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Last modified by Admin on 2025/03/18 13:04
From version 20.1
edited by Admin
on 2025/02/20 12:50
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To version 5.1
edited by Admin
on 2024/12/02 14:21
Change comment: There is no comment for this version

Summary

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Parent
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1 -Battery management systems.BMS Logic 12.WebHome
1 +drafts.BMS Logic 12.WebHome
Content
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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 -= nstallation and connection =
1 +== 2.1 Installation procedure ==
3 3  
4 -== Installation procedure ==
5 -
6 6  The mounting area of the BMS Logic 12 must be protected from mechanical particles (dust, dirt, large objects) and water. The BMS Logic 12 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.
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11 11  
12 12  Overall and mounting dimensions of the BMS Logic 12 are shown below.
13 13  
14 -[[image:1736773655076-566.png||data-xwiki-image-style-alignment="center" height="534" width="600"]]
11 +[[image:1733142832467-386.png||data-xwiki-image-style-alignment="center" height="410" width="486"]]
15 15  
13 +
14 +
16 16  (% style="width:477px" %)
17 17  |**Parameter**|(% style="width:160px" %)**Value**
18 18  |Overall dimensions (length × width × height), mm|(% style="width:160px" %)139 × 126 × 16
19 19  |Mounting dimensions (length × width), mm|(% style="width:160px" %)123 × 118
20 20  |Mounting holes|(% style="width:160px" %)M4
20 +|Headers X1-X4 type|(% style="width:160px" %)Molex series Micro-Fit
21 21  
22 -== Headers ==
22 +== 2.2 Headers ==
23 23  
24 24  The BMS Logic 12 is designed to measure temperature and voltage of 12 battery cells.
25 25  
26 -[[image:1736770542979-717.png||data-xwiki-image-style-alignment="center" height="356" width="450"]]
26 +[[image:1733143089674-767.png||data-xwiki-image-style-alignment="center" height="356" width="531"]]
27 27  
28 -(% class="box warningmessage" %)
29 -(((
30 -**Attention!**
31 -All headers are shown from the device side!
32 -)))
28 +=== 2.2.1 X1 – header for cells ===
33 33  
34 -=== X1 – header for cells ===
35 -
36 -Receptacle Housing: Molex 430251400. Terminals: Molex 43030
37 -
38 38  [[image:1733143152741-474.jpeg||data-xwiki-image-style-alignment="center" height="81" width="210"]]
39 39  
40 40  |**Pin**|**Name**|**Description**
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53 53  |**13**|**C9**|Cell #9
54 54  |**14**|**C11**|Cell #11
55 55  
56 -=== X2 – header for temperature sensors ===
48 +=== 2.2.2 X2 – header for temperature sensors ===
57 57  
58 -Receptacle Housing: Molex 430252400. Terminals: Molex 43030
59 -
60 60  [[image:1733143152745-708.jpeg||data-xwiki-image-style-alignment="center" height="92" width="368"]]
61 61  
62 62  |**Pin**|**Name**|**Description**
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85 85  |**23**|**TEMP2**|Signal from the thermistor #2
86 86  |**24**|**TEMP1**|Signal from the thermistor #1
87 87  
88 -=== X3, X4 – headers for communication with BMS Main ===
78 +=== 2.2.3 X3, X4 – headers for communication with BMS Main ===
89 89  
90 -Receptacle Housing: Molex 430250400. Terminals: Molex 43030
91 -
92 -[[image:1733151077073-306.png||data-xwiki-image-style-alignment="center" height="78" width="71"]]
93 -
94 94  |**Pin**|**Name**|**Description**
95 95  |**1**|**RS485_A**|RS-485 line A for communication with the BMS Main
96 96  |**2**|**RS485_B**|RS-485 line B for communication with the BMS Main
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97 97  |**3**|**+5V**|Supply voltage 5V
98 98  |**4**|**GND**|Ground
99 99  
100 -== (% style="color:inherit; font-family:inherit; font-size:max(20px, min(24px, 12.8889px + 0.925926vw))" %)Switches and indicators(%%) ==
86 +== 2.3 Switches and indicators ==
101 101  
102 -=== SWD1 – address switch ===
88 +=== 2.3.1 SWD1 – address switch ===
103 103  
104 104  |**Switch number**|**Description**
105 105  |**1**|The first (the lowest) bit of the address. Position ON - bit is 1
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110 110  
111 111  (% class="box infomessage" %)
112 112  (((
113 -**Note: **There is no SWD1 switch in the recent revisions of the BMS Logic 12. The device address must be configured in the settings (see the section [[Configuration>>doc:Battery management systems.BMS Logic 12.3\. Configuration.WebHome]]).
99 +**Note: **There is no SWD1 switch in the recent revisions of the BMS Logic 12. The device address must be configured in the settings (see the section 3.2** **Configuration procedure).
114 114  )))
115 115  
116 -=== SWD2 – RS-485 termination resistor switch ===
102 +=== 2.3.2 SWD2 – RS-485 termination resistor switch ===
117 117  
118 118  To connect the termination resistor between the **RS485_A** and **RS485_B** lines, switch the SWD2 to the ON position.
119 119  
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122 122  **Note: **There is no SWD2 switch in the recent revisions of the BMS Logic 12. Connect a 120 Ohm termination resistor directly to the X4 connector between the lines RS485_A and RS485_B.
123 123  )))
124 124  
125 -=== DS1 – mode indicator ===
111 +=== 2.3.3 DS1 – mode indicator ===
126 126  
127 127  (% style="width:718px" %)
128 128  |**State**|(% style="width:422px" %)**Description**
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130 130  |Short flashing (~~50 milliseconds in a second)|(% style="width:422px" %)The device is measuring voltage and temperature. No communication between the BMS Main and the device
131 131  |Long flashing (1 second in a 2 second period)|(% style="width:422px" %)The device is in the bootloader mode
132 132  
133 -== Connection procedure ==
119 +== 2.4 Connection procedure ==
134 134  
135 -=== Connection to BMS Main ===
121 +=== 2.4.1 Connection to BMS Main ===
136 136  
137 137  To connect the BMS Main to BMS Logic 12 do the following steps:
138 138  
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148 148  3. For a total cable length of more than 10 meters use twisted pair with the 120 Ohm wave impedance.
149 149  )))
150 150  
151 -=== Connecting battery cells ===
137 +=== 2.4.2 Connecting battery cells ===
152 152  
153 153  To connect the battery cells, follow Figure 16. Incorrect connection of the cells can damage the BMS Logic 12.
154 154  
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163 163  Connect the battery according to the diagram, otherwise the device may be damaged.
164 164  )))
165 165  
166 -=== Connecting thermistors ===
152 +=== 2.4.3 Connecting thermistors ===
167 167  
168 168  Thermistors should be fastened to the cells, excluding short circuits to the cell terminals (for example, isolate thermistors with heat shrink). For reliable operation, it is recommended to use all thermistors (a temperature sensor per cell).
169 -
170 -[[image:1733231119798-210.jpeg||data-xwiki-image-style-alignment="center" height="408" width="539"]]
171 -
172 -
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