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Last modified by Admin on 2025/03/18 12:50
From version 2.1
edited by Admin
on 2024/12/09 10:17
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To version 5.2
edited by Admin
on 2024/12/11 13:12
Change comment: Update document after refactoring.

Summary

Details

Page properties
Parent
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1 -drafts.BMS Mini S.WebHome
1 +Battery management systems.BMS Mini 2.WebHome
Content
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3 3  
4 4  == Installation procedure ==
5 5  
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.
6 +The mounting area of the BMS Mini 2 must be protected from mechanical particles (dust, dirt, large objects) and water. The BMS Mini 2 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 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 2 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 are shown on figures below.
12 +Overall and mounting dimensions of the BMS Mini 2 are shown on figures below.
13 13  
14 14  [[image:1733738313780-948.png||data-xwiki-image-style-alignment="center" height="442" width="547"]]
15 15  
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26 26  
27 27  == Headers ==
28 28  
29 -There are names and locations of the BMS Mini headers on figure below.
29 +There are names and locations of the BMS Mini 2 headers on figure below.
30 30  
31 31  [[image:1733738660900-622.png||data-xwiki-image-style-alignment="center" height="379" width="508"]]
32 32  
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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 61  )))
62 62  
63 -[[image:1733738760833-185.png||data-xwiki-image-style-alignment="center"]]
63 +[[image:1733738760833-185.png||data-xwiki-image-style-alignment="center" height="220" width="332"]]
64 64  
65 65  === X2 – mini-USB connector. ===
66 66  
67 67  Mini0USB connector is used for configuring the BMS via ElectricDeviceMonito
68 68  
69 -=== X3 – header for discrete inputs and outputs signals. ===
69 +=== X3 – header for discrete inputs and outputs signals.[[image:1733738860923-996.png||data-xwiki-image-style-alignment="center" height="90" width="283"]] ===
70 70  
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"]]
72 -
73 73  |**Pin**|**Name**|**Description**
74 74  |**1**|**DIN1**|Discrete input 1 “dry contact” (+5V)
75 75  |**2**|**DIN2**|Discrete input 2 “dry contact” (+5V)
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100 100  |**5**|**GND**|Isolated ground
101 101  |**6**|**CAN_H**|CAN-H line of the CAN bus
102 102  
103 -=== Х5 – header for ON/OFF button. ===
101 +=== Х5 – header for ON/OFF button.[[image:1733739076878-324.png||data-xwiki-image-style-alignment="center" height="70" width="41"]] ===
104 104  
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"]]
106 -
107 107  |**Pin**|**Name**|**Description**
108 108  |**1**|**BTN**|Signal to turn on/off the BMS (“dry contact”, +3.3V)
109 109  |**2**|**GND**|Signal to turn on/off the BMS (“dry contact”, ground)
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126 126  |**11**|**TEMP5**|Signal from the thermistor 5
127 127  |**12**|**TEMP6**|Signal from the thermistor 6
128 128  
129 -=== X7 - header for current sensor. ===
125 +=== X7 - header for current sensor.[[image:1733739118831-618.png||data-xwiki-image-style-alignment="center" height="79" width="71"]] ===
130 130  
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"]]
132 -
133 133  |**Pin**|**Name**|**Description**
134 134  |**1**|**+5V**|Supply voltage for a current sensor 5V, max 50 mA
135 135  |**2**|**GND**|Ground
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168 168  
169 169  |**Pin**|**Name**|**Description**
170 170  |**1**|**VBAT+**|Supply voltage for BMS Mini
171 -|**2**|**VBAT-**|BMS Mini power ground
165 +|**2**|**VBAT-**|BMS Mini 2 power ground
172 172  
173 173  (% class="box warningmessage" %)
174 174  (((
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.
169 +**Attention! **The BMS Mini 2 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.
176 176  )))
177 177  
178 178  === J1 – jumper for switching CAN bus terminal resistor ===