Skip to Content
Last modified by Admin on 2025/03/18 13:04
From version 21.1
edited by Admin
on 2025/03/18 13:04
Change comment: There is no comment for this version
To version 1.1
edited by Admin
on 2024/12/02 14:40
Change comment: There is no comment for this version

Summary

Details

Page properties
Parent
... ... @@ -1,1 +1,1 @@
1 -Battery management systems.BMS Logic 18.WebHome
1 +drafts.BMS Logic 18.WebHome
Content
... ... @@ -1,24 +1,5 @@
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 -== ​​​​​Safety rules ==
5 -
6 -Before use, **configure the system**. Proper operation of the BMS is possible only if it is correctly configured.
7 -
8 -It is not recommended to use the system in batteries formed by several series of cells connected in parallel. To increase capacity, it is recommended to connect several cells in parallel groups, and then connect the groups in series.
9 -
10 -(% class="box warningmessage" %)
11 -(((
12 -Communication cable between BMS Main and BMS Logic devices must be deattached during connection of battery cells to BMS Logic. Connecting the battery cells while BMS Logic attached the the BMS Main may cause device damage!
13 -)))
14 -
15 -(% class="box errormessage" %)
16 -(((
17 -The BMS can be connected to batteries with life-threatening and health-hazardous voltage levels. When working with high-voltage batteries, observe electrical safety regulations, use safety glasses, protective clothing, insulated tools and appliances. To prevent the damage of device avoid electrostatic discharges while working with the battery.
18 -)))
19 -
20 -== Installation procedure ==
21 -
22 22  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.
23 23  
24 24  The installation site must provide convenient access for subsequent connection to the device’s headers.
... ... @@ -27,33 +27,34 @@
27 27  
28 28  Overall and mounting dimensions of the BMS Logic 18 are shown below.
29 29  
30 -[[image:1736771889450-259.png||data-xwiki-image-style-alignment="center" height="405" width="600"]]
11 +[[image:1733150108388-179.png||data-xwiki-image-style-alignment="center" height="384" width="555"]]
31 31  
32 32  |**Parameter**|**Value**
33 -|(((
14 +| (((
34 34  Overall dimensions (length × width × height), mm
35 35  )))|214 × 140 × 16
36 36  |Mounting dimensions (length × width), mm|198 × 132
37 37  |Mounting holes|M4
19 +|Headers X1-X5 type|Molex series Micro-Fit
38 38  
39 -== Headers ==
21 +== (% style="color:#333333" %)2.2 (%%)Headers ==
40 40  
41 -The BMS Logic 18 is designed to measure temperature and voltage of 18 battery cells.
42 42  
43 -[[image:1736770801015-488.png||data-xwiki-image-style-alignment="center" height="350" width="600"]]
44 44  
45 -(% class="box warningmessage" %)
46 -(((
47 -**Attention!**
48 -All headers are shown from the device side!
49 -)))
50 50  
51 -=== X1 – header for cells ===
52 52  
53 -Receptacle Housing: Molex 430252000. Terminals: Molex 43030
54 54  
55 -[[image:1733150257406-647.jpeg||data-xwiki-image-style-alignment="center" height="73" width="256"]]
56 56  
29 +== ==
30 +
31 +The BMS Logic 18 is designed to measure temperature and voltage of 18 battery cells.
32 +
33 +[[image:1733150257403-684.png||data-xwiki-image-style-alignment="center" height="376" width="640"]]
34 +
35 +=== 2.2.1 X1 – header for cells ===
36 +
37 +[[image:1733150257406-647.jpeg||data-xwiki-image-style-alignment="center" height="76" width="268"]]
38 +
57 57  |**Pin**|**Name**|**Description**
58 58  |**1**|**V-**|Minus of the cell stack
59 59  |**2**|**C2**|Cell #2
... ... @@ -78,10 +78,8 @@
78 78  
79 79  === X2 – header 1 for temperature sensors ===
80 80  
81 -Receptacle Housing: Molex 430251800. Terminals: Molex 43030
63 +[[image:1733150257408-172.jpeg||data-xwiki-image-style-alignment="center"]]
82 82  
83 -[[image:1733150257408-172.jpeg||data-xwiki-image-style-alignment="center" height="81" width="267"]]
84 -
85 85  |**Pin**|**Name**|**Description**
86 86  |**1**|**TEMPG9**|Ground of the thermistor #9
87 87  |**2**|**TEMPG8**|Ground of the thermistor #8
... ... @@ -102,12 +102,14 @@
102 102  |**17**|**TEMP2**|Signal from the thermistor #2
103 103  |**18**|**TEMP1**|Signal from the thermistor #1
104 104  
105 -=== X3 – header 2 for temperature sensors ===
106 106  
107 -Receptacle Housing: Molex 430251800. Terminals: Molex 43030
86 +1.
87 +11.
88 +111. X3 – header 2 for temperature sensors
108 108  
109 -[[image:1733150257410-796.jpeg||data-xwiki-image-style-alignment="center" height="81" width="268"]]
110 110  
91 +[[image:1733150257410-796.jpeg]]
92 +
111 111  |**Pin**|**Name**|**Description**
112 112  |**1**|**TEMPG18**|Ground of the thermistor #18
113 113  |**2**|**TEMPG17**|Ground of the thermistor #17
... ... @@ -128,11 +128,12 @@
128 128  |**17**|**TEMP11**|Signal from the thermistor #11
129 129  |**18**|**TEMP10**|Signal from the thermistor #10
130 130  
131 -=== X4, X5 – headers for communication with BMS Main ===
132 132  
133 -Receptacle Housing: Molex 430250400. Terminals: Molex 43030
114 +1.
115 +11.
116 +111. X4, X5 – headers for communication with BMS Main
134 134  
135 -[[image:1733150513230-598.png||data-xwiki-image-style-alignment="center" height="89" width="81"]]
118 +[[image:file:///C:/Users/INASIB~~1/AppData/Local/Temp/msohtmlclip1/01/clip_image005.emz]]
136 136  
137 137  |**Pin**|**Name**|**Description**
138 138  |**1**|**RS485_A**|RS-485 line A for communication with the BMS Main
... ... @@ -140,9 +140,10 @@
140 140  |**3**|**+5V**|Supply voltage 5V
141 141  |**4**|**GND**|Ground
142 142  
143 -== Switches and Indicators ==
144 144  
145 -=== SWD1 – address switch ===
127 +1.
128 +11.
129 +111. SWD1 – address switch
146 146  
147 147  |**Switch number**|**Description**
148 148  |**1**|The first (the lowest) bit of the address. Position ON - bit is 1
... ... @@ -151,65 +151,27 @@
151 151  |**4**|The fourth bit of the address. Position ON - bit is 1
152 152  |**5**|The fifth (the highest) bit of the address. Position ON - bit is 1
153 153  
154 -(% class="box infomessage" %)
155 -(((
156 -**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:Battery management systems.BMS Logic 18.3\. Configuration.WebHome]]).
157 -)))
158 158  
159 -=== SWD2 – RS-485 termination resistor switch ===
139 +**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 4.2 Configuration procedure).
160 160  
161 -To connect the termination resistor between the **RS485_A** and **RS485_B** lines, switch SWD2 to the ON position.
162 162  
163 -(% class="box infomessage" %)
164 -(((
165 -**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.
166 -)))
142 +1.
143 +11.
144 +111. SWD2 – RS-485 termination resistor switch
167 167  
168 -=== DS1 – mode indicator ===
146 +To connect the termination resistor between the **RS485_A** and **RS485_B** lines, switch SWD2 to the ON position.
169 169  
170 -(% style="width:551px" %)
171 -|(% style="width:188px" %)**State**|(% style="width:362px" %)**Description**
172 -|(% style="width:188px" %)**Blinking**|(% style="width:362px" %)Connection between the BMS Main and the device is established
173 -|(% 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
174 -|(% style="width:188px" %)**Long flashing (1 second in a 2 second period)**|(% style="width:362px" %)The device is in the bootloader mode
175 175  
176 -== Connection procedure ==
149 +**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.**
177 177  
178 -=== Connection to BMS Main ===
179 179  
180 -To connect the BMS Main to BMS Logic 18 do the following steps:
152 +1.
153 +11.
154 +111. DS1 – mode indicator
181 181  
182 -1. Connect the BMS Main to the first BMS Logic 18 (P15 -> X4);
183 -1. Connect the BMS Logic 18 to each other (X5 -> X4);
184 -1. Switch SWD2 on the last BMS Logic 18 to the ON position or connect a 120 Ohm termination resistor directly to the X5 connector of the last BMS Logic 18.
156 +|**State**|**Description**
157 +|**Blinking**|Connection between the BMS Main and the device is established
158 +|**Short flashing (~~50 milliseconds in a second)**|The device is measuring voltage and temperature. No communication between the BMS Main and the device
159 +|**Long flashing (1 second in a 2 second period)**|The device is in the bootloader mode
185 185  
186 -(% class="box infomessage" %)
187 -(((
188 -**Recommendations:**
189 -~1. The total cable length (the sum of the lengths of all cables) between the BMS Main and the last BMS Logic 18 should not exceed 500 meters.
190 -2. Make all connections with the same cable.
191 -3. For a total cable length of more than 10 meters use twisted pair with the 120 Ohm wave impedance.
192 -)))
193 -
194 -=== Connecting battery cells ===
195 -
196 -To connect the battery cells, follow figure below. Incorrect connection of the cells can damage the BMS Logic 18.
197 -
198 -Begin the connection with the negative of the battery: the "V-" of the first BMS Logic 18 is connected to "B-", then the first cell (C1) of the battery is connected, then the second (C2), etc. The “V-“ of the next BMS Logic 18 is connected to the C18 of the previous BMS Logic 18. If not all inputs of the cells are used, then the remaining inputs are connected to the cell with the most potential.
199 -
200 -
201 -[[image:1733151263524-832.jpeg||data-xwiki-image-style-alignment="center" height="492" width="612"]]
202 -
203 -(% class="box warningmessage" %)
204 -(((
205 -**Attention!**
206 -Connect the battery according to the diagram, otherwise the device may be damaged!
207 -)))
208 -
209 -=== Connecting thermistors ===
210 -
211 -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).
212 -
213 -[[image:1733231170607-745.png||data-xwiki-image-style-alignment="center" height="324" width="806"]]
214 -
215 215  
1733150486376-819.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -1.5 KB
Content
1733150513230-598.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -1.7 KB
Content
1733151263524-832.jpeg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -114.2 KB
Content
1733231170607-745.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -254.4 KB
Content
1736770801015-488.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -26.0 KB
Content
1736771889450-259.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -36.9 KB
Content