and if operated, the second digit number is shifted up or down according to the operation (S14). If not operated, it is then determined whether the temperature switch is operated (S1).
5) If it is operated, the first digit is shifted up or down according to the operation (S16). Then, the set NO. And its contents are displayed (S1
7).

The display is displayed on the display sections 42 and 43. The display units 42 and 43 are the temperature switch 3 in the operation mode.
Although the temperature of the hot water in the bathtub set by 9, 40 is displayed, in the maintenance monitor mode, the display unit 4
2 has the address No. set by the hot water switches 37, 38. No. of the address set by the temperature switches 39 and 40 is displayed on the display unit 43. Of 1
The digit number is displayed.

Further, the address No. displayed on the display units 42 and 43 is displayed. The information corresponding to is displayed by using the numerical display of the time display unit 41 (S17). The display is as shown in FIG. When 1 is set, the 8-digit 0 or 1 dip data converted into hexadecimal is displayed. NO. When 10 is set, the current hot-water supply fan rotation speed is displayed. Thus the address N
O. For the setting of, the first digit is the temperature switch 39, 40
Since the second digit is set separately by the hot water switches 37 and 38, the address NO. Setting is easy, and the change can be made very immediately.

Then, it is judged whether or not the maintenance monitor mode has been canceled and ended (S18), and if not completed, the operations of steps S13 to S17 are repeated. The maintenance monitor mode is released by simultaneously pressing the temperature switches 35 and 36 for hot water supply again or continuously leaving it for 5 minutes. If it is released, the process returns to step S10 (S1).
8).

If the model information display mode is set in step S11, the mode is changed to the model information display mode (S1).
1). The transition to the model information display mode is performed by pressing the hot water supply priority switch 34 for 5 seconds or more when the operation switch is turned off. In this model information display mode, as shown in FIG. 9, a four-digit model code is displayed by using two numbers in the minute display part of the time display 41 and a total of four number displays of the display sections 42 and 43. (S19). Figure 9
In, the model code "0088" is displayed. Then, if this mode is released and is not ended, the display is continued (S20). To cancel the model information display mode,
The operation is performed with the operation switch turned on or the switch not operated for 30 seconds. When this mode is released, the process returns to step S10 (S20).

Next, another embodiment will be described with reference to FIG. 10 is different from FIG. 3 in that the dip data conversion table 12 provided on the data processor side in FIG. 3 is provided on the water heater side in FIG. 10, and the other points are shown in FIG. The configuration is the same as that of 3. In the case of this embodiment, the data processing device does not convert the model information into the dip data, and the model information read by the bar code reader 5 is sent to the water heater side by the data transmission means 14, and the water heater side is sent. Based on the model information received by the data receiving means 21, the dip data conversion table 12 converts the data into dip data. Therefore, in this case, the configuration of the data processing device can be simplified. However, the load on the storage capacity of the water heater increases.

In the above-described embodiment, the data processing device 10 has been described for the case of setting the specifications of the water heater 1, but it goes without saying that it can be applied to devices other than the water heater. It can be applied to any device that requires specification switching setting.

[0043]

As described above, according to the water heater of the present invention, the data receiving means for receiving the dip data, which is the information regarding the model of the water heater from the outside of the water heater, and the data received by the data receiving means. Since it has a dip data switching table that stores the specific specifications of the water heater, the data receiving means for receiving data relating to the water heater from the outside in a water heater that can be used for multiple models with one water heater. By receiving it, it is possible to set the specific specifications of the model based on the dip data switching table, which is very convenient.

Further, according to the data processing device for supplying the data regarding the model of the water heater to the water heater, the bar code reader for reading the bar code attached to the water heater and the data regarding the model read by the bar code reader are provided. Since it has a data transmission means for transmitting to the water heater side, when setting the specification change corresponding to the model of the water heater, simply read the bar code attached to the water heater with a bar code reader and read the read information Since it is only necessary to transmit the data to the water heater based on the above, there is an effect that the specification of the water heater can be switched with a very simple operation.

Further, at that time, the dip data, which is the data relating to the specification switching of the water heater predetermined for each model of the water heater, is stored in the dip data conversion table corresponding to each model, and is prepared for the data processing device. Every time, since this dip data is transmitted to the water heater side, the water heater side simply needs to switch the specifications based on this dip data, which has the effect of reducing the storage capacity burden on the water heater side. .

According to the data processing method of the present invention,
The bar code attached to the water heater is read by the bar code reader, and the data processing device for the water heater sends information related to the specification change of the water heater that is predetermined for each model of the water heater. The effect is that the specifications can be set accurately and easily according to the model of the vessel. Further, at that time, based on the information read by the bar code reader on the data processing device side, the dip data is converted into dip data which is data relating to the specification switching of the water heater which is predetermined for each model of the water heater. Since it is sent to the water heater side, the water heater side can directly switch to the specifications corresponding to the model by this dip data, reducing the storage capacity and data processing load on the water heater side. There is an effect that can be.

The data processing device and the data processing method can be applied to equipment other than the water heater, and when the specifications of the equipment are switched, the equipment has the same effect as the above-mentioned water heater.

[Brief description of drawings]

FIG. 1 is a schematic explanatory diagram of a water heater and a data processing device.

FIG. 2 is an explanatory diagram of code contents.

FIG. 3 is an explanatory diagram showing a configuration of a water heater and a data processing device.

FIG. 4 is an explanatory diagram of a dip data conversion table.

FIG. 5 is an explanatory diagram of a dip data switching table.

FIG. 6 is an explanatory diagram of a remote controller.

FIG. 7 is a flowchart showing an operation of the data processing method.

FIG. 8 is an explanatory diagram of a maintenance monitor mode.

FIG. 9 is an explanatory diagram of a model information display mode.

FIG. 10 is an explanatory diagram of another embodiment.

[Explanation of symbols]

1 water heater 3 barcode 5 Bar code reader 10 Data processing device 12 Dip data conversion table 14 Data transmission means 21 Data receiving means 22 data storage means 23 Dip data switching table 30 remote controller 31 Operation means 32 display means

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-5-302717 (JP, A) JP-A-6-68097 (JP, A) JP-A-6-245228 (JP, A) JP-A-6- 223217 (JP, A) (58) Fields investigated (Int.Cl. ⁷ , DB name) G05B 23/00-23/02 G05B 15/00-15/02 H04Q 9/00

Claims (4)

(57) [Claims] 1. Hot water supply comprising a water heater and a data processing device
A data processing device for a water heater , wherein the data processing device side provides information on the model of the water heater.
Bar code reader that reads the included bar code
And, for each model of water heater, the data regarding the specification change of the water heater
Dip data, which is the data
Data conversion table and the barcode reader
The dip data change corresponding to the read model information.
Send the dip data stored in the exchange table to the water heater side.
And a transmitting means for transmitting the data, and the water heater side is transmitted from the data processing device side.
Receiving means for receiving data, and the data receiving means
Data regarding the specific specifications of the water heater received by the means.
Data storage means for storing data.
Data processor for water heater. 2. A hot water supply comprising a water heater and a data processing device
A data processing device for a water heater , wherein the data processing device side provides information on the model of the water heater.
Bar code reader that reads the included bar code
And the content read by the barcode reading means
Display means for displaying information regarding the
Send the model information read by the reader to the water heater side
A transmitter is provided, and the data processor transmits to the water heater side.
Data receiving means for receiving the data collected and the model of the water heater.
And the dip data which is the data about the specification change of the water heater.
Data conversion table that supports data for each model
And the model received by the data receiving means.
Information and machine stored in the dip data conversion table
The water heater concerned based on the specification switching data of the water heater for each species
Data storage means for storing data relating to specific specifications of
And a data processing device for a water heater, characterized in that
Place [Claim 3] Specifications corresponding to each model of water heater are set.
A data processing method for a water heater, wherein the data processing device has a water heater attached to the water heater.
Barco scans barcodes displaying information about the species
Switch the specifications of the water heater for each model of the water heater
Dip data, which is related data, is supported for each model.
The converted dip data conversion table and the barcode
The dip corresponding to the model information read by the reader
Send the dip data of the data conversion table to the water heater side
And a data transmission means for controlling the water heater , and the water heater side is connected to the data transmitted by the data transmission means.
Data receiving means for receiving data, and the data receiving means
Data regarding the specific specifications of the water heater received by
And a data storage means for storing the data, and the water heater by the bar code reader on the side of the data processing device.
Scan the bar code attached to the
The DIP data conversion table is
Dip data, which is data related to the specification switching of the water heater
Data and the data transmission means converts the converted dip
The data is sent to the water heater side, and the water heater side receives the data.
The transmitting means transmits the data transmitted by the data transmitting means.
Specific specifications of the water heater received and based on the received data
Is set and stored in the data storage means.
Data processing method of hot water heater. 4. Information on the model of the water heater is written on the water heater.
A method of processing data of a water heater for reminding, wherein the data processing device has a water heater attached to the water heater.
Barco scans barcodes displaying information about the species
Switch the specifications of the water heater for each model of the water heater
Dip data, which is related data, is supported for each model.
Set the dip data conversion table and read the barcode
Displays information about the data read by the sampling method
Display means and a device for sending data to the water heater.
Data transmitting means, and the water heater side stores the data transmitted by the transmitting means.
The data receiving means for receiving and the data receiving means
Stores the received data about the specific specifications of the water heater.
Data storage means for storing data stored in this data storage means
And a bar code attached to the water heater by the bar code reader.
Read the barcode, and based on the barcode model read
Switch the specifications of the water heater using the dip data conversion table
Converted to dip data, which is the data related to
The information about the read data is displayed on the display means,
The data transmitting means uses the converted dip data on the water heater side.
And the data receiving means on the water heater side
Data received by the data transmission means and received
Data storage of the specific specifications of the water heater based on the data
Data stored in the data storage means.
Information on the water heater is displayed on the display on the water heater side.
And a data processing method for a water heater.