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Last modified by Admin on 2025/03/18 12:50
From version 8.1
edited by Admin
on 2025/02/20 13:15
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To version 1.1
edited by Admin
on 2024/12/09 10:17
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Summary

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1 -Battery management systems.BMS Mini S.WebHome
1 +drafts.BMS Mini S.WebHome
Content
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3 3  
4 4  == Installation procedure ==
5 5  
6 -The mounting area of the BMS Mini S must be protected from mechanical particles (dust, dirt, large objects) and water. The BMS Mini S is recommended to be placed close to the cells it controls, but away from high current circuits to reduce interference to measuring circuits and increase overall reliability of installation.
6 +The mounting area of the BMS Mini must be protected from mechanical particles (dust, dirt, large objects) and water. The BMS Mini is recommended to be placed close to the cells it controls, but away from high current circuits to reduce interference to measuring circuits and increase overall reliability of installation.
7 7  
8 8  The installation site must provide convenient access for subsequent connection to the device’s headers for connecting other system elements: a current sensor, contactors, display panels.
9 9  
10 -The BMS Mini S has a heat sink to dissipate the heat generated during the balancing of the cells. When used in enclosed enclosures, heat must be removed from the sink, otherwise it may damage the device.
10 +The BMS Mini has a heat sink to dissipate the heat generated during the balancing of the cells. When used in enclosed enclosures, heat must be removed from the sink, otherwise it may damage the device.
11 11  
12 -Overall and mounting dimensions of the BMS Mini S are shown on figures below.
12 +Overall and mounting dimensions of the BMS Mini are shown on figures below.
13 13  
14 +[[image:1733738313780-948.png||data-xwiki-image-style-alignment="center" height="442" width="547"]]
14 14  
15 -[[image:1733740731815-730.png||data-xwiki-image-style-alignment="center" height="454" width="516"]]
16 +[[image:1733738313786-252.png||data-xwiki-image-style-alignment="center" height="150" width="545"]]
16 16  
17 -[[image:1733740731820-300.png||data-xwiki-image-style-alignment="center" height="172" width="453"]]
18 -
19 -|**Parameter**|**Value **
20 -|Overall dimensions (length × width × height), mm|124.5 × 117 × 17
21 -|Mounting dimensions (length × width), mm|115 × 111
18 +| (((
19 +**Parameter**
20 +)))|**Value **
21 +| (((
22 +Overall dimensions (length × width × height), mm
23 +)))|139.5 × 117 × 17
24 +|Mounting dimensions (length × width), mm|130 × 111
22 22  |Mounting holes|M3
23 -|Headers X1, X3-X9 type|Molex series Micro-Fit
24 24  
25 25  == Headers ==
26 26  
27 -There are names and locations of the BMS Mini S headers on figure below.
29 +There are names and locations of the BMS Mini headers on figure below.
28 28  
29 -[[image:1733740765989-365.png||data-xwiki-image-style-alignment="center" height="423" width="526"]]
31 +[[image:1733738660900-622.png||data-xwiki-image-style-alignment="center" height="379" width="508"]]
30 30  
31 -=== X1 – header for contactors ===
33 +=== Х1 – header for contactors. ===
32 32  
33 -Receptacle Housing: Molex 430251800. Terminals: Molex 43030
34 -
35 35  [[image:1733738660904-795.jpeg||data-xwiki-image-style-alignment="center" height="96" width="316"]]
36 36  
37 37  |**Pin**|**Name**|**Description**
... ... @@ -58,20 +58,18 @@
58 58  (((
59 59  **ATTENTION!!!**
60 60  The load should be connected to +12V and OUTx pins. The feedback signal should be connected to FBx and GND pins. Below is an example of connecting the BMS to a contactor:
61 -[[image:1733738760833-185.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true"]]
62 62  )))
63 63  
63 +[[image:1733738760833-185.png||data-xwiki-image-style-alignment="center"]]
64 +
64 64  === X2 – mini-USB connector. ===
65 65  
66 -Mini-USB connector is used for configuring the BMS via ElectricDeviceMonitor.
67 +Mini0USB connector is used for configuring the BMS via ElectricDeviceMonito
67 67  
68 -=== X3 – header for discrete inputs and outputs signals ===
69 +=== X3 – header for discrete inputs and outputs signals. ===
69 69  
70 -Receptacle Housing: Molex 430251600. Terminals: Molex 43030
71 +[[image:file:///C:/Users/INASIB~~1/AppData/Local/Temp/msohtmlclip1/01/clip_image003.emz]][[image:1733738860923-996.png||data-xwiki-image-style-alignment="center" height="90" width="283"]]
71 71  
72 -(% class="wikigeneratedid" %)
73 -[[image:1733738860923-996.png||data-xwiki-image-style-alignment="center" height="90" width="283"]]
74 -
75 75  |**Pin**|**Name**|**Description**
76 76  |**1**|**DIN1**|Discrete input 1 “dry contact” (+5V)
77 77  |**2**|**DIN2**|Discrete input 2 “dry contact” (+5V)
... ... @@ -90,10 +90,8 @@
90 90  |**15**|**GND**|Discrete output 3 (ground)
91 91  |**16**|**GND**|Discrete output 4 (ground)
92 92  
93 -=== Х4 – header for САN and RS485 interfaces ===
91 +=== Х4 – header for САN and RS485 interfaces. ===
94 94  
95 -Receptacle Housing: Molex 430250600. Terminals: Molex 43030
96 -
97 97  [[image:1733738660905-974.jpeg||data-xwiki-image-style-alignment="center" height="70" width="97"]]
98 98  
99 99  |**Pin**|**Name**|**Description**
... ... @@ -104,22 +104,16 @@
104 104  |**5**|**GND**|Isolated ground
105 105  |**6**|**CAN_H**|CAN-H line of the CAN bus
106 106  
107 -=== Х5 – header for ON/OFF button ===
103 +=== Х5 – header for ON/OFF button. ===
108 108  
109 -(% class="wikigeneratedid" %)
110 -Receptacle Housing: Molex 430250200. Terminals: Molex 43030
105 +[[image:file:///C:/Users/INASIB~~1/AppData/Local/Temp/msohtmlclip1/01/clip_image005.emz]][[image:1733739076878-324.png||data-xwiki-image-style-alignment="center" height="70" width="41"]]
111 111  
112 -(% class="wikigeneratedid" %)
113 -[[image:1733739076878-324.png||data-xwiki-image-style-alignment="center" height="70" width="41"]]
114 -
115 115  |**Pin**|**Name**|**Description**
116 116  |**1**|**BTN**|Signal to turn on/off the BMS (“dry contact”, +3.3V)
117 117  |**2**|**GND**|Signal to turn on/off the BMS (“dry contact”, ground)
118 118  
119 -=== X6 – header for cells temperature sensors ===
111 +=== X6 – header for cells temperature sensors. ===
120 120  
121 -Receptacle Housing: Molex 430251200. Terminals: Molex 43030
122 -
123 123  [[image:1733738660906-697.png||data-xwiki-image-style-alignment="center" height="91" width="190"]]
124 124  
125 125  |**Pin**|**Name**|**Description**
... ... @@ -136,21 +136,10 @@
136 136  |**11**|**TEMP5**|Signal from the thermistor 5
137 137  |**12**|**TEMP6**|Signal from the thermistor 6
138 138  
139 -=== X7 - header for current sensor ===
129 +=== X7 - header for current sensor. ===
140 140  
141 -(% class="wikigeneratedid" %)
142 -Receptacle Housing: Molex 430250400. Terminals: Molex 43030
131 +[[image:file:///C:/Users/INASIB~~1/AppData/Local/Temp/msohtmlclip1/01/clip_image007.emz]][[image:1733739118831-618.png||data-xwiki-image-style-alignment="center" height="79" width="71"]]
143 143  
144 -
145 -
146 -
147 -
148 -
149 -
150 -
151 -(% class="wikigeneratedid" %)
152 -[[image:1733739118831-618.png||data-xwiki-image-style-alignment="center" height="79" width="71"]]
153 -
154 154  |**Pin**|**Name**|**Description**
155 155  |**1**|**+5V**|Supply voltage for a current sensor 5V, max 50 mA
156 156  |**2**|**GND**|Ground
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159 159  
160 160  === Х8 – header for battery cells ===
161 161  
162 -Receptacle Housing: Molex 430251400. Terminals: Molex 43030
141 +[[image:1733738660908-107.jpeg||data-xwiki-image-style-alignment="center" height="83" width="291"]]
163 163  
164 -[[image:1733740846257-439.png||data-xwiki-image-style-alignment="center" height="89" width="219"]]
165 -
166 166  |**Pin**|**Name**|**Description**
167 167  |**1**|**C0**|Minus of the cell stack (for measuring purposes only)
168 168  |**2**|**C2**|Cell 2
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170 170  |**4**|**C6**|Cell 6
171 171  |**5**|**C8**|Cell 8
172 172  |**6**|**C10**|Cell 10
173 -|**7**|**C12**|Cell 12 (maximum potential of the cell stack, for measuring purposes only)
174 -|**8**|**NC**|Not connected
175 -|**9**|**C1**|Cell 1 (minimum potential with respect to C0)
176 -|**10**|**C3**|Cell 3
177 -|**11**|**C5**|Cell 5
178 -|**12**|**C7**|Cell 7
179 -|**13**|**C9**|Cell 9
180 -|**14**|**C11**|Cell 11
150 +|**7**|**C12**|Cell 12
151 +|**8**|**C14**|Cell 14
152 +|**9**|**C16**|Cell 16
153 +|**10**|**C18**|Cell 18 (maximum potential of the cell stack, for measuring purposes only)
154 +|**11**|**NC**|Not connected
155 +|**12**|**C1**|Cell 1 (minimum potential with respect to C0)
156 +|**13**|**C3**|Cell 3
157 +|**14**|**C5**|Cell 5
158 +|**15**|**C7**|Cell 7
159 +|**16**|**C9**|Cell 9
160 +|**17**|**C11**|Cell 11
161 +|**18**|**C13**|Cell 13
162 +|**19**|**C15**|Cell 15
163 +|**20**|**C17**|Cell 17
181 181  
182 182  === Х9 – header to power the device ===
183 183  
184 -Receptacle Housing: Molex 436450200. Terminals: Molex 43030
185 -
186 186  [[image:1733738660910-242.png||data-xwiki-image-style-alignment="center" height="61" width="78"]]
187 187  
188 188  |**Pin**|**Name**|**Description**
189 -|**1**|**VBAT+**|Supply voltage for BMS Mini S
190 -|**2**|**VBAT-**|BMS Mini S power ground
170 +|**1**|**VBAT+**|Supply voltage for BMS Mini
171 +|**2**|**VBAT-**|BMS Mini power ground
191 191  
192 192  (% class="box warningmessage" %)
193 193  (((
194 -**Attention! **The BMS Mini S device is **galvanically connected** to the battery (the minus of the battery is the device ground). In view of this, when a BMS Wi-Fi or BMS GSM module is connected to the device, the antenna braid will also be galvanically connected to the battery (connected to the battery negative). It is recommended to** isolate the antenna cable from the battery case **to prevent negative potential from appearing on the case.
175 +**Attention! **The BMS Mini S device is **galvanically connected** to the battery (the minus of the battery is the device ground). In view of this, when a BMS Wi-Fi or BMS GSM module is connected to the device, the antenna braid will also be galvanically connected to the battery (connected to the battery negative). It is recommended to** isolate the antenna cable from the battery case **to prevent negative potential from appearing on the case.
195 195  )))
196 196  
197 197  === J1 – jumper for switching CAN bus terminal resistor ===
198 198  
199 -To connect the terminal resistor between the** CAN_H** and **CAN_L** lines, install the jumper J1 according to the following figure:
180 +To connect the terminal resistor between the** CAN_H** and **CAN_L** lines, install the jumper J1 according to the following figure:
200 200  
201 201  [[image:1733738660910-372.png||data-xwiki-image-style-alignment="center" height="85" width="162"]]
202 202  
203 203  === J2 – jumper for switching RS-485 terminal resistor ===
204 204  
205 -To connect the terminal resistor between the** RS485_A** and **RS485_B** lines, install the jumper J1 according to the following figure:
186 +To connect the terminal resistor between the** RS485_A** and **RS485_B** lines, install the jumper J1 according to the following figure:
206 206  
207 207  [[image:1733738660910-372.png||data-xwiki-image-style-alignment="center" height="85" width="162"]]
208 208  
... ... @@ -210,11 +210,12 @@
210 210  
211 211  === Connecting battery cells ===
212 212  
194 +
213 213  To connect battery cells, follow figure below. Incorrect connection of the cells can damage the BMS Mini.
214 214  
215 215  Begin the connection with the negative line of the battery: the “C0“ is connected to the “B-“, then the first cell (C1) is connected, then the second (С2), etc. If not all inputs of the cells are used, then the remaining inputs are connected to the cell with the most potential.
216 216  
217 -[[image:1733740980966-804.png||data-xwiki-image-style-alignment="center" height="471" width="721"]]
199 +[[image:1733738660912-678.png||data-xwiki-image-style-alignment="center" height="474" width="945"]]
218 218  
219 219  (% class="box warningmessage" %)
220 220  (((
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