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Last modified by Karry Zhuang on 2025/07/03 11:59
From version 55.1
edited by Karry Zhuang
on 2024/04/20 15:46
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To version 58.4
edited by Karry Zhuang
on 2024/04/20 16:52
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18 18  
19 19  = 2. Calibrate Digits Readings =
20 20  
21 +
22 +The data cable should be connected to the AIS (note: there is no camera on this side), while the computer should be connected on the other side.
23 +
24 +[[image:image-20240420164123-15.jpeg]] [[image:image-20240420164123-16.jpeg]]
25 +
21 21  == 2.1 Calibrate a Water Meter ==
22 22  
23 23  === 2.1.1 Introduce ===
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34 34  
35 35  Use a hot glue gun and several sticks to attach a triangle for stabilizing the AIS. Adjust the height of the sticks so that the AIS can clearly view the numbers on the water meter.
36 36  
37 -(% aria-label="image-20240419173432-1.jpeg image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419173432-1.jpeg||data-widget="image" height="757" width="757"]](% title="Click and drag to resize" %)​
42 +[[image:image-20240420154605-14.jpeg||height="903" width="903"]](% title="Click and drag to resize" %)​
38 38  
39 39  
40 40  === 2.1.3 Calibration ===
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41 41  
42 42  Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
43 43  
49 +Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14.
50 +
44 44  (% class="box warningmessage" %)
45 45  (((
46 46  (% class="mark" %)Note: before you start the software (%%)HMX_FT4222H_GUI.exe(% class="mark" %). you must pre-install the visualcppredist_aio_x6_x64_v42.exe configuration environment. Otherwise, an error pop-up window occurs when running software.
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64 64  
65 65  (% aria-label="1713573839396-314.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713573839396-314.png||data-widget="image" height="198" width="649"]](% title="Click and drag to resize" %)​
66 66  
67 -The computer's drawing tool should be used to open the most recent bmp image and get the coordinates of the digital wheel dial, as shown in the picture below. Also, we need to obtain each coordinate point of the current dial following the format of said digital wheel dial. It's important to note that the (x,y) coordinate of the mouse on the image corresponds to its bottom left corner.
74 +The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
68 68  
69 69  (% aria-label="1713574859715-722.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713574859715-722.png||data-widget="image" height="481" width="576"]](% title="Click and drag to resize" %)​
70 70  
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105 105  
106 106  (% title="Click and drag to resize" %)​
107 107  
108 -== 2.2 Calibration power meter ==
115 +== 2.2 Calibration Power Meter ==
109 109  
110 -
111 -== 2.1 Calibrate a Power Meter ==
112 -
113 113  === 2.2.1 Introduce ===
114 114  
115 115  This power meter is designed in accordance with the Chinese standard for Electricity metering equipment, GB/T 17215.321-2008. It features six dial numbers for measurement accuracy.
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131 131  
132 132  Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
133 133  
138 +Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14.
139 +
134 134  (% class="box warningmessage" %)
135 135  (((
136 136  (% class="mark" %)Note: before you start the software (%%)HMX_FT4222H_GUI.exe(% class="mark" %). you must pre-install the visualcppredist_aio_x6_x64_v42.exe configuration environment. Otherwise, an error pop-up window occurs when running software.
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152 152  
153 153  (% aria-label="image-20240420094632-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240420094632-13.png||data-widget="image" height="148" width="588"]]
154 154  
155 -The computer's drawing tool should be used to open the most recent bmp image and get the coordinates of the digital wheel dial, as shown in the picture below. Also, we need to obtain each coordinate point of the current dial following the format of said digital wheel dial. It's important to note that the (x,y) coordinate of the mouse on the image corresponds to its bottom left corner.
161 +The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
156 156  
157 157  [[image:image-20240420153316-11.png||height="569" width="755"]]
158 158  
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191 191  [[image:1713595371004-125.png]]
192 192  
193 193  
194 -== 2.3 Calibration gas meter ==
200 +== 2.3 Calibration Gas Meter ==
195 195  
196 196  === 2.3.1 Introduce ===
197 197  
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205 205  
206 206  (% aria-label="image-20240419174248-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174248-4.png||data-widget="image" height="419" width="419"]](% style="background-image: url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background: rgba(220, 220, 220, 0.5); display: none; background-image: url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background: rgba(220, 220, 220, 0.5); display: none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​(%%) (% aria-label="image-20240419174159-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240419174159-3.png||data-widget="image" height="420" width="556"]](% title="Click and drag to resize" %)​
207 207  
208 -Use a hot glue gun and several sticks to attach a triangle for stabilizing the AIS. Adjust the height of the sticks so that the AIS can clearly view the numbers on the water meter.
214 +Use a hot glue gun and several sticks to attach  for stabilizing the AIS. Adjust the height of the sticks so that the AIS can clearly view the numbers on the gas meter.
209 209  
210 210  [[image:image-20240420152258-9.jpeg||height="931" width="698"]]
211 211  
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215 215  
216 216  Perform a power reset on the EVB board, making sure to close the ota.exe program before opening HMX_FT4222H_GUI.exe.
217 217  
224 +Choose the largest number of serial port, for example, here shows 13 and 14, then choose 14.
225 +
218 218  (% class="box warningmessage" %)
219 219  (((
220 220  (% class="mark" %)Note: before you start the software (%%)HMX_FT4222H_GUI.exe(% class="mark" %). you must pre-install the visualcppredist_aio_x6_x64_v42.exe configuration environment. Otherwise, an error pop-up window occurs when running software.
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230 230  
231 231  [[image:1713592384928-500.png||height="494" width="266"]][[image:1713598094208-496.png||height="494" width="790"]]
232 232  
233 -This power meter has eight fields, and the coordinates of the digital roulette wheel are shown in the figure.
241 +This gas meter has eight fields, and the coordinates of the digital roulette wheel are shown in the figure.
234 234  
235 235  If your device's digital scroll wheel dial does not match these eight fields, you can try the other field dial coordinate dot plots in 2.4.
236 236  
237 237  (% aria-label="image-20240420094632-15.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20240420094632-15.png||data-widget="image" height="113" width="542"]]
238 238  
239 -(% id="cke_bm_196694S" style="display:none" %) (%%)The computer's drawing tool should be used to open the most recent bmp image and get the coordinates of the digital wheel dial, as shown in the picture below. Also, we need to obtain each coordinate point of the current dial following the format of said digital wheel dial. It's important to note that the (x,y) coordinate of the mouse on the image corresponds to its bottom left corner.
247 +(% id="cke_bm_196694S" style="display:none" %) (%%)The computer's drawing tool can be used to open the latest bmp image and get the coordinates of the digital wheel dial, as shown below. Based on the format of the digital wheel dial, we can obtain each coordinate point of the current use dial. The (x,y) coordinate on the image is located at the bottom left corner.
240 240  
241 241  [[image:image-20240420153139-10.png||height="530" width="710"]]
242 242  
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248 248  
249 249  The "Digit wheel" option is the digital wheel dial.
250 250  
251 -Now we are calibrating the digital wheel face of the power meter. Here we select "digit wheel".
259 +Now we are calibrating the digital wheel face of the gas meter. Here we select "digit wheel".
252 252  
253 253  (% aria-label="1713576691266-408.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1713576691266-408.png||data-widget="image"]]
254 254  
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272 272  
273 273  After the calibration process is completed, it can be observed that the obtained reading aligns consistently with the numerical value displayed on the digital wheel dial.
274 274  
275 -[[image:1713598887495-423.png]]
276 276  
277 277  == 2.4 Digital wheel dial take point coordinate diagram ==
278 278  
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