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Last modified by Admin on 2025/03/18 13:04
From version 4.1
edited by Admin
on 2024/12/02 15:04
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To version 10.1
edited by Admin
on 2024/12/11 11:10
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1 -== ​​​​​2.1 Installation procedure ==
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 =
2 2  
4 +== ​​​​​Installation procedure ==
5 +
3 3  The mounting area of the BMS Logic 18 must be protected from mechanical particles (dust, dirt, large objects) and water. The BMS Logic 18 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.
4 4  
5 5  The installation site must provide convenient access for subsequent connection to the device’s headers.
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18 18  |Mounting holes|M4
19 19  |Headers X1-X5 type|Molex series Micro-Fit
20 20  
21 -== (% style="color:#333333" %)2.2 (%%)Headers ==
24 +== Headers ==
22 22  
23 23  The BMS Logic 18 is designed to measure temperature and voltage of 18 battery cells.
24 24  
25 25  [[image:1733150257403-684.png||data-xwiki-image-style-alignment="center" height="376" width="640"]]
26 26  
27 -=== 2.2.1 X1 – header for cells ===
30 +(% class="box warningmessage" %)
31 +(((
32 +**Attention!**
33 +All headers are shown from the device side!
34 +)))
28 28  
36 +=== X1 – header for cells ===
37 +
29 29  [[image:1733150257406-647.jpeg||data-xwiki-image-style-alignment="center" height="73" width="256"]]
30 30  
31 31  |**Pin**|**Name**|**Description**
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50 50  |**19**|**C15**|Cell #15
51 51  |**20**|**C17**|Cell #17
52 52  
53 -=== 2.2.2 X2 – header 1 for temperature sensors ===
62 +=== X2 – header 1 for temperature sensors ===
54 54  
55 55  [[image:1733150257408-172.jpeg||data-xwiki-image-style-alignment="center" height="81" width="267"]]
56 56  
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74 74  |**17**|**TEMP2**|Signal from the thermistor #2
75 75  |**18**|**TEMP1**|Signal from the thermistor #1
76 76  
77 -== 2.2.3 X3 – header 2 for temperature sensors ==
86 +=== X3 – header 2 for temperature sensors ===
78 78  
79 79  [[image:1733150257410-796.jpeg||data-xwiki-image-style-alignment="center" height="81" width="268"]]
80 80  
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98 98  |**17**|**TEMP11**|Signal from the thermistor #11
99 99  |**18**|**TEMP10**|Signal from the thermistor #10
100 100  
101 -=== 2.3.4 X4, X5 – headers for communication with BMS Main ===
110 +=== X4, X5 – headers for communication with BMS Main ===
102 102  
103 103  [[image:1733150513230-598.png||data-xwiki-image-style-alignment="center" height="89" width="81"]]
104 104  
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108 108  |**3**|**+5V**|Supply voltage 5V
109 109  |**4**|**GND**|Ground
110 110  
111 -== 2.4 Switches and Indicators ==
120 +== Switches and Indicators ==
112 112  
113 -=== 2.4.1 SWD1 – address switch ===
122 +=== SWD1 – address switch ===
114 114  
115 115  |**Switch number**|**Description**
116 116  |**1**|The first (the lowest) bit of the address. Position ON - bit is 1
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124 124  **Note: **There is no SWD1 switch in the recent revisions of the BMS Logic 18. The device address must be configured in the settings (see the section [[3. Configuration>>doc:drafts.BMS Logic 18.3\. Configuration.WebHome]]).
125 125  )))
126 126  
127 -=== 2.4.2 SWD2 – RS-485 termination resistor switch ===
136 +=== SWD2 – RS-485 termination resistor switch ===
128 128  
129 129  To connect the termination resistor between the **RS485_A** and **RS485_B** lines, switch SWD2 to the ON position.
130 130  
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133 133  **Note: **There is no SWD2 switch in the recent revisions of the BMS Logic 18. Connect a 120 Ohm termination resistor directly to the X5 connector between the lines RS485_A and RS485_B.
134 134  )))
135 135  
136 -=== 2.4.3 DS1 – mode indicator ===
145 +=== DS1 – mode indicator ===
137 137  
138 -|**State**|**Description**
139 -|**Blinking**|Connection between the BMS Main and the device is established
140 -|**Short flashing (~~50 milliseconds in a second)**|The device is measuring voltage and temperature. No communication between the BMS Main and the device
141 -|**Long flashing (1 second in a 2 second period)**|The device is in the bootloader mode
147 +(% style="width:551px" %)
148 +|(% style="width:188px" %)**State**|(% style="width:362px" %)**Description**
149 +|(% style="width:188px" %)**Blinking**|(% style="width:362px" %)Connection between the BMS Main and the device is established
150 +|(% style="width:188px" %)**Short flashing (~~50 milliseconds in a second)**|(% style="width:362px" %)The device is measuring voltage and temperature. No communication between the BMS Main and the device
151 +|(% style="width:188px" %)**Long flashing (1 second in a 2 second period)**|(% style="width:362px" %)The device is in the bootloader mode
142 142  
143 -== 2.5 Connection procedure ==
153 +== Connection procedure ==
144 144  
145 -=== 2.5.1 Connection to BMS Main ===
155 +=== Connection to BMS Main ===
146 146  
147 147  To connect the BMS Main to BMS Logic 18 do the following steps:
148 148  
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158 158  3. For a total cable length of more than 10 meters use twisted pair with the 120 Ohm wave impedance.
159 159  )))
160 160  
161 -=== 2.5.2 Connecting battery cells ===
171 +=== Connecting battery cells ===
162 162  
163 163  To connect the battery cells, follow figure below. Incorrect connection of the cells can damage the BMS Logic 18.
164 164  
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173 173  Connect the battery according to the diagram, otherwise the device may be damaged!
174 174  )))
175 175  
176 -=== 2.5.3 Connecting thermistors ===
186 +=== Connecting thermistors ===
177 177  
178 178  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).
189 +
190 +[[image:1733231170607-745.png||data-xwiki-image-style-alignment="center" height="324" width="806"]]
191 +
192 +
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