Skip to Content
Last modified by Admin on 2026/04/02 13:49
From version 87.1
edited by Admin
on 2026/03/25 16:39
Change comment: Uploaded new attachment "1732198890482-787.png", version {1}
To version 90.2
edited by Admin
on 2026/04/02 13:49
Change comment: Update document after refactoring.

Summary

Details

Page properties
Parent
... ... @@ -1,1 +1,1 @@
1 -drafts.BMS Main 2R.WebHome
1 +Battery management systems.BMS Main 2R.WebHome
Content
... ... @@ -96,197 +96,142 @@
96 96  [[image:1774456661980-866.png||data-xwiki-image-style-alignment="center" height="211" width="282"]]
97 97  
98 98  
99 -=== X8 – header for current sensor ===
99 +=== X8 – header for current sensor 1 ===
100 100  
101 -Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
101 +Receptacle Housing: Molex 430250400. Terminals: Molex 43030
102 102  
103 -[[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
103 +[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
104 104  
105 105  |**Pin**|**Name**|**Description**
106 -|**1**|**CAN3_H**|CAN3 line H
107 -|**2**|**CAN3_L**|CAN3 line L
108 -|**3**|**GND**|Ground
109 -|**4**|**CAN3_5V**|CAN3 power line (5 V, max 400 mA)
106 +|**1**|**+5V**|Supply voltage for the current sensor 5V, max 50 mA
107 +|**2**|**GND**|Ground
108 +|**3**|**CS1_OUT**|Current sensor 1 output
109 +|**4**|**CS1_REF**|Current sensor 1 reference signal
110 110  
111 -(% class="box infomessage" %)
112 -(((
113 -**Note:**
114 -CAN3 operates differently depending on used firmware:
111 +=== X9 – (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)header for current sensor 2(%%) ===
115 115  
116 -* **BMS Main 3:** CAN3 bus is reserved;
117 -* **BMS Main 3X:** CAN3 bus is used to connect with BMS Main 3 inside parallel strings. Diagram for connecting battery modules to the CAN3 bus:
113 +Receptacle Housing: Molex 430250400. Terminals: Molex 43030
118 118  
119 -[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="417"]]
120 -)))
115 +[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
121 121  
122 -=== X9 – header for BMS Logic (RS-485-2) ===
123 -
124 -Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
125 -
126 -[[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
127 -
128 128  |**Pin**|**Name**|**Description**
129 -|**1**|**LOGIC_B**|RS-485 line B for communication with BMS Logic
130 -|**2**|**LOGIC_A**|RS-485 line A for communication with BMS Logic
131 -|**3**|**GND**|Ground
132 -|**4**|**LOGIC_5V**|BMS Logic power line (+5V, max 400mA)
118 +|**1**|**+5V**|Supply voltage for the current sensor 5V, max 50 mA
119 +|**2**|**GND**|Ground
120 +|**3**|**CS2_OUT**|Current sensor 2 output
121 +|**4**|**CS2_REF**|Current sensor 2 reference signal
133 133  
134 -(% class="box infomessage" %)
135 -(((
136 -**Note:**
137 -RS-485-2 operates differently depending on used firmware:
123 +=== X10 – (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)header for temperature sensors(%%) ===
138 138  
139 -* **BMS Main 3X:** RS-485-2 bus is reserved;
140 -* **BMS Main 3:** RS-485-2 bus is used to connect with BMS Logics in a battery pack. Connection diagram for BMS Logic devices:
125 +Receptacle Housing: Molex 430250400. Terminals: Molex 43030
141 141  
142 -[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="400"]]
143 -)))
127 +[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
144 144  
145 -=== X10 – ===
129 +|**Pin**|**Name**|**Description**
130 +|**1, 2**|**GND**|Ground
131 +|**3**|**T_SENS1**|Temperature sensor 1 output
132 +|**4**|**T_SENS2**|Temperature sensor 2 output
146 146  
147 -=== X11 – header for high-voltage bus before contactors (plus) ===
134 +=== X11 – (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)header for BMS Logic(%%) ===
148 148  
149 -Receptacle Housing: Molex 436450200. Terminals: Molex 43030
136 +Receptacle Housing: Molex 430250400. Terminals: Molex 43030
150 150  
151 -[[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
138 +[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
152 152  
153 153  |**Pin**|**Name**|**Description**
154 -|**1**|**IN1+**|Plus of the high-voltage bus (before contactors)
155 -|**2**|**IN1+**|Plus of the high-voltage bus (before contactors)
141 +|**1**|**LOGIC_A**|RS-485 line A for communication with BMS Logic
142 +|**2**|**LOGIC_B**|RS-485 line B for communication with BMS Logic
143 +|**3**|**LOGIC_5V**|Supply voltage for BMS Logic
144 +|**4**|**GND**|Ground
156 156  
157 -(% class="box warningmessage" %)
158 -(((
159 -The connected voltage must not exceed 1000V.
160 -)))
146 +=== X12 – header for CAN2 interface ===
161 161  
162 -=== X12 – header for high-voltage bus before contactors (minus) ===
148 +Receptacle Housing: Molex 430250400. Terminals: Molex 43030
163 163  
164 -Receptacle Housing: Molex 436450200. Terminals: Molex 43030
150 +[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
165 165  
166 -[[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
167 -
168 168  |**Pin**|**Name**|**Description**
169 -|**1**|**IN1-**|Minus of the high-voltage bus (before contactors)
170 -|**2**|**IN1-**|Minus of the high-voltage bus (before contactors)
153 +|**1**|**CAN2_H**|CAN2 H line for communication with internal equipment
154 +|**2**|**CAN2_L**|CAN2 L line for communication with internal equipment
155 +|**3**|**–**|–
156 +|**4**|**GND**|Ground
171 171  
172 -(% class="box warningmessage" %)
173 -(((
174 -The connected voltage must not exceed 1000V.
175 -)))
158 +=== X13 – header for CAN1 and RS-485 interfaces ===
176 176  
177 -=== X13 – header for high-voltage bus after contactors (plus) ===
160 +Receptacle Housing: Molex 430250600. Terminals: Molex 43030
178 178  
179 -Receptacle Housing: Molex 436450200. Terminals: Molex 43030
162 +[[image:https://docs.movicomelectric.com/bin/download/Battery%20management%20systems/BMS%20Main%202.1/2.%20Installation%20and%20connection/WebHome/1731517180930-597.png?width=113&height=81&rev=1.1||alt="1731517180930-597.png" data-xwiki-image-style-alignment="center" height="81" width="113"]]
180 180  
181 -[[image:1733316780753-798.png||data-xwiki-image-style-alignment="center" height="60" width="91"]]
182 -
183 183  |**Pin**|**Name**|**Description**
184 -|**1**|**IN2+**|Plus of the high-voltage bus (after contactors)
185 -|**2**|**IN2+**|Plus of the high-voltage bus (after contactors)
165 +|**1**|**RS485_1_A**|RS-485-1 line A for communication with external equipment
166 +|**2**|**CAN1_H**|CAN1 H line for communication with external equipment
167 +|**3**|**+5V**|Supply voltage 5V for external devices, max 200 mA
168 +|**4**|**RS485_1_B**|RS-485-1 line B for communication with external equipment
169 +|**5**|**CAN1_L**|CAN1 L line for communication with external equipment
170 +|**6**|**GND**|Ground
186 186  
187 -(% class="box warningmessage" %)
188 -(((
189 -The connected voltage must not exceed 1000V.
190 -)))
172 +=== J1 – jumper for switching CAN2 bus terminal resistor ===
191 191  
192 -=== X14 – header for high-voltage bus after contactors (minus) ===
193 193  
194 -Receptacle Housing: Molex 436450200. Terminals: Molex 43030
175 +[[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN2_H **and **CAN2_L **lines, install a jumper. The jumper is installed according to the table:
195 195  
196 -[[image:1733316843397-336.png||data-xwiki-image-style-alignment="center" height="53" width="79"]]
197 -
198 198  |**Pin**|**Name**|**Description**
199 -|**1**|**IN2-**|Minus of the high-voltage bus (after contactors)
200 -|**2**|**IN2-**|Minus of the high-voltage bus (after contactors)
178 +|**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN1 bus is connected
179 +|**2-3**|**-**|The 120 Ohm terminal resistor of the CAN1 bus is disconnected
201 201  
202 -(% class="box warningmessage" %)
203 -(((
204 -The connected voltage must not exceed 1000V.
205 -)))
181 +=== J2 – jumper for switching RS-485-1 bus terminal resistor ===
206 206  
207 -=== J1 – jumper for switching RS-485-1 bus terminal resistor ===
208 -
209 209  [[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]
210 210  
211 -To connect a terminal resistor between the **RS485_1_A** and **RS485_1_B** lines, install a jumper. The jumper is installed according to the table:
185 +To connect a terminal resistor between the **RS485_1_A **and **RS485_1_B **lines, install a jumper. The jumper is installed according to the table:
212 212  
213 213  |**Pin**|**Name**|**Description**
214 214  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the RS-485-1 bus is connected
215 215  |**2-3**|**-**|The 120 Ohm terminal resistor of the RS-485-1 bus is disconnected
216 216  
217 -=== J2 – jumper for switching CAN1 bus terminal resistor ===
191 +=== J3 – jumper for switching CAN1 bus terminal resistor ===
218 218  
219 219  
220 -[[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN1_H** and **CAN1_L** lines, install a jumper. The jumper is installed according to the table:
194 +[[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN1_H **and **CAN1_L **lines, install a jumper. The jumper is installed according to the table:
221 221  
222 222  |**Pin**|**Name**|**Description**
223 223  |**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN1 bus is connected
224 224  |**2-3**|**-**|The 120 Ohm terminal resistor of the CAN1 bus is disconnected
225 225  
226 -=== J3 – jumper for switching CAN2 bus terminal resistor ===
227 -
228 -
229 -[[image:1733316982359-759.png||data-xwiki-image-style-alignment="center" height="77" width="148"]]To connect a terminal resistor between the **CAN2_H** and **CAN2_L** lines, install a jumper. The jumper is installed according to the table:
230 -
231 -|**Pin**|**Name**|**Description**
232 -|**1-2**|**120 Ohm**|The 120 Ohm terminal resistor of the CAN2 bus is connected
233 -|**2-3**|**-**|The 120 Ohm terminal resistor of the CAN2 bus is disconnected
234 -
235 -=== J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
236 -
237 -The BMS Main 2R device implements a circuit for hardware opening of power contactors when the discrete input signal DIN7 and/or DIN8 (voltage level 9-32V) is removed. To enable this function, jumper J5 and/or J6 must be installed.
238 -
239 239  == Indicators ==
240 240  
241 -=== DS1 – LED indicating device power ===
202 +=== DS2 – operation indicator ===
242 242  
243 243  |**State**|**Description**
244 -|**Lights up green**|Device power (+5V) is present
245 -|**Doesn’t light up**|No device power
205 +|**Blinking green**|The BMS firmware is running
206 +|**Off**|The BMS firmware is not running
246 246  
247 -=== DS2 – LED indicating device work ===
208 +=== DS3 – communication indicator ===
248 248  
249 249  |**State**|**Description**
250 -|**Blinking green**|Executing the battery management program
251 -|**No blinking**|Program execution error
211 +|**Blinking yellow (2Hz)**|Initializing communication with BMS Logic boards
212 +|**Blinking yellow (25Hz)**|Communication with BMS Logic is established
252 252  
253 -=== DS3 – LED indicating interaction with child devices ===
214 +=== DS4 – error indicator ===
254 254  
255 -(% style="width:447px" %)
256 -|**State**|(% style="width:166px" %)**Description (Main 3)**|(% style="width:168px" %)**Description (Main 3X)**
257 -|**Blinking yellow**|(% style="width:166px" %)The device interacts with BMS Logic devices|(% style="width:168px" %)The device interacts with BMS Main 3 devices
258 -|**No blinking**|(% style="width:166px" %)-|(% style="width:168px" %)-
259 -
260 -=== DS4 – LED indicating loss of connection with child devices ===
261 -
262 -(% style="width:601px" %)
263 -|**State**|(% style="width:220px" %)**Description (Main 3)**|(% style="width:218px" %)**Description (Main 3X)**
264 -|**Blinking/lights up red**|(% style="width:220px" %)Communication with one or more BMS Logic devices is lost|(% style="width:218px" %)Communication with one or more BMS Main 3 devices is lost
265 -|**No blinking**|(% style="width:220px" %)Communication with BMS Logic devices is stable|(% style="width:218px" %)Communication with BMS Main 3 devices is stable
266 -
267 -=== DS5-DS10 – LEDs indicating contactor switches 1-6 ===
268 -
269 269  |**State**|**Description**
270 -|**Lights up green**|The switch supplies voltage to the contactor winding
271 -|**Doesn’t light up**|The switch doesn’t supply voltage to the contactor winding
217 +|**Blinking red**|Errors in communication with BMS Logic
272 272  
273 -=== DS11 – LED indicating the presence of power supply for contactors ===
219 +=== DS1.1-DS1.4 – relay 1-4 indicator ===
274 274  
275 275  |**State**|**Description**
276 -|**Lights up green**|Power supply for contactor switches (9-32V) is present
277 -|**Doesn’t light up**|Power supply for contactor switches (9-32V) is not present
222 +|**Lights green**|Relay #1-#4 is closed
223 +|**Off**|Relay #1-#4 is opened
278 278  
279 279  == Connection procedure ==
280 280  
281 281  All operations to connect the device must be carried out with the supply voltage removed.
282 282  
283 -* Connect the power contactors to header X2.
284 -* Connect one or more current sensors, as well as external temperature sensors (if necessary) to header X5.
285 -* Connect BMS Logic devices to header X9.
286 -* Connect digital inputs and outputs (if necessary) to header X3.
287 -* Connect the high voltage bus (if necessary) to headers X11-X14.
288 -* Connect the high-voltage network integrity circuit (if necessary) to header X4.
289 -* Connect external devices (if necessary) to header X6.
290 -* Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
291 -* If the BMS Main 2R is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
292 -* Connect an external power supply to header X1. The device will start when there is a 9-32V power supply and one of the KEYRUN or CHARGE_ON signals with a voltage of more than 8.5V is supplied.
229 +* Connect the power contactors to headers X4-X7.
230 +* Connect one or more current sensors to headers X8 and X9.
231 +* Connect external temperature sensors (if necessary) to header X10.
232 +* Connect BMS Logic devices to header X11.
233 +* Connect digital inputs and outputs (if necessary) to header X1.
234 +* Connect external devices (if necessary) to header X13.
235 +* Connect other devices (BMS Indication, BMS Display, if necessary) to header X12.
236 +* If the BMS Main 2R is the last device on the CAN2,  RS-485-1 or CAN1 bus, install jumpers J1-J3.
237 +* Connect an external power supply to header X3. The device will start when there is a 9-32V power supply.