Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56

From 85.1 to 84.1 From 87.11 to 87.10

From version 87.10

edited by Admin
on 2026/04/02 10:30

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To version 85.1

edited by Admin
on 2026/04/02 09:52

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@@ -373,9 +373,9 @@
  (% class="box infomessage" %)
  (((
--**Note:** The **"Allow charging"** signal activates under two independent conditions:
++**Note:** The "Allow charging" signal activates under two independent conditions:
 ) the voltage on the cells reaches the “Voltage to reset the “Ready to charge"” level and
--2) the "Delay before recharging" time has passed since the clearing of the "Allow charging" signal.
++2) the "Delay before recharging" time has passed since the opening of the allow charging contactor.
  )))
  === Discharging status ===
@@ -402,9 +402,9 @@
  The BMS Main 3 / BMS Main 2R device can control the precharge contactor. The precharge contactor is used to charge the intermediate capacity with low current and usually placed with the limiting resistor in parallel to charging or discharging contactor.
--BMS Main 3 can check the preacharge process by monitoring **the current and voltage difference** before and after contactors.
++BMS Main 3 can detect errors while pre-charging the load capacity by monitoring **the current and voltage difference** before and after contactors.
--BMS Main 2R can check the preacharge process **only by monitoring the current**.
++BMS Main 2R can detect errors while pre-charging the load capacity **only by monitoring the current**.
  In **simple **mode precharge contactor closes a "Precharge time" before the closing of Charge or Discharge contactors and opens after the same amount of time after closing them.
@@ -431,7 +431,7 @@
  * **Delay before clearing the "Precharge error"**, second;
  * **Lock the "Precharge error"** – a flag to block the error until the device is restarted.
--“Precharge error” generates if any of the following is true:
++“Precharge error” generation conditions if any of the following is true:
  * the precharge current does not decrease during the "Precharge time" after "Number of precharging attempts";
  * voltages before and after contactors are not equal during the "Precharge time" after "Number of precharging attempts";
@@ -444,31 +444,31 @@
  === Charge ===
--The BMS Main 3 / BMS Main 2R device connect battery to the charger using the "Charging" signal.
++There are two signals that serve charging the battery: "Charging" and "Allow charging". With the help of the "Allow charging" signal, the BMS commands the charger to start or stop charging.
  BMS Main 3 / BMS Main 2R supports three charge control algorithms:
--If the "**Always on**" algorithm is selected, the "Сharging" signal is always set. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
++If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
  * Service reset;
  * Power down request;
  * Inhibit charging,
--the "Charging" signal is cleared.
++both contactors are open (no current flows).
  When the algorithm "**On charger connected**" is selected, the control is performed as follows:
--* If there is a signal “Charger connected” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the "Charging" signal is set;
--* If the signal “Charger connected” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the "Charging" signal is cleared.
++* If there is a signal “Charger connected” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
++* If the signal “Charger connected” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens.
  When the "**On charge request**" algorithm selected, the control is performed as follows:
--* If there is a signal “Charge request” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the "Charging" signal is set;
--* If the signal “Charge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the "Charging" signal is cleared;
++* If there is a signal “Charge request” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;
++* If the signal “Charge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens;
  (% class="box infomessage" %)
  (((
--**Note: **when errors occur in the system, the **"Charing" **signal is cleared either immediately or with the delay T,,off,, (depends on the settings described below).
++**Note: **when errors occur in the system, the **Charge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
  )))
  To change the parameters of the battery charge control algorithm, select the "Control → Charge" section:
@@ -493,31 +493,31 @@
  === Discharge ===
--The BMS Main 3 / BMS Main 2R device connect battery to the load using the "Discharging" signal.
++The BMS Main 3 / BMS Main 2R device controls the discharging contactor to connect battery to the load.
  BMS Main 3 / BMS Main 2R supports three algorithms to control battery discharging:
--When the algorithm "**Always on**" is selected, the "Discharging" signal is always set. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
++When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
  * Service reset
  * Power down request
  * Inhibit discharging
--the "Discharging" signal is cleared.
++the discharging contactor opens.
  If the algorithm "**On charger disconnected**" is selected, the control is performed as follows:
--* if there are no “Charger connected” and "Charging" signals and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the "Discharging" signal is set;
--* If the signal “Charger connected” appears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the "Discharging" signal is cleared.
++* if there is no signal “Charger connected”, the charging contactor is open and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the discharging contactor closes;
++* If the signal “Charger connected” appears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the discharging contactor opens.
  When the "**On discharge request**" algorithm selected, the control is performed as follows:
--* if there is signal “Discharge request” and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the "Discharging" signal is set;
--* If the signal “Discharge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the "Discharging" signal is cleared.
++* if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the discharging contactor closes;
++* If the signal “Discharge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the discharging contactor opens.
  (% class="box infomessage" %)
  (((
--**Note: **when errors occur in the system, the **"Discharge" **signal is cleared either immediately or with the delay T,,off,, (depends on the settings described below).
++**Note: **when errors occur in the system, the **Discharge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
  )))
  To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section:
@@ -542,7 +542,7 @@
  === Charge/Discharge ===
--The BMS Main 3 / BMS Main 2R device can control the contactor used in power line both used forasdf charging and
++The BMS Main 3 / BMS Main 2R device can control the Charge/Discharge contactor, which combines algorithms of charging and discharging contactor.
  Charge/Discharge contactor has three algorithms of operation:

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