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Last modified by Admin on 2025/04/09 12:34
From version 6.1
edited by Admin
on 2024/11/21 15:20
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To version 7.3
edited by Admin
on 2024/11/21 15:21
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36 36  
37 37  BMS Main 2.x board has 4 analog inputs for connecting current, temperature and humidity sensors. **Assignment of analog inputs must be selected as follows**:
38 38  
39 -* Analog Input #1– Current sensor;
39 +* Analog Input #1 – Current sensor;
40 40  * Analog Input #2 – No input / Current sensor reference line / Current sensor (2nd range) (see note);
41 41  * Analog Input #3 – No input / Temperature sensor / Current sensor (AUX);
42 42  * Analog Input #4 – No input / Humidity sensor / Current reference line (AUX) / Current sensor (2nd range) (AUX).
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94 94  After selecting the assignment of the analog inputs, you need to configure the parameters of the sensors connected to the board.
95 95  
96 96  To configure the current sensor parameters, select the menu "Signals → Current sensor":
97 +
98 +[[Current sensor settings>>image:1732202357233-620.png||data-xwiki-image-style-alignment="center" height="453" width="284"]]
99 +
100 +
101 +In the «Primary sensor» и «Auxiliary sensor» sections:
102 +
103 +* Sensor type – drop-down menu with supported sensor types;
104 +* Nominal current – rated current of the sensor according to the datasheet, А;
105 +* Sensitivity – sensitivity of the current sensor according to the datasheet, V / I,,nominal.,,;
106 +* Zero level – level "0A" of the current sensor, V;
107 +* Multiply the charging current (experimental) – experimental flag for scaling the charging current by given multiplier;
108 +* Multiplier – charging current multiplier;
109 +
110 +In the «Options» section:
111 +
112 +* Calibrate sensor on startup – calibration flag (zero level setting) of the current sensor when the board is started;
113 +* Calibration time – calibration time of the current sensor, second;
114 +* System consumption (current offset) – consumption of the BMS system from the battery, A; This setting is used to adjust the current sensor;
115 +* Set sensor zero level – command set the zero level of the current sensor (used for service purposes).
116 +
117 +(% class="box infomessage" %)
118 +(((
119 +If the "Sensor type is selected, the “Nominal current” and “Sensitivity” fields are automatically filled.
120 +If the required sensor type is not listed, the “Nominal current” and “Sensitivity” parameters must be manually entered.
121 +)))
122 +
123 +Calibration of the current sensor (“Calibrate sensor on startup” flag) is necessary if the sensor does not have a zero level signal.
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