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Last modified by Admin on 2025/03/18 12:51
From version 29.1
edited by Admin
on 2024/12/04 15:36
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To version 61.1
edited by Admin
on 2025/03/18 12:30
Change comment: There is no comment for this version

Summary

Details

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Parent
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1 -drafts.bms-main-3.WebHome
1 +Battery management systems.BMS Main 3.WebHome
Content
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1 -(% data-numbered-headings-start="1" style="--numbered-headings-start: 1;font-size: 0px;color: rgba(0, 0, 0, 0.0)" %)
2 -= =
1 +(% data-numbered-headings-start="2" style="--numbered-headings-start: 1;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
2 += Installation and connection =
3 +
4 +== Safety rules ==
5 +
6 +To perform the protection functions, the BMS must be able to disconnect the battery from the load and charger. To do this, **at least one contactor** able to break the load and charge circuits must be connected to the BMS.
7 +
8 +Before use, **configure the system**. Proper operation of the BMS is possible only if it is correctly configured.
9 +
10 +(% class="box warningmessage" %)
11 +(((
12 +The BMS can be connected to batteries with life-threatening and health-hazardous voltage levels. When working with high-voltage batteries, observe electrical safety regulations, use safety glasses, protective clothing, insulated tools and appliances. To prevent the damage of device avoid electrostatic discharges while working with the battery.
13 +)))
14 +
15 +(% class="box errormessage" %)
16 +(((
17 +**The system is not designed to operate with batteries whose total voltage exceeds 3000 V.**
18 +)))
19 +
3 3  == Installation procedure ==
4 4  
5 -The mounting location of the BMS Main 3.0 device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
22 +The mounting location of the BMS Main 3 / BMS Main 3X device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
6 6  
7 7  Overall and mounting dimensions are shown in figure below.
8 8  
... ... @@ -13,9 +13,9 @@
13 13  |Mounting dimensions (length × width), mm|194 × 114
14 14  |Mounting holes|M3
15 15  
16 -== 2.2 Headers ==
33 +== Headers ==
17 17  
18 -The location and designation of connectors on the BMS Main 3.0 device are shown below.
35 +The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
19 19  
20 20  (% contenteditable="false" tabindex="-1" %)
21 21  (((
... ... @@ -28,8 +28,10 @@
28 28  All headers are shown from the device side!
29 29  )))
30 30  
31 -=== 2.2.1 X1 – header to power the device ===
48 +=== X1 – header to power the device ===
32 32  
50 +Receptacle Housing: Hirose ZE05-8DS-HU/R. Terminals: Hirose ZE05-2022SCF
51 +
33 33  (% class="wikigeneratedid" id="H" %)
34 34  (% data-widget="image" contenteditable="false" tabindex="-1" %)[[image:1732121673277-246.png||data-xwiki-image-style-alignment="center" height="85" width="200"]]
35 35  
... ... @@ -43,8 +43,10 @@
43 43  
44 44  (% aria-label="1732120054870-496.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732120054870-496.png||data-xwiki-image-style-alignment="center" height="169" width="327"]]
45 45  
46 -=== (% title="Click and drag to resize" %)​(%%)2.2.2 X2 – header for contactors ===
65 +=== X2 – header for contactors ===
47 47  
67 +Receptacle Housing: Hirose ZE05-12DS-HU/R. Terminals: Hirose ZE05-2022SCF
68 +
48 48  (% aria-label="1732121695049-411.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121695049-411.png||data-xwiki-image-style-alignment="center" height="87" width="267"]](% title="Click and drag to resize" %)​
49 49  
50 50  |**Pin**|**Name**|**Description**
... ... @@ -60,18 +60,20 @@
60 60  
61 61  (% aria-label="1732121755886-234.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121755886-234.png||data-xwiki-image-style-alignment="center" height="82" width="260"]]
62 62  
63 -=== (% title="Click and drag to resize" %)​(%%)2.2.3 X3 – header for discrete inputs and outputs ===
84 +=== (% title="Click and drag to resize" %)​(%%)X3 – header for discrete inputs and outputs ===
64 64  
86 +Receptacle Housing: Hirose ZE05-24DS-HU/R. Terminals: Hirose ZE05-2022SCF
87 +
65 65  (% aria-label="1732121811285-182.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121811285-182.png||data-xwiki-image-style-alignment="center" height="94" width="531"]]
66 66  
67 67  |**Pin**|**Name**|**Description**
68 68  |**1–8, 12, 16–17, 21**|**DIO_GND**|Ground of input and output signals
69 -|**9**|**DIN1_SIGNAL**|Discrete input 1 “dry contact” (+5 V)
70 -|**10**|**DIN2_SIGNAL**|Discrete input 2 “dry contact” (+5 V)
71 -|**11**|**DIN3_SIGNAL**|Discrete input 3 “dry contact” (+5 V)
72 -|**13**|**DIN4_SIGNAL**|Discrete input 4 “dry contact” (+5 V)
73 -|**14**|**DIN5_SIGNAL**|Discrete input 5 “dry contact” (+5 V)
74 -|**15**|**DIN6_SIGNAL**|Discrete input 6 “dry contact” (+5 V)
92 +|**9**|**DIN1_SIGNAL**|Discrete input 1 “dry contact”
93 +|**10**|**DIN2_SIGNAL**|Discrete input 2 “dry contact”
94 +|**11**|**DIN3_SIGNAL**|Discrete input 3 “dry contact”
95 +|**13**|**DIN4_SIGNAL**|Discrete input 4 “dry contact”
96 +|**14**|**DIN5_SIGNAL**|Discrete input 5 “dry contact”
97 +|**15**|**DIN6_SIGNAL**|Discrete input 6 “dry contact”
75 75  |**18**|**DIN7_VIN**|Discrete input 7 (signal detection with voltage 9-32V)
76 76  |**19**|**DIN8_VIN**|Discrete input 8 (signal detection with voltage 9-32V)
77 77  |**20**|**DOUT1_OD**|Discrete output 1 “open drain” (60 V, 1A)
... ... @@ -87,10 +87,14 @@
87 87  
88 88  (% aria-label="1732121926812-202.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121926812-202.png||data-xwiki-image-style-alignment="center" height="76" width="242"]](% title="Click and drag to resize" %)​(%%)Connection diagram for discrete output:
89 89  
90 - (% aria-label="1732121942791-517.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121942791-517.png||data-xwiki-image-style-alignment="center" height="90" width="269"]](% title="Click and drag to resize" %)​(% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)2.2.4 X4 – header for HVIL
113 +[[image:1739361269041-663.png||data-xwiki-image-style-alignment="center" height="93" width="275"]]
91 91  
92 -(% aria-label="1732122015188-642.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]](% title="Click and drag to resize" %)​
115 +=== X4 – header for HVIL ===
93 93  
117 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
118 +
119 +[[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]]
120 +
94 94  |**Pin**|**Name**|**Description**
95 95  |**1**|**-**|Not used
96 96  |**2**|**HVIL_OUT**|Output of the current measurement circuit in the current loop (lower potential, measuring shunt output)
... ... @@ -97,14 +97,18 @@
97 97  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
98 98  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
99 99  
100 - If the BMS Main 3 device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
127 + If the BMS Main 3 / BMS Main 3X device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 / BMS Main 3X is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
101 101  
102 102  Connection diagram to the current loop:
103 103  
104 -(% aria-label="1732122067418-263.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732122067418-263.png||data-xwiki-image-style-alignment="center" height="264" width="356"]](% title="Click and drag to resize" %)​(% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)2.2.5 X5 – header for current and temperature sensors
131 +[[image:1739361367866-742.png||data-xwiki-image-style-alignment="center" height="210" width="281"]]
105 105  
106 -(% aria-label="image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]](% title="Click and drag to resize" %)​
133 +=== X5 – header for current and temperature sensors ===
107 107  
135 +Receptacle Housing: Hirose ZE05-16DS-HU/R. Terminals: Hirose ZE05-2022SCF
136 +
137 +[[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]]
138 +
108 108  (% style="width:539px" %)
109 109  |**Pin**|**Name**|(% style="width:402px" %)**Description**
110 110  |**1**|**CS1_5V**|(% style="width:402px" %)Current sensor 1 power line (5 V, max 50 mA)
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132 132  
133 133  [[image:1733316189878-329.png||data-xwiki-image-style-alignment="center" height="130" width="260"]]
134 134  
135 -=== 2.2.6 X6 – header for CAN1 and RS-485-1 (external buses) ===
166 +=== X6 – header for CAN1 and RS-485-1 (external buses) ===
136 136  
168 +Receptacle Housing: Hirose ZE05-5S-HU/R. Terminals: Hirose ZE05-2022SCF
169 +
137 137  [[image:1733316218666-814.png||data-xwiki-image-style-alignment="center" height="55" width="162"]]
138 138  
139 139  |**Pin**|**Name**|**Description**
... ... @@ -151,13 +151,15 @@
151 151  
152 152  [[image:1733316483336-290.png||data-xwiki-image-style-alignment="center" height="152" width="417"]]
153 153  
154 -=== 2.2.7 X7 – header for CAN2 (internal bus) ===
187 +=== X7 – header for CAN2 (internal bus) ===
155 155  
189 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
190 +
156 156  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
157 157  
158 158  |**Pin**|**Name**|**Description**
159 -|**1**|**CAN2_H**|CAN2 line H for communication with BMS devices
160 -|**2**|**CAN2_L**|CAN2 line L for communication with BMS devices
194 +|**1**|**CAN2_H**|CAN2 line H for communication with other BMS devices
195 +|**2**|**CAN2_L**|CAN2 line L for communication with other BMS devices
161 161  |**3**|**GND**|Ground
162 162  |**4**|**CAN2_5V**|CAN2 power line (5 V, max 400 mA)
163 163  
... ... @@ -165,27 +165,33 @@
165 165  
166 166  [[image:1733316563149-458.png||data-xwiki-image-style-alignment="center" height="158" width="392"]]
167 167  
168 -=== 2.2.8 X8 – header for CAN3 ===
203 +=== X8 – header for CAN3 ===
169 169  
205 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
206 +
170 170  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
171 171  
172 172  |**Pin**|**Name**|**Description**
173 -|**1**|**CAN3_H**|CAN3 line H for communication with battery modules (for BMS Main 3X)
174 -|**2**|**CAN3_L**|CAN3 line L for communication with battery modules (for BMS Main 3X)
210 +|**1**|**CAN3_H**|CAN3 line H
211 +|**2**|**CAN3_L**|CAN3 line L
175 175  |**3**|**GND**|Ground
176 176  |**4**|**CAN3_5V**|CAN3 power line (5 V, max 400 mA)
177 177  
178 178  (% class="box infomessage" %)
179 179  (((
180 -If the BMS Main 3 device acts as a controller for a battery system consisting of several battery modules connected in parallel, then the parallel battery BMS must be connected to the CAN3 bus.
181 -)))
217 +**Note:**
218 +CAN3 operates differently depending on used firmware:
182 182  
183 -Diagram for connecting battery modules to the CAN3 bus:
220 +* **BMS Main 3:** CAN3 bus is reserved;
221 +* **BMS Main 3X:** CAN3 bus is used to connect with BMS Main 3 inside parallel strings. Diagram for connecting battery modules to the CAN3 bus:
184 184  
185 -[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" height="153" width="417"]]
223 +[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="417"]]
224 +)))
186 186  
187 -=== 2.2.9 X9 – header for BMS Logic (RS-485-2) ===
226 +=== X9 – header for BMS Logic (RS-485-2) ===
188 188  
228 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
229 +
189 189  [[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
190 190  
191 191  |**Pin**|**Name**|**Description**
... ... @@ -194,16 +194,25 @@
194 194  |**3**|**GND**|Ground
195 195  |**4**|**LOGIC_5V**|BMS Logic power line (+5V, max 400mA)
196 196  
197 -Connection diagram for BMS Logic devices:
238 +(% class="box infomessage" %)
239 +(((
240 +**Note:**
241 +RS-485-2 operates differently depending on used firmware:
198 198  
199 -[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" height="163" width="400"]]
243 +* **BMS Main 3X:** RS-485-2 bus is reserved;
244 +* **BMS Main 3:** RS-485-2 bus is used to connect with BMS Logics in a battery pack. Connection diagram for BMS Logic devices:
200 200  
201 -=== 2.2.10 X10 – miniUSB connector ===
246 +[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="400"]]
247 +)))
202 202  
203 -The miniUSB connector is used to configure the parameters of the BMS Main 3.0 device.
249 +=== X10 – miniUSB connector ===
204 204  
205 -=== 2.2.11 X11 – header for high-voltage bus before contactors (plus) ===
251 +The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
206 206  
253 +=== X11 – header for high-voltage bus before contactors (plus) ===
254 +
255 +Receptacle Housing: Molex 436450200. Terminals: Molex 43030
256 +
207 207  [[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
208 208  
209 209  |**Pin**|**Name**|**Description**
... ... @@ -215,8 +215,10 @@
215 215  The connected voltage must not exceed 1000V.
216 216  )))
217 217  
218 -=== 2.2.12 X12 – header for high-voltage bus before contactors (minus) ===
268 +=== X12 – header for high-voltage bus before contactors (minus) ===
219 219  
270 +Receptacle Housing: Molex 436450200. Terminals: Molex 43030
271 +
220 220  [[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
221 221  
222 222  |**Pin**|**Name**|**Description**
... ... @@ -228,8 +228,10 @@
228 228  The connected voltage must not exceed 1000V.
229 229  )))
230 230  
231 -=== 2.2.13 X13 – header for high-voltage bus after contactors (plus) ===
283 +=== X13 – header for high-voltage bus after contactors (plus) ===
232 232  
285 +Receptacle Housing: Molex 436450200. Terminals: Molex 43030
286 +
233 233  [[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
234 234  
235 235  |**Pin**|**Name**|**Description**
... ... @@ -241,8 +241,10 @@
241 241  The connected voltage must not exceed 1000V.
242 242  )))
243 243  
244 -=== 2.2.14  X14 – header for high-voltage bus after contactors (minus) ===
298 +=== X14 – header for high-voltage bus after contactors (minus) ===
245 245  
300 +Receptacle Housing: Molex 436450200. Terminals: Molex 43030
301 +
246 246  [[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
247 247  
248 248  |**Pin**|**Name**|**Description**
... ... @@ -254,7 +254,7 @@
254 254  The connected voltage must not exceed 1000V.
255 255  )))
256 256  
257 -=== 2.2.15 J1 – jumper for switching RS-485-1 bus terminal resistor ===
313 +=== J1 – jumper for switching RS-485-1 bus terminal resistor ===
258 258  
259 259  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]
260 260  
... ... @@ -264,7 +264,7 @@
264 264  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the RS-485-1 bus is connected
265 265  |**2-3**|**-**|The 120 Ohm terminal resistor of the RS-485-1 bus is disconnected
266 266  
267 -=== 2.2.16 J2 – jumper for switching CAN1 bus terminal resistor ===
323 +=== J2 – jumper for switching CAN1 bus terminal resistor ===
268 268  
269 269  
270 270  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN1_H** and **CAN1_L** lines, install a jumper. The jumper is installed according to the table:
... ... @@ -273,7 +273,7 @@
273 273  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN1 bus is connected
274 274  |**2-3**|**-**|The 120 Ohm terminal resistor of the CAN1 bus is disconnected
275 275  
276 -=== 2.2.17 J3 – jumper for switching CAN2 bus terminal resistor ===
332 +=== J3 – jumper for switching CAN2 bus terminal resistor ===
277 277  
278 278  
279 279  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN2_H** and **CAN2_L** lines, install a jumper. The jumper is installed according to the table:
... ... @@ -282,55 +282,52 @@
282 282  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN2 bus is connected
283 283  |**2-3**|**-**|The 120 Ohm terminal resistor of the CAN2 bus is disconnected
284 284  
285 -=== 2.2.18 J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
341 +=== J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
286 286  
287 -The BMS Main 3 device implements a circuit for hardware opening of power contactors when the discrete input signal DIN7 and/or DIN8 (voltage level 9-32V) is removed. To enable this function, jumper J5 and/or J6 must be installed.
343 +The BMS Main 3 / BMS Main 3X device implements a circuit for hardware opening of power contactors when the discrete input signal DIN7 and/or DIN8 (voltage level 9-32V) is removed. To enable this function, jumper J5 and/or J6 must be installed.
288 288  
289 -== 2.3 Indicators ==
345 +== Indicators ==
290 290  
291 -=== 2.3.1 DS1 – LED indicating device power ===
347 +=== DS1 – LED indicating device power ===
292 292  
293 293  |**State**|**Description**
294 294  |**Lights up green**|Device power (+5V) is present
295 295  |**Doesn’t light up**|No device power
296 296  
297 -=== 2.3.2 DS2 – LED indicating device work ===
353 +=== DS2 – LED indicating device work ===
298 298  
299 299  |**State**|**Description**
300 300  |**Blinking green**|Executing the battery management program
301 301  |**No blinking**|Program execution error
302 302  
303 -=== 2.3.3 DS3 – LED indicating interaction with BMS Logic ===
359 +=== DS3 – LED indicating interaction with child devices ===
304 304  
305 -|**State**|**Description**
306 -|**Blinking yellow**|The device interacts with BMS Logic devices
307 -|**No blinking**|-
361 +(% style="width:447px" %)
362 +|**State**|(% style="width:166px" %)**Description (Main 3)**|(% style="width:168px" %)**Description (Main 3X)**
363 +|**Blinking yellow**|(% style="width:166px" %)The device interacts with BMS Logic devices|(% style="width:168px" %)The device interacts with BMS Main 3 devices
364 +|**No blinking**|(% style="width:166px" %)-|(% style="width:168px" %)-
308 308  
309 -=== 2.3.4 DS4 – LED indicating loss of connection with BMS Logic ===
366 +=== DS4 – LED indicating loss of connection with child devices ===
310 310  
311 -|**State**|**Description**
312 -|**Blinking/lights up red**|Communication with one or more BMS Logic devices is lost
313 -|**No blinking**|Communication with BMS Logic is stable
368 +(% style="width:601px" %)
369 +|**State**|(% style="width:220px" %)**Description (Main 3)**|(% style="width:218px" %)**Description (Main 3X)**
370 +|**Blinking/lights up red**|(% style="width:220px" %)Communication with one or more BMS Logic devices is lost|(% style="width:218px" %)Communication with one or more BMS Main 3 devices is lost
371 +|**No blinking**|(% style="width:220px" %)Communication with BMS Logic devices is stable|(% style="width:218px" %)Communication with BMS Main 3 devices is stable
314 314  
315 -=== 2.3.5 DS5-DS10 – LEDs indicating contactor switches 1-6 ===
373 +=== DS5-DS10 – LEDs indicating contactor switches 1-6 ===
316 316  
317 317  |**State**|**Description**
318 318  |**Lights up green**|The switch supplies voltage to the contactor winding
319 319  |**Doesn’t light up**|The switch doesn’t supply voltage to the contactor winding
320 320  
321 -=== 2.3.6 DS11 – LED indicating the presence of power supply for contactors ===
379 +=== DS11 – LED indicating the presence of power supply for contactors ===
322 322  
323 323  |**State**|**Description**
324 324  |**Lights up green**|Power supply for contactor switches (9-32V) is present
325 325  |**Doesn’t light up**|Power supply for contactor switches (9-32V) is not present
326 326  
327 -== 2.4 Connection procedure ==
385 +== Connection procedure ==
328 328  
329 -(% class="box warningmessage" %)
330 -(((
331 -Before connection, configure the device (see ). Correct operation of the BMS system is only possible with correct configuration.
332 -)))
333 -
334 334  All operations to connect the device must be carried out with the supply voltage removed.
335 335  
336 336  * Connect the power contactors to header X2.
... ... @@ -341,5 +341,5 @@
341 341  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
342 342  * Connect external devices (if necessary) to header X6.
343 343  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
344 -* If the BMS Main 3.0 is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
397 +* If the BMS Main 3 / BMS Main 3X is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
345 345  * Connect an external power supply to header X1. The device will start when there is a 9-32V power supply and one of the KEYRUN or CHARGE_ON signals with a voltage of more than 8.5V is supplied.
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Author
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1 +XWiki.admin
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