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Last modified by Admin on 2026/04/02 13:49
From version 87.2
edited by Admin
on 2026/03/25 16:39
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To version 82.2
edited by Admin
on 2026/03/25 16:35
Change comment: There is no comment for this version

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... ... @@ -81,33 +81,148 @@
81 81  
82 82  
83 83  
84 -=== X4, X5, X6, X7 – header of relay 1, 2, 3 and 4 ===
84 +=== X4, X5, X6, X7 – ===
85 85  
86 -Receptacle Housing: Molex 39012020. Terminals: Molex 5556
86 +Receptacle Housing: Hirose ZE05-24DS-HU/R. Terminals: Hirose ZE05-2022SCF
87 87  
88 -[[image:1732198827034-560.png||data-xwiki-image-style-alignment="center" height="78" width="41"]]
88 +(% aria-label="1732121811285-182.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121811285-182.png||data-xwiki-image-style-alignment="center" height="94" width="531"]]
89 89  
90 90  |**Pin**|**Name**|**Description**
91 -|**1**|**V+**|Switching voltage (up to 55V, max 3A)
92 -|**2**|**NO**|Normally open contact
91 +|**1–8, 12, 16–17, 21**|**DIO_GND**|Ground of input and output signals
92 +|**9**|**DIN1_SIGNAL**|Discrete input 1 “dry contact”
93 +|**10**|**DIN2_SIGNAL**|Discrete input 2 “dry contact”
94 +|**11**|**DIN3_SIGNAL**|Discrete input 3 “dry contact”
95 +|**13**|**DIN4_SIGNAL**|Discrete input 4 “dry contact”
96 +|**14**|**DIN5_SIGNAL**|Discrete input 5 “dry contact”
97 +|**15**|**DIN6_SIGNAL**|Discrete input 6 “dry contact”
98 +|**18**|**DIN7_VIN**|Discrete input 7 (signal detection with voltage 9-32V)
99 +|**19**|**DIN8_VIN**|Discrete input 8 (signal detection with voltage 9-32V)
100 +|**20**|**DOUT1_OD**|Discrete output 1 “open drain” (60 V, 1A)
101 +|**22**|**DOUT2_OD**|Discrete output 2 “open drain” (60 V, 1A)
102 +|**23**|**DOUT3_OD**|Discrete output 3 “open drain” (60 V, 1A)
103 +|**24**|**DOUT4_OD**|Discrete output 4 “open drain” (60 V, 1A)
93 93  
94 -Contactor connection example for all relays:
105 +Connection diagram of a discrete input to a dry contact output:
95 95  
96 -[[image:1774456661980-866.png||data-xwiki-image-style-alignment="center" height="211" width="282"]]
107 +(% aria-label="1732121887401-555.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121887401-555.png||data-xwiki-image-style-alignment="center" height="63" width="196"]](% title="Click and drag to resize" %)​(%%)Connection diagram of a discrete input to an open collector output:
97 97  
109 +(% aria-label="1732122137116-973.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732122137116-973.png||data-xwiki-image-style-alignment="center" height="100" width="274"]](% title="Click and drag to resize" %)​(%%)Connection diagram for a discrete input for detecting a 9-32V signal:
98 98  
99 -=== X8 – header for current sensor 1 ===
111 +(% aria-label="1732121926812-202.png image widget" data-widget="image" contenteditable="false" role="region" tabindex="-1" %)[[image:1732121926812-202.png||data-xwiki-image-style-alignment="center" height="76" width="242"]](% title="Click and drag to resize" %)​(%%)Connection diagram for discrete output:
100 100  
101 -Receptacle Housing: Molex 430250400. Terminals: Molex 43030
113 +[[image:1739361269041-663.png||data-xwiki-image-style-alignment="center" height="93" width="275"]]
102 102  
103 -[[image:1732198890482-787.png||data-xwiki-image-style-alignment="center" height="77" width="71"]]
115 +=== X4 – header for HVIL ===
104 104  
117 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
118 +
119 +[[image:1732122015188-642.png||data-xwiki-image-style-alignment="center" height="64" width="150"]]
120 +
105 105  |**Pin**|**Name**|**Description**
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
122 +|**1**|**-**|Not used
123 +|**2**|**HVIL_OUT**|Output of the current measurement circuit in the current loop (lower potential, measuring shunt output)
124 +|**3**|**HVIL_IN**|Input of the current measurement circuit in the current loop (higher potential, measuring shunt input)
125 +|**4**|**HVIL_PWR**|Current loop power supply (max 5V, 25mA)
110 110  
127 + If the BMS Main 2R device generates current in a current loop, the current loop must be connected to the **HVIL_PWR** and **HVIL_IN** pins. If BMS Main 2R is a passive current loop meter, then the current loop must be connected to the **HVIL_IN** and **HVIL_OUT** pins.
128 +
129 +Connection diagram to the current loop:
130 +
131 +[[image:1739361367866-742.png||data-xwiki-image-style-alignment="center" height="210" width="281"]]
132 +
133 +=== X5 – header for current and temperature sensors ===
134 +
135 +Receptacle Housing: Hirose ZE05-16DS-HU/R. Terminals: Hirose ZE05-2022SCF
136 +
137 +[[image:1733311958053-469.png||data-xwiki-image-style-alignment="center" height="83" width="349"]]
138 +
139 +(% style="width:539px" %)
140 +|**Pin**|**Name**|(% style="width:402px" %)**Description**
141 +|**1**|**CS1_5V**|(% style="width:402px" %)Current sensor 1 power line (5 V, max 50 mA)
142 +|**2–6**|**GND**|(% style="width:402px" %)Ground
143 +|**7**|**CS1_IN1**|(% style="width:402px" %)Current sensor 1 signal line (for a dual-range current sensor, High range output)
144 +|**8**|**CS1_REF_IN2**|(% style="width:402px" %)Current sensor 1 reference voltage signal line (for a dual-range current sensor, Low range output)
145 +|**9**|**CS2_5V**|(% style="width:402px" %)Current sensor 2 power line (5 V, max 50 mA)
146 +|**10**|**CS2_IN1**|(% style="width:402px" %)Current sensor 2 signal line (for a dual-range current sensor, High range output)
147 +|**11**|**CS2_REF_IN2**|(% style="width:402px" %)Current sensor 2 reference voltage signal line (for a dual-range current sensor, Low range output)
148 +|**12**|**CS3_5V**|(% style="width:402px" %)Current sensor 3 power line (5 V, max 50 mA)
149 +|**13**|**CS3_IN1**|(% style="width:402px" %)Current sensor 3 signal line (for a dual-range current sensor, High range output)
150 +|**14**|**CS3_REF_IN2**|(% style="width:402px" %)Current sensor 3 reference voltage signal line (for a dual-range current sensor, Low range output)
151 +|**15**|**TEMP1**|(% style="width:402px" %)Temperature sensor 1 signal line (NTC-thermistor 100 kOhm)
152 +|**16**|**TEMP2**|(% style="width:402px" %)Temperature sensor 2 signal line (NTC-thermistor 100 kOhm)
153 +
154 +Current sensor connection diagram (using the example of LEM HASS 100-S):
155 +
156 +[[image:1733316158040-285.png||data-xwiki-image-style-alignment="center" height="170" width="412"]]
157 +
158 +Current sensor connection diagram (using the example of LEM DHAB S/118):
159 +
160 +[[image:1733316170709-142.png||data-xwiki-image-style-alignment="center" height="171" width="413"]]
161 +
162 +NTC-thermistor connection diagram:
163 +
164 +[[image:1733316189878-329.png||data-xwiki-image-style-alignment="center" height="130" width="260"]]
165 +
166 +=== X6 – header for CAN1 and RS-485-1 (external buses) ===
167 +
168 +Receptacle Housing: Hirose ZE05-5S-HU/R. Terminals: Hirose ZE05-2022SCF
169 +
170 +[[image:1733316218666-814.png||data-xwiki-image-style-alignment="center" height="55" width="162"]]
171 +
172 +|**Pin**|**Name**|**Description**
173 +|**1**|**CAN1_H**|CAN1 line H for communication with external equipment
174 +|**2**|**CAN1_L**|CAN1 line L for communication with external equipment
175 +|**3**|**CAN1_RS485_1_GND**|Ground of CAN1 and RS-485-1
176 +|**4**|**RS485_1_A**|RS-485-1 line A for communication with external equipment
177 +|**5**|**RS485_1_B**|RS-485-1 line B for communication with external equipment
178 +
179 +Connection diagram to the CAN1 bus:
180 +
181 +[[image:1733316241362-843.png||data-xwiki-image-style-alignment="center" height="153" width="410"]]
182 +
183 +Connection diagram to the RS-485-1 bus:
184 +
185 +[[image:1733316483336-290.png||data-xwiki-image-style-alignment="center" height="152" width="417"]]
186 +
187 +=== X7 – header for CAN2 (internal bus) ===
188 +
189 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
190 +
191 +[[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
192 +
193 +|**Pin**|**Name**|**Description**
194 +|**1**|**CAN2_H**|CAN2 line H for communication with other BMS devices
195 +|**2**|**CAN2_L**|CAN2 line L for communication with other BMS devices
196 +|**3**|**GND**|Ground
197 +|**4**|**CAN2_5V**|CAN2 power line (5 V, max 400 mA)
198 +
199 +Connection diagram to the CAN2 bus (using the example of connecting BMS Display 1.2):
200 +
201 +[[image:1733316563149-458.png||data-xwiki-image-style-alignment="center" height="158" width="392"]]
202 +
203 +=== X8 – header for CAN3 ===
204 +
205 +Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
206 +
207 +[[image:1733316517741-698.png||data-xwiki-image-style-alignment="center" height="59" width="144"]]
208 +
209 +|**Pin**|**Name**|**Description**
210 +|**1**|**CAN3_H**|CAN3 line H
211 +|**2**|**CAN3_L**|CAN3 line L
212 +|**3**|**GND**|Ground
213 +|**4**|**CAN3_5V**|CAN3 power line (5 V, max 400 mA)
214 +
215 +(% class="box infomessage" %)
216 +(((
217 +**Note:**
218 +CAN3 operates differently depending on used firmware:
219 +
220 +* **BMS Main 3:** CAN3 bus is reserved;
221 +* **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:
222 +
223 +[[image:1733316622613-181.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="417"]]
224 +)))
225 +
111 111  === X9 – header for BMS Logic (RS-485-2) ===
112 112  
113 113  Receptacle Housing: Hirose ZE05-4S-HU/R. Terminals: Hirose ZE05-2022SCF
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