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From version 29.2
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on 2024/11/21 14:21
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To version 26.1
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Summary

Details

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Title
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1 -2. Installation and connection
1 +2. Connection
Content
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1 -== 2.1 Installation procedure ==
1 +== 2.1 Connection procedure ==
2 2  
3 -Overall and mounting dimensions of the BMS Main 2.1 are shown in Figure 29.
4 -
5 -[[Dimensions of the BMS Main 2.1>>image:1732198397369-222.png||data-xwiki-image-style-alignment="center" height="393" width="556"]]
6 -
7 -|**Parameter**|**Value**
8 -|(((
9 -Overall dimensions (length × width × height), mm
10 -)))|120 × 120 × 32
11 -|Mounting dimensions (length × width), mm|114 × 114
12 -|Mounting holes|M3
13 -
14 -== 2.2 Connection procedure ==
15 -
16 16  The mounting area of the BMS Main 2.1 must be protected from mechanical particles (dust, dirt, large objects) and water. The installation site must provide convenient access for subsequent connection to the device’s headers.
17 17  
18 18  1. Connect the charging and discharging contactors to the P6-P9 headers.
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20 20  1. Connect the BMS Main 2.1 to the on-board CAN network. Observe the rules for connecting CAN devices. If the BMS Main 2.1 is the last device on a bus, close pins 1-2 on the P21 jumper, otherwise leave the jumper on pins 2-3.
21 21  1. Connect a power supply to the P1 header. It is not recommended to power the BMS Main 2.1 from the battery only, since at a critical discharge of the battery, it is not possible to turn on the BMS and close the charging contactor.
22 22  
23 -== 2.3 ​​​​Headers description ==
10 +== 2.2 ​​​​Headers description ==
24 24  
25 25  The BMS Main 2.1 headers are shown in figure below.
26 26  
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29 29  (% class="wikigeneratedid" %)
30 30  Following chapters describes the BMS Main 2.1 headers pinout.
31 31  
32 -=== 2.3.1 P1 – header for power supply ===
19 +=== 2.2.1 P1 – header for power supply ===
33 33  
34 -[[image:1732198827034-560.png||height="78" width="41"]]
21 +[[image:1731516593096-166.png||height="80" width="42"]]
35 35  
36 36  (% style="width:339px" %)
37 37  |(% style="width:71px" %)**Pin**|(% style="width:91px" %)**Name**|(% style="width:174px" %)**Description**
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38 38  |(% style="width:71px" %)**1**|(% style="width:91px" %)**GND**|(% style="width:174px" %)Ground
39 39  |(% style="width:71px" %)**2**|(% style="width:91px" %)**V+**|(% style="width:174px" %)Supply voltage 9-30V
40 40  
41 -=== 2.3.2 P15 – header for BMS Logic ===
28 +=== 2.2.2 P15 – header for BMS Logic ===
42 42  
43 -[[image:1732198849079-697.png||height="77" width="71"]]
30 +[[image:1731516577472-301.png||height="77" width="71"]]
44 44  
45 45  (% style="width:524px" %)
46 46  |(% style="width:69px" %)**Pin**|(% style="width:97px" %)**Name**|(% style="width:355px" %)**Description**
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49 49  |(% style="width:69px" %)**3**|(% style="width:97px" %)**+5V**|(% style="width:355px" %)Supply voltage for BMS Logic
50 50  |(% style="width:69px" %)**4**|(% style="width:97px" %)**GND**|(% style="width:355px" %)Ground
51 51  
52 -=== 2.3.3 P12 – header for current sensor ===
39 +=== 2.2.3 P12 – header for current sensor ===
53 53  
54 -[[image:1731516685999-633.png||height="74" width="68"]][[image:1732198890482-787.png||height="89" width="82"]]
41 +[[image:1731516685999-633.png||height="74" width="68"]]
55 55  
56 56  (% style="width:531px" %)
57 57  |(% style="width:75px" %)**Pin**|(% style="width:93px" %)**Name**|(% style="width:360px" %)**Description**
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60 60  |(% style="width:75px" %)**3**|(% style="width:93px" %)**Vcs**|(% style="width:360px" %)ADC input (current sensor output)
61 61  |(% style="width:75px" %)**4**|(% style="width:93px" %)**Vref**|(% style="width:360px" %)ADC input (current sensor reference signal)
62 62  
63 -=== 2.3.4 P13 – header for humidity sensor ===
50 +=== 2.2.4 P13 – header for humidity sensor ===
64 64  
65 65  [[image:1731516942455-641.png||height="70" width="64"]]
66 66  
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71 71  |(% style="width:77px" %)**3**|(% style="width:92px" %)**Vhs**|(% style="width:359px" %)ADC input (humidity sensor output)
72 72  |(% style="width:77px" %)**4**|(% style="width:92px" %)**Vts**|(% style="width:359px" %)ADC input (temperature sensor output)
73 73  
74 -=== 2.3.5 P8 – header of relay 1 ===
61 +=== 2.2.5 P8 – header of relay 1 ===
75 75  
76 76  [[image:1731517023208-641.png||height="80" width="42"]]
77 77  
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82 82  |(% style="width:82px" %)**1**|(% style="width:91px" %)**V+**|(% style="width:351px" %)Switching voltage (up to 55V, max 2A)
83 83  |(% style="width:82px" %)**2**|(% style="width:91px" %)**NO**|(% style="width:351px" %)Normally open contact
84 84  
85 -=== 2.3.6 P9 – header of relay 2 ===
72 +=== 2.2.6 P9 – header of relay 2 ===
86 86  
87 87  [[image:1731517025702-799.png||height="71" width="37"]]
88 88  
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93 93  |(% style="width:89px" %)**1**|(% style="width:91px" %)**V+**|(% style="width:341px" %)Switching voltage (up to 55V, max 2A)
94 94  |(% style="width:89px" %)**2**|(% style="width:91px" %)**NO**|(% style="width:341px" %)Normally open contact
95 95  
96 -=== 2.3.7 P6 – header of relay 3 ===
83 +=== 2.2.7 P6 – header of relay 3 ===
97 97  
98 98  [[image:1731517025702-799.png||height="67" width="35"]]
99 99  
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104 104  |(% style="width:101px" %)**1**|(% style="width:88px" %)**V+**|(% style="width:332px" %)Switching voltage (up to 55V, max 8A)
105 105  |(% style="width:101px" %)**2**|(% style="width:88px" %)**NO**|(% style="width:332px" %)Normally open contact
106 106  
107 -=== 2.3.8 P7 – header of relay 4 ===
94 +=== 2.2.8 P7 – header of relay 4 ===
108 108  
109 109  [[image:1731517025702-799.png||height="65" width="34"]]
110 110  
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115 115  |(% style="width:102px" %)**1**|(% style="width:93px" %)**V+**|(% style="width:332px" %)Switching voltage (up to 55V, max 8A)
116 116  |(% style="width:102px" %)**2**|(% style="width:93px" %)**NO**|(% style="width:332px" %)Normally open contact
117 117  
118 -=== 2.3.9 P14 – header for CAN and RS-485 interfaces ===
105 +=== 2.2.9 P14 – header for CAN and RS-485 interfaces ===
119 119  
120 120  [[image:1731517180930-597.png||height="81" width="113"]]
121 121  
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128 128  |(% style="width:107px" %)**5**|(% style="width:127px" %)**CAN_L**|(% style="width:404px" %)CAN L line for communication with external equipment
129 129  |(% style="width:107px" %)**6**|(% style="width:127px" %)**GND_CAN**|(% style="width:404px" %)Ground
130 130  
131 -=== 2.3.10 P21 – CAN termination resistor jumper ===
118 +=== 2.2.10 P21 – CAN termination resistor jumper ===
132 132  
133 133  [[image:1731517188900-976.png||height="78" width="149"]]
134 134  
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139 139  |**1-2**|(% style="width:122px" %)**120 Ohm**|(% style="width:400px" %)Termination resistor 120 Ohm is connected
140 140  |**2-3**|(% style="width:122px" %)**-**|(% style="width:400px" %)Termination resistor 120 Ohm is not connected
141 141  
142 -=== 2.3.11 P22 - RS-485 termination resistor jumper ===
129 +=== 2.2.11 P22 - RS-485 termination resistor jumper ===
143 143  
144 144  [[image:1731517195672-298.png||height="81" width="155"]]
145 145  
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150 150  |**1-2**|(% style="width:121px" %)**120 Ohm**|(% style="width:402px" %)Terminating resistor 120 Ohm is connected
151 151  |**2-3**|(% style="width:121px" %)**-**|(% style="width:402px" %)Terminating resistor 120 Ohm is not connected
152 152  
153 -=== 2.3.12 P11 – header for discrete inputs/outputs ===
140 +=== 2.2.12 P11 – header for discrete inputs/outputs ===
154 154  
155 155  [[image:1731517206246-979.png||height="81" width="258"]]
156 156  
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173 173  |(% style="width:98px" %)**9**|(% style="width:157px" %)**OUT_1**|(% style="width:326px" %)Discrete output #1 (+5V, 20mA)
174 174  |(% style="width:98px" %)**1**|(% style="width:157px" %)**GND_OUT_1**|(% style="width:326px" %)Discrete output #1 (ground)
175 175  
176 -= 2.4 Indicators =
163 += 2.3 Indicators =
177 177  
178 -=== 2.4.1 DS1 – power indicator ===
165 +=== 2.3.1 DS1 – power indicator ===
179 179  
180 180  (% style="width:442px" %)
181 181  |(% style="width:138px" %)**State**|(% style="width:301px" %)**Description**
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182 182  |(% style="width:138px" %)**Lights red**|(% style="width:301px" %)The device is powered
183 183  |(% style="width:138px" %)**Off**|(% style="width:301px" %)The device is not powered
184 184  
185 -=== 2.4.2 DS2 – operation indicator ===
172 +=== 2.3.2 DS2 – operation indicator ===
186 186  
187 187  (% style="width:442px" %)
188 188  |(% style="width:137px" %)**State**|(% style="width:302px" %)**Description**
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189 189  |(% style="width:137px" %)**Blinking green**|(% style="width:302px" %)The BMS firmware is running
190 190  |(% style="width:137px" %)**Off**|(% style="width:302px" %)The BMS firmware is not running
191 191  
192 -=== 2.4.3 DS3 – communication indicator ===
179 +=== 2.3.3 DS3 – communication indicator ===
193 193  
194 194  (% style="width:539px" %)
195 195  |(% style="width:175px" %)**State**|(% style="width:361px" %)**Description**
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196 196  |(% style="width:175px" %)**Blinking yellow (2Hz)**|(% style="width:361px" %)Initializing communication with BMS Logic boards
197 197  |(% style="width:175px" %)**Blinking yellow (25Hz)**|(% style="width:361px" %)Communication with BMS Logic is established
198 198  
199 -=== 2.4.4 DS4 – error indicator ===
186 +=== 2.3.4 DS4 – error indicator ===
200 200  
201 201  (% style="width:539px" %)
202 202  |(% style="width:176px" %)**State**|(% style="width:360px" %)**Description**
203 203  |(% style="width:176px" %)**Blinking red**|(% style="width:360px" %)Errors in communication with BMS Logic
204 204  
205 -=== 2.4.5 DS7 – relay 1 indicator ===
192 +=== 2.3.5 DS7 – relay 1 indicator ===
206 206  
207 207  (% style="width:541px" %)
208 208  |(% style="width:179px" %)**State**|(% style="width:359px" %)**Description**
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209 209  |(% style="width:179px" %)**Lights green**|(% style="width:359px" %)Relay #1 is closed
210 210  |(% style="width:179px" %)**Off**|(% style="width:359px" %)Relay #1 is opened
211 211  
212 -=== 2.4.6 DS8 – relay 2 indicator ===
199 +=== 2.3.6 DS8 – relay 2 indicator ===
213 213  
214 214  (% style="width:542px" %)
215 215  |(% style="width:180px" %)**State**|(% style="width:359px" %)**Description**
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216 216  |(% style="width:180px" %)**Lights green**|(% style="width:359px" %)Relay #2 is closed
217 217  |(% style="width:180px" %)**Off**|(% style="width:359px" %)Relay #2 is opened
218 218  
219 -=== 2.4.7 DS5 – relay 3 indicator ===
206 +=== 2.3.7 DS5 – relay 3 indicator ===
220 220  
221 221  (% style="width:542px" %)
222 222  |(% style="width:183px" %)**State**|(% style="width:356px" %)**Description**
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223 223  |(% style="width:183px" %)**Lights green**|(% style="width:356px" %)Relay #3 is closed
224 224  |(% style="width:183px" %)**Off**|(% style="width:356px" %)Relay #3 is opened
225 225  
226 -=== 2.4.8 DS6 – relay 4 indicator ===
213 +=== 2.3.8 DS6 – relay 4 indicator ===
227 227  
228 228  (% style="width:542px" %)
229 229  |(% style="width:187px" %)**State**|(% style="width:352px" %)**Description**
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