Changes for page 2. Installation and connection

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Details

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Title

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1		-2. Installation and connection
	1	+2. Connection procedure

Parent

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1		-Battery management systems.BMS Main 2\.1.WebHome
	1	+Controllers.BMS Main 2\.1.WebHome

Content

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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 =
3		-
4		-== Installation procedure ==
5		-
6		-Overall and mounting dimensions of the BMS Main 2.1 are shown below.
7		-
8		-[[image:1732198397369-222.png||data-xwiki-image-style-alignment="center" height="393" width="556"]]
9		-
10		-(% style="width:494px" %)
11		-|**Parameter**|(% style="width:178px" %)**Value**
12		-|Overall dimensions (length × width × height), mm|(% style="width:178px" %)120 × 120 × 32
13		-|Mounting dimensions (length × width), mm|(% style="width:178px" %)114 × 114
14		-|Mounting holes|(% style="width:178px" %)M3
15		-
16		-== Connection procedure ==
17		-
18	18	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.
19	19
20	20	1. Connect the charging and discharging contactors to the P6-P9 headers.
...	...	@@ -22,24 +22,19 @@
22	22	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.
23	23	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.
24	24
25		-== ​​​​Headers description ==
	8	+= ​​​​Headers description =
26	26
27	27	The BMS Main 2.1 headers are shown in figure below.
28	28
29		-[[image:1731516393377-928.jpeg||alt="1731517946345-632.png" data-xwiki-image-style-alignment="center" height="417" width="451"]]
	12	+[[The BMS Main 2.1 headers>>image:1731517946345-632.png||height="417" width="451"]]
30	30
31		-(% class="box warningmessage" %)
32		-(((
33		-**Attention!**
34		-All headers are shown from the device side!
35		-)))
	14	+(% class="wikigeneratedid" %)
	15	+Folo
36	36
37	37	=== P1 – header for power supply ===
38	38
39		-Receptacle Housing: Molex 39012020. Terminals: Molex 5556
	19	+[[image:1731516593096-166.png||data-xwiki-image-style-alignment="center"]]
40	40
41		-[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
42		-
43	43	|**Pin**|**Name**|**Description**
44	44	|**1**|**GND**|Ground
45	45	|**2**|**V+**|Supply voltage 9-30V
...	...	@@ -46,10 +46,8 @@
46	46
47	47	=== P15 – header for BMS Logic ===
48	48
49		-Receptacle Housing: Molex 430250400. Terminals: Molex 43030
	27	+[[image:1731516577472-301.png||data-xwiki-image-style-alignment="center"]]
50	50
51		-[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
52		-
53	53	|**Pin**|**Name**|**Description**
54	54	|**1**|**RS485_A**|RS-485 line A for communication with BMS Logic
55	55	|**2**|**RS485_B**|RS-485 line B for communication with BMS Logic
...	...	@@ -58,10 +58,8 @@
58	58
59	59	=== P12 – header for current sensor ===
60	60
61		-Receptacle Housing: Molex 430250400. Terminals: Molex 43030
	37	+[[image:1731516685999-633.png||data-xwiki-image-style-alignment="center"]]
62	62
63		-[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
64		-
65	65	|**Pin**|**Name**|**Description**
66	66	|**1**|**+5V**|Supply voltage for the current sensor 5V, max 50 mA
67	67	|**2**|**GND**|Ground
...	...	@@ -70,10 +70,8 @@
70	70
71	71	=== P13 – header for humidity sensor ===
72	72
73		-Receptacle Housing: Molex 430250400. Terminals: Molex 43030
	47	+[[image:1731516942455-641.png||data-xwiki-image-style-alignment="center"]]
74	74
75		-[[image:1732198896526-660.png||data-xwiki-image-style-alignment="center" height="70" width="64"]]
76		-
77	77	|**Pin**|**Name**|**Description**
78	78	|**1**|**+5V**|Supply voltage 5 V, max 50 mA
79	79	|**2**|**GND**|Ground
...	...	@@ -82,63 +82,48 @@
82	82
83	83	=== P8 – header of relay 1 ===
84	84
85		-Receptacle Housing: Molex 39012020. Terminals: Molex 5556
	57	+[[image:1731517023208-641.png||data-xwiki-image-style-alignment="center"]]
86	86
87		-[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
88		-
89	89	By default, relay 1 is used to control the discharging contactor.
90	90
91	91	|**Pin**|**Name**|**Description**
92		-|**1**|**V+**|Switching voltage (up to 55V, max 3A)
	62	+|**1**|**V+**|Switching voltage (up to 55V, max 2A)
93	93	|**2**|**NO**|Normally open contact
94	94
95		-Cont
96		-
97	97	=== P9 – header of relay 2 ===
98	98
99		-Receptacle Housing: Molex 39012020. Terminals: Molex 5556
	67	+[[image:1731517025702-799.png||data-xwiki-image-style-alignment="center"]]
100	100
101		-[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
102		-
103	103	By default, relay 2 is used to output the “Allow charging” signal.
104	104
105	105	|**Pin**|**Name**|**Description**
106		-|**1**|**V+**|Switching voltage (up to 55V, max 3A)
	72	+|**1**|**V+**|Switching voltage (up to 55V, max 2A)
107	107	|**2**|**NO**|Normally open contact
108	108
109	109	=== P6 – header of relay 3 ===
110	110
111		-Receptacle Housing: Molex 39012020. Terminals: Molex 5556
	77	+[[image:1731517025702-799.png||data-xwiki-image-style-alignment="center"]]
112	112
113		-[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
114		-
115	115	By default, relay 3 is used to control the charging contactor.
116	116
117	117	|**Pin**|**Name**|**Description**
118		-|**1**|**V+**|Switching voltage up to 55V,
119		-up to 8A (board rev. 2.1b), up to 3A (board rev. 2.1c)
	82	+|**1**|**V+**|Switching voltage (up to 55V, max 8A)
120	120	|**2**|**NO**|Normally open contact
121	121
122	122	=== P7 – header of relay 4 ===
123	123
124		-Receptacle Housing: Molex 39012020. Terminals: Molex 5556
	87	+[[image:1731517025702-799.png||data-xwiki-image-style-alignment="center"]]
125	125
126		-[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
127		-
128	128	By default, relay 4 is used to control the heater.
129	129
130		-|**Pin**|**Name**|**Description**
131		-|**1**|**V+**|Switching voltage up to 55V,
132		-up to 8A (board rev. 2.1b), up to 3A (board rev. 2.1c)
133		-|**2**|**NO**|Normally open contact
	91	+**Pin**|**Name**|**Description**
	92	+**1**|**V+**|Switching voltage (up to 55V, max 8A)
	93	+**2**|**NO**|Normally open contact
134	134
135	135	=== P14 – header for CAN and RS-485 interfaces ===
136	136
137		-Receptacle Housing: Molex 430250600. Terminals: Molex 43030
	97	+[[image:1731517180930-597.png||data-xwiki-image-style-alignment="center"]]
138	138
139		-[[image:1731517180930-597.png||data-xwiki-image-style-alignment="center" height="81" width="113"]]
140		-
141		-(% style="width:641px" %)
142	142	|**Pin**|**Name**|**Description**
143	143	|**1**|**EXT_RS485_A**|RS-485 line A for communication with external equipment
144	144	|**2**|**CAN_H**|CAN H line for communication with external equipment
...	...	@@ -149,7 +149,7 @@
149	149
150	150	=== P21 – CAN termination resistor jumper ===
151	151
152		-[[image:1731517188900-976.png||data-xwiki-image-style-alignment="center" height="78" width="149"]]
	109	+[[image:1731517188900-976.png||data-xwiki-image-style-alignment="center"]]
153	153
154	154	To connect the termination resistor between the lines **CAN_H** and **CAN_L**, install a jumper, according to the P21 pinout:
155	155
...	...	@@ -159,7 +159,7 @@
159	159
160	160	=== P22 - RS-485 termination resistor jumper ===
161	161
162		-[[image:1731517195672-298.png||data-xwiki-image-style-alignment="center" height="81" width="155"]]
	119	+[[image:1731517195672-298.png||data-xwiki-image-style-alignment="center"]]
163	163
164	164	To connect the termination resistor between the **EXT_RS485_A** and **EXT_RS485_B** lines, install a jumper according to the P22 pinout:
165	165
...	...	@@ -169,10 +169,8 @@
169	169
170	170	=== P11 – header for discrete inputs/outputs ===
171	171
172		-Receptacle Housing: Molex 430251600. Terminals: Molex 43030
	129	+[[image:1731517206246-979.png||data-xwiki-image-style-alignment="center"]]
173	173
174		-[[image:1732198937514-731.png||data-xwiki-image-style-alignment="center" height="85" width="272"]]
175		-
176	176	|**Pin**|**Name**|**Description**
177	177	|**16**|**IN_1**|Discrete input #1 “dry contact” (+5V)
178	178	|**8**|**GND_1**|Discrete input #1 “dry contact” (ground)
...	...	@@ -191,7 +191,7 @@
191	191	|**9**|**OUT_1**|Discrete output #1 (+5V, 20mA)
192	192	|**1**|**GND_OUT_1**|Discrete output #1 (ground)
193	193
194		-== Indicators ==
	149	+= Indicators =
195	195
196	196	=== DS1 – power indicator ===
197	197
...	...	@@ -213,10 +213,9 @@
213	213
214	214	=== DS4 – error indicator ===
215	215
	171	+|**State**|**Description**
	172	+|**Blinking red**|Errors in communication with BMS Logic
216	216
217		-|(**State**|**Description**
218		-|(**Blinking red**|Errors in communication with BMS Logic
219		-
220	220	=== DS7 – relay 1 indicator ===
221	221
222	222	|**State**|**Description**
...	...	@@ -225,6 +225,7 @@
225	225
226	226	=== DS8 – relay 2 indicator ===
227	227
	182	+
228	228	|**State**|**Description**
229	229	|**Lights green**|Relay #2 is closed
230	230	|**Off**|Relay #2 is opened

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