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Last modified by Admin on 2025/03/18 12:51
From version 42.1
edited by Admin
on 2024/12/12 16:32
Change comment: Renamed back-links.
To version 39.1
edited by Admin
on 2024/12/12 16:22
Change comment: There is no comment for this version

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3 3  
4 4  == Installation procedure ==
5 5  
6 -The mounting location of the BMS Main 3 / BMS Main 3X device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
6 +The mounting location of the BMS Main 3 device must be protected from mechanical particles (dust, dirt, large objects) and water. The installation location must provide easy access for subsequent connection to the device connectors.
7 7  
8 8  Overall and mounting dimensions are shown in figure below.
9 9  
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16 16  
17 17  == Headers ==
18 18  
19 -The location and designation of connectors on the BMS Main 3 / BMS Main 3X device are shown below.
19 +The location and designation of connectors on the BMS Main 3 device are shown below.
20 20  
21 21  (% contenteditable="false" tabindex="-1" %)
22 22  (((
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98 98  |**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
99 99  |**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
100 100  
101 - If the BMS Main 3 / BMS Main 3X device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 / BMS Main 3X is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
101 + If the BMS Main 3 device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 3 is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
102 102  
103 103  Connection diagram to the current loop:
104 104  
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197 197  |**3**|**GND**|Ground
198 198  |**4**|**LOGIC_5V**|BMS Logic power line (+5V, max 400mA)
199 199  
200 -(% class="box infomessage" %)
201 -(((
202 -**Note:**
203 -RS-485-2 operates differently depending on used firmware:
200 +Connection diagram for BMS Logic devices:
204 204  
205 -* **BMS Main 3X:** RS-485-2 bus is reserved;
206 -* **BMS Main 3:** RS-485-2 bus is used to connect with BMS Logics in a battery pack. Connection diagram for BMS Logic devices:
202 +[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" height="163" width="400"]]
207 207  
208 -[[image:1733316674363-604.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="400"]]
209 -)))
210 -
211 211  === X10 – miniUSB connector ===
212 212  
213 -The miniUSB connector is used to configure the parameters of the BMS Main 3 / BMS Main 3X device.
206 +The miniUSB connector is used to configure the parameters of the BMS Main 3 device.
214 214  
215 215  === X11 – header for high-voltage bus before contactors (plus) ===
216 216  
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294 294  
295 295  === J5, J6 – jumpers for emergency opening of contactors when removing discrete input signals DIN7, DIN8 ===
296 296  
297 -The BMS Main 3 / BMS Main 3X 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.
290 +The BMS Main 3 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.
298 298  
299 299  == Indicators ==
300 300  
... ... @@ -338,7 +338,7 @@
338 338  
339 339  (% class="box warningmessage" %)
340 340  (((
341 -Before connection, configure the device (see [[Settings>>doc:Battery management systems.BMS Main 3.3\. Configuration.WebHome]]). Correct operation of the BMS system is only possible with correct configuration.
334 +Before connection, configure the device (see [[Settings>>doc:Battery management systems.BMS Main 3.3\. Settings.WebHome]]). Correct operation of the BMS system is only possible with correct configuration.
342 342  )))
343 343  
344 344  All operations to connect the device must be carried out with the supply voltage removed.
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351 351  * Connect the high-voltage network integrity circuit (if necessary) to header X4.
352 352  * Connect external devices (if necessary) to header X6.
353 353  * Connect other devices (BMS Indication, BMS Display, if necessary) to header X7.
354 -* If the BMS Main 3 / BMS Main 3X is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
347 +* If the BMS Main 3 is the last device on the RS-485-1, CAN1, or CAN2 bus, install jumpers J1-J3.
355 355  * 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.