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Last modified by Admin on 2025/03/18 13:04
From version 13.1
edited by Admin
on 2024/12/11 11:02
Change comment: There is no comment for this version
To version 10.1
edited by Admin
on 2024/12/04 11:25
Change comment: There is no comment for this version

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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 -= Installation 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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22 22  |Mounting holes|(% style="width:160px" %)M4
23 23  |Headers X1-X4 type|(% style="width:160px" %)Molex series Micro-Fit
24 24  
25 -== Headers ==
22 +== 2.2 Headers ==
26 26  
27 27  The BMS Logic 12 is designed to measure temperature and voltage of 12 battery cells.
28 28  
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31 31  (% class="box warningmessage" %)
32 32  (((
33 33  **Attention!**
34 -All headers are shown from the device side!
31 +All connectors are shown from the device side!
35 35  )))
36 36  
37 -=== X1 – header for cells ===
34 +=== 2.2.1 X1 – header for cells ===
38 38  
39 39  [[image:1733143152741-474.jpeg||data-xwiki-image-style-alignment="center" height="81" width="210"]]
40 40  
... ... @@ -54,7 +54,7 @@
54 54  |**13**|**C9**|Cell #9
55 55  |**14**|**C11**|Cell #11
56 56  
57 -=== X2 – header for temperature sensors ===
54 +=== 2.2.2 X2 – header for temperature sensors ===
58 58  
59 59  [[image:1733143152745-708.jpeg||data-xwiki-image-style-alignment="center" height="92" width="368"]]
60 60  
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84 84  |**23**|**TEMP2**|Signal from the thermistor #2
85 85  |**24**|**TEMP1**|Signal from the thermistor #1
86 86  
87 -=== X3, X4 – headers for communication with BMS Main ===
84 +=== 2.2.3 X3, X4 – headers for communication with BMS Main ===
88 88  
89 89  [[image:1733151077073-306.png||data-xwiki-image-style-alignment="center" height="78" width="71"]]
90 90  
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94 94  |**3**|**+5V**|Supply voltage 5V
95 95  |**4**|**GND**|Ground
96 96  
97 -== (% style="color:inherit; font-family:inherit; font-size:max(20px, min(24px, 12.8889px + 0.925926vw))" %)Switches and indicators(%%) ==
94 +(% style="color:inherit; font-family:inherit; font-size:max(20px, min(24px, 12.8889px + 0.925926vw))" %)2.3 Switches and indicators
98 98  
99 -=== SWD1 – address switch ===
96 +=== 2.3.1 SWD1 – address switch ===
100 100  
101 101  |**Switch number**|**Description**
102 102  |**1**|The first (the lowest) bit of the address. Position ON - bit is 1
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107 107  
108 108  (% class="box infomessage" %)
109 109  (((
110 -**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:drafts.BMS Logic 12.3\. Configuration.WebHome]]).
107 +**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. Configuration>>doc:drafts.BMS Logic 12.3\. Configuration.WebHome]]).
111 111  )))
112 112  
113 -=== SWD2 – RS-485 termination resistor switch ===
110 +=== 2.3.2 SWD2 – RS-485 termination resistor switch ===
114 114  
115 115  To connect the termination resistor between the **RS485_A** and **RS485_B** lines, switch the SWD2 to the ON position.
116 116  
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119 119  **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.
120 120  )))
121 121  
122 -=== DS1 – mode indicator ===
119 +=== 2.3.3 DS1 – mode indicator ===
123 123  
124 124  (% style="width:718px" %)
125 125  |**State**|(% style="width:422px" %)**Description**
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127 127  |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
128 128  |Long flashing (1 second in a 2 second period)|(% style="width:422px" %)The device is in the bootloader mode
129 129  
130 -== Connection procedure ==
127 +== 2.4 Connection procedure ==
131 131  
132 -=== Connection to BMS Main ===
129 +=== 2.4.1 Connection to BMS Main ===
133 133  
134 134  To connect the BMS Main to BMS Logic 12 do the following steps:
135 135  
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145 145  3. For a total cable length of more than 10 meters use twisted pair with the 120 Ohm wave impedance.
146 146  )))
147 147  
148 -=== Connecting battery cells ===
145 +=== 2.4.2 Connecting battery cells ===
149 149  
150 150  To connect the battery cells, follow Figure 16. Incorrect connection of the cells can damage the BMS Logic 12.
151 151  
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160 160  Connect the battery according to the diagram, otherwise the device may be damaged.
161 161  )))
162 162  
163 -=== Connecting thermistors ===
160 +=== 2.4.3 Connecting thermistors ===
164 164  
165 165  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).
166 166