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Changes for page 3.2 Inputs and outputs

Last modified by Admin on 2025/06/18 15:33
From version 3.4
edited by Admin
on 2024/12/11 11:33
Change comment: Update document after refactoring.
To version 2.2
edited by Admin
on 2024/12/04 14:21
Change comment: Update document after refactoring.

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1 -Battery management systems.BMS Main 3.3\. Settings.WebHome
1 +drafts.bms-main-3.3\. Settings.WebHome
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2 -= Settings =
1 +== ​​​​​​3.2.1 Discrete inputs ==
3 3  
4 -(% 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;" %)
5 -== Inputs and outputs ==
6 -
7 -=== ​​​​​​Discrete inputs ===
8 -
9 9  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.
10 10  
11 11  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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55 55  * Set “Discharge request” – power on device and set “Discharge request” signal immediately;
56 56  * Set “Charge request” – power on device and set “Charge request” signal immediately.
57 57  
58 -=== Current sensor ===
52 +== 3.2.2 Current sensor ==
59 59  
60 60  The BMS Main 3 device has an ability to measure battery current by 3 external Hall-Effect current sensors.
61 61  
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86 86  * Calibration time – calibration time of the current sensor, millisecond;
87 87  * Recalibrate current sensor – a command to calibrate the current sensor manually.
88 88  
89 -=== Shunt sensor (CAN bus) ===
83 +== 3.2.3 Shunt sensor (CAN bus) ==
90 90  
91 91  The BMS Main 3 device has an ability to measure battery current via a shunt sensor, connected to the CAN bus.
92 92  
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108 108  * 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,,);
109 109  * 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);
110 110  
111 -=== Temperature sensors ===
105 +=== 3.2.4 Temperature sensors ===
112 112  
113 113  Temperature sensors settings are configured in the "Signals → Temperature sensors" section:
114 114  
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118 118  
119 119  * Type – a type of temperature sensors.
120 120  
121 -=== Output discrete signals ===
115 +=== 3.2.5 Output discrete signals ===
122 122  
123 123  The BMS Main 3 device has 4 open drain type outputs. For each discrete output, its assignment and inversion flag are set.
124 124  
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154 154  
155 155  [[image:1733320685780-193.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
156 156  
157 -=== Power switches ===
151 +=== 3.2.6 Power switches ===
158 158  
159 159  The BMS Main 3 device has 6 power switches to drive contactors. For each switch, its assignment and inversion flag are set.
160 160