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Changes for page 3.2 Inputs and outputs

Last modified by Admin on 2025/06/18 15:33
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To version 3.3
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on 2024/12/09 17:26
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1 -drafts.bms-main-3.3\. Configuration.WebHome
1 +drafts.BMS Main 3.3\. Settings.WebHome
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1 -== ​​​​​​3.2.1 Discrete inputs ==
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2 += Settings =
2 2  
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5 +== Inputs and outputs ==
6 +
7 +=== ​​​​​​Discrete inputs ===
8 +
3 3  The BMS Main 3 device has 6 discrete inputs that detect signal line closing to the virtual ground, and 2 inputs that detect 9-32V input voltage. For each discrete input, its assignment and inversion flag are set.
4 4  
5 5  Also, BMS has two additional configurable inputs named “KEYRUN” and “CHARGE_ON”, each serves 9-32V input voltage. Those inputs serve as power buttons with additional functions that can be set.
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31 31  * Balancing request – a request to balance the cells;
32 32  * Close Main contactor – a request to close the main contactor.
33 33  
34 -
35 35  Inversion flags for discrete inputs are configured in the "Signals → Input discrete signals → Inversion" section:
36 36  
37 37  [[image:1733320685770-300.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="209" width="800"]]
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50 50  * Set “Discharge request” – power on device and set “Discharge request” signal immediately;
51 51  * Set “Charge request” – power on device and set “Charge request” signal immediately.
52 52  
53 -== 3.2.2 Current sensor ==
58 +=== Current sensor ===
54 54  
55 55  The BMS Main 3 device has an ability to measure battery current by 3 external Hall-Effect current sensors.
56 56  
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81 81  * Calibration time – calibration time of the current sensor, millisecond;
82 82  * Recalibrate current sensor – a command to calibrate the current sensor manually.
83 83  
84 -== 3.2.3 Shunt sensor (CAN bus) ==
89 +=== Shunt sensor (CAN bus) ===
85 85  
86 86  The BMS Main 3 device has an ability to measure battery current via a shunt sensor, connected to the CAN bus.
87 87  
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103 103  * Mean value threshold – T,,M,, level, A (if module of instantaneous current (I,,I,,) which is received from the shunt sensor is between T,,M,, and T,,0,,, the BMS will use mean value of current I,,M,,; if I,,I,, is greater than T,,M,,, the BMS will use instantaneous value of current I,,I,,);
104 104  * Zero threshold – T,,0,, level, A (if module of instantaneous current (I,,I,,) which is received from the shunt sensor is lower than T,,0,,, the BMS will assume that current flowing through the battery is zero);
105 105  
106 -=== 3.2.4 Temperature sensors ===
111 +=== Temperature sensors ===
107 107  
108 108  Temperature sensors settings are configured in the "Signals → Temperature sensors" section:
109 109  
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113 113  
114 114  * Type – a type of temperature sensors.
115 115  
116 -=== 3.2.5 Output discrete signals ===
121 +=== Output discrete signals ===
117 117  
118 118  The BMS Main 3 device has 4 open drain type outputs. For each discrete output, its assignment and inversion flag are set.
119 119  
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149 149  
150 150  [[image:1733320685780-193.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
151 151  
152 -=== 3.2.6 Power switches ===
157 +=== Power switches ===
153 153  
154 154  The BMS Main 3 device has 6 power switches to drive contactors. For each switch, its assignment and inversion flag are set.
155 155  
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162 162  Inversion flags for switches are configured in the “Signals → Power switches → Inversion” section:
163 163  
164 164  [[image:1733320685783-267.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="150" width="800"]]
170 +
171 +