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Last modified by Theodore Xu on 2024/04/10 09:11
From version 25.1
edited by Jim
on 2023/12/20 17:36
Change comment: There is no comment for this version
To version 21.1
edited by Theodore Xu
on 2023/12/18 16:57
Change comment: There is no comment for this version

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Author
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1 -XWiki.Jim
1 +XWiki.AiXia
Content
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1 -{{diagram reference="123"/}}
2 -
3 3  == **1.Modbus** ==
4 4  
5 5  **Communication specifications**
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159 159  (% style="text-align:center" %)
160 160  [[image:VB 大功率 NPN 改.png||height="399" width="1082"]]
161 161  
162 -== **3.VB wiring instructions for common control methods** ==
160 +== **3.Wiring instructions for common control methods** ==
163 163  
164 164  （1）Two-wire type 1 mode controls forward and reverse rotation
165 165  
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230 230  |F5.01|DI2 Terminal Function    Selected|2|Reverses run（ REV）
231 231  |F5.02|DI3 Terminal Function    Selected|3|Three-wire operation control
232 232  
233 -Three-wire control mode 1: In this mode,the DI3 terminal allocates the three-wire operation control function, the DI1 terminal allocates the forward operation function, and the DI2 terminal allocates the reverse operation function. This control mode requires the frequency converter to use an external button as the start-stop switch of the inverter. Connect the start-stop button to DI3 terminal, the forward running button to DI1 terminal, and the reverse running button to DI2 terminal.
231 +Three-wire control mode 1: In this mode,the DI3 terminal allocates the three-wire operation control function, the DI1 terminal allocates the forward operation function, and the DI2 terminal allocates the reverse operation function. This control mode requires the frequency converter to use an external button as the start-stop switch of the frequency converter. Connect the start-stop button to DI3 terminal, the forward running button to DI1 terminal, and the reverse running button to DI2 terminal.
234 234  
235 235  
236 236  (% style="text-align:center" %)
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255 255  (% style="text-align:center" %)
256 256  [[image:Three-wire control mode 2.png||height="332" width="436"]]
257 257  
258 -**Among them: **SB1 Stop button;SB2 Reverse and reverse control; buttons SB3 Run button;
259 -
260 -Refer to the following table for running commands corresponding to switching signals:
261 -
262 -|SB2|Run command
263 -|0|Forward running
264 -|1|Reverses running
256 +**Among them: **SB1 Stop button;SB2 Reverse and reverse control buttons SB3 Run button;