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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 39  * Analog Input #1– Current sensor;
40 -* Analog Input #2– No input / Current zero level (see note);
40 +* Analog Input #2– No input / Current sensor re (see note);
41 41  * Analog Input #3 – No input / Temperature sensor / Current sensor (AUX) / Current zero level (AUX);
42 42  * Analog Input #4 – No input / Humidity sensor / Current sensor (AUX) / Current zero level (AUX).
43 43  
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53 53  
54 54  (% class="box infomessage" %)
55 55  (((
56 -**Note:** The default setting for Analog input #2 is "No signal". If it is necessary to use a current sensor with an additional zero level signal, set the "Current zero level" assignment.
56 +**Note:** The default setting for Analog input #2 is "No signal". If it is necessary to use a current sensor with an additional zero level signal, set the "Current sensor reference line" assignment.
57 57  )))
58 58  
59 59   To configure the input discrete and analog signals, select the menu "Signals → Input signals":
60 +
61 +[[Input signals section>>image:1732201986070-992.png||data-xwiki-image-style-alignment="center" height="290" width="272"]]
62 +
63 + The order of the numbering of the discrete and analog inputs corresponds to the order of the numbering on the board.
64 +
65 +In this section:
66 +
67 +* Discrete inputs:
68 +** No input;
69 +** Battery cover – a signal from the battery cover trailer;
70 +** Charger connected – a signal from the charger connector;
71 +** Power up/down request – a signal from the external power monitor which is used for proper powering BMS up or down;
72 +** Inhibit charging – a command to open the charging relay;
73 +** Inhibit discharging – a command to open the discharging relay;
74 +** CH contactor feedback – a feedback signal from the charging contactor;
75 +** DCH contactor feedback – a feedback signal from the discharging contactor;
76 +** Insulation status – a signal from an external insulation monitoring device;
77 +** Charge request – a request for closing the charging contactor;
78 +** Precharge request – a request for closing the precharging contactor;
79 +** Discharge request – a request for closing the discharging contactor;
80 +** PCH contactor feedback – a feedback signal from the precharging contactor;
81 +** CH/DCH contactor feedback – a feedback signal from the charging/discharging contactor;
82 +** Main contactor feedback – a feedback signal from the main contactor.
83 +* Analog inputs:
84 +** No input;
85 +** Current sensor;
86 +** Current zero level;
87 +** Temperature sensor;
88 +** Humidity sensor;
89 +** Current sensor (AUX) – additional current sensor for measuring current in a series of cells;
90 +** Current zero level (AUX) – zero level bus for additional current sensor.
91 +
92 +=== 3.3.2 Current sensor ===
93 +
94 +After selecting the assignment of the analog inputs, you need to configure the parameters of the sensors connected to the board.
95 +
96 +To configure the current sensor parameters, select the menu "Signals → Current sensor":