Help with Solax Modbus integration

Hello!
I have a Solax X1 Hybrid Gen4 inverter, connected to HA by Modbus TCP with Solax Modbus Integration. I have eletricity dual price - cheaper from 22pm to 8am, expensive out that time.
My goal is to charge battery from grid at cheaper time, when solcast predicts low production next day.
But when I try to change ‘select.solax_inverter_selfuse_night_charge_enable’ to ‘enabled’ I get ‘disabled’ after 10s automatically.
I have these entities I can change (configured values between ()):
number.solax_inverter_backup_discharge_min_soc (30%)
number.solax_inverter_backup_nightcharge_upper_soc (50%)
button.solax_inverter_battery_awaken
number.solax_inverter_battery_charge_max_current (30A)
number.solax_inverter_battery_charge_max_current (0%)
number.solax_inverter_battery_discharge_max_current (30A)
select.solax_inverter_battery_heating (Disabled)
select.solax_inverter_charger_use_mode (Self Use Mode - Has options for Feedin Priority; Back Up Mode; Manual Mode; PeakShaving; Smart Schedule)
number.solax_inverter_consume_off_power (1000W)
select.solax_inverter_ct_cycle_detection (Disabled)
select.solax_inverter_discharge_cut_off_point_different (Disabled)
select.solax_inverter_dry_contact_mode (Load Management - another option is Generator Control)
select.solax_inverter_eps_mode_without_battery (Disabled)
number.solax_inverter_export_control_user_limit (60000W)
number.solax_inverter_export_first_battery_charge_limit_mode_8_9 (unknown)
select.solax_inverter_extend_bms_setting (Disabled)
number.solax_inverter_feedin_discharge_min_soc (10%)
number.solax_inverter_feedin_nightcharge_upper_soc (100%)
number.solax_inverter_feedin_on_power (2000W)
select.solax_inverter_generator_charge (Disabled)
number.solax_inverter_generator_charge_soc (0%)
number.solax_inverter_generator_charge_soc (Disabled)
number.solax_inverter_generator_charge_soc (3000W)
number.solax_inverter_generator_max_run_time (0 min)
number.solax_inverter_generator_min_power (0W)
number.solax_inverter_generator_min_rest_time (0 min)
select.solax_inverter_generator_start_method (SOC Reference - another option Immediately)
number.solax_inverter_generator_switch_off_soc (0%)
number.solax_inverter_generator_switch_on_soc (0%)
select.solax_inverter_generator_time_2 (Disabled)
select.solax_inverter_hotstandby (Enabled)
select.solax_inverter_hotstandby (Disabled)
select.solax_inverter_lock_state ( Unlocked Advanced - options Locked and Unlocked)
number.solax_inverter_main_breaker_current_limit (100A)
select.solax_inverter_manual_mode_control (OFF)
select.solax_inverter_manual_mode_select (Stop Charge and Discharge - Force Charge and Force Discharge options)
number.solax_inverter_maximum_per_day_on (800 min)
number.solax_inverter_minimum_per_on_signal (30 min)
number.solax_inverter_minimum_per_on_signal (Disabled - options Enable Power Control Mode; Enable Electric Quantity Target Control Mode; Enable SOC Target Control Mode; Push Power-Positive/Negative Mode; Push Power - Zero Mode; Self-Consume - Charge/Discharge Mode; Self-Consume - Charge Only Mode; Individual Setting - Duration Mode; Individual Setting - Target SOC Mode)
select.solax_inverter_mppt (Enabled)
select.solax_inverter_peakshaving_charge_from_grid (Disabled)
number.solax_inverter_peakshaving_charge_limit (0W)
number.solax_inverter_peakshaving_charge_limit_1 (0W)
number.solax_inverter_peakshaving_charge_limit_2 (0W)
number.solax_inverter_peakshaving_max_soc (0%)
number.solax_inverter_peakshaving_reserved_soc (0%)
select.solax_inverter_pgrid_bias (Inverter - Disabled; Grid options)
select.solax_inverter_power_control_mode_target_set_type_mode_8_9_direct (Set - Update options)
button.solax_inverter_powercontrolmode_trigger_mode_8_9
number.solax_inverter_remotecontrol_active_power_mode_1_direct (unknown)
number.solax_inverter_remotecontrol_charge_discharge_power_mode_2_3_direct (unknown)
number.solax_inverter_remotecontrol_duration_mode_1_8 (unknown)
number.solax_inverter_remotecontrol_duration_mode_1_direct (unknown)
number.solax_inverter_remotecontrol_duration_mode_8_direct (unknown)
number.solax_inverter_remotecontrol_import_limit_mode_1_9 (unknown)
select.solax_inverter_remotecontrol_power_control_mode_1 (Disabled - Enabled Power Control; Enabled Grid Control; Enabled Battery Control; Enabled Self Use; Enabled Feed-in Priority; Enabled No Discharge)
select.solax_inverter_remotecontrol_power_control_mode_mode_8_9_direct (Disabled - Individual Configuration Options - Duration Mode; Individual Configuration - Target SOC Mode)
select.solax_inverter_remotecontrol_power_control_mode_mode_8_9 (Disabled - options: Mode 8 - PV and BAT Control - Duration; Negative Injection Price; Negative Injection Price and Consumption Price; First Charge Limit) Battery; Grid Control Enabled)
number.solax_inverter_remotecontrol_push_mode_power_mode_4_direct (Unknown)
number.solax_inverter_remotecontrol_push_mode_power_mode_8_9_direct (Unknown)
number.solax_inverter_remotecontrol_push_mode_power_mode_8_9 (Unknown)
number.solax_inverter_remotecontrol_pv_power_limit_mode_8_9_direct (Unknown)
number.solax_inverter_remotecontrol_pv_power_limit_mode_8_9 (Unknown)
number.solax_inverter_remotecontrol_reactive_power_mode_1_direct (Unknown)
number.solax_inverter_remotecontrol_reactive_power_mode_1 (unknown)
select.solax_inverter_remotecontrol_set_type_mode_1_9 (Set - Update option)
number.solax_inverter_remotecontrol_target_energy_mode_2_direct (unknown)
select.solax_inverter_remotecontrol_target_set_type_mode_8_9_direct (Set - update option)
number.solax_inverter_remotecontrol_target_soc_mode_3_direct (unknown)
number.solax_inverter_remotecontrol_target_soc_mode_9_direct (unknown)
number.solax_inverter_remotecontrol_target_soc_mode_9 (unknown)
number.solax_inverter_remotecontrol_timeout_mode_1_7_direct (unknown)
number.solax_inverter_remotecontrol_timeout_mode_8_9_direct (unknown)
number.solax_inverter_remotecontrol_timeout_mode_8_9_direct (none) selected - VPP options (Off; choose default)
button.solax_inverter_remotecontrol_trigger_mode_1_7
select.solax_inverter_schedule (Disabled)
number.solax_inverter_selfuse_discharge_min_soc (10%)
select.solax_inverter_selfuse_mode_backup (Disabled)
select.solax_inverter_selfuse_night_charge_enable (Disabled)
number.solax_inverter_selfuse_nightcharge_upper_soc (30%)
select.solax_inverter_shadow_fix_function_level_pv1_gmppt (Off - Low, Middle, High options)
select.solax_inverter_shadow_fix_function_level_pv2_gmppt (Off - Low, Middle, High options)
number.solax_inverter_switch_off_soc (40%)
number.solax_inverter_switch_on_soc (0%)
button.solax_inverter_sync_rtc
button.solax_inverter_system_off
button.solax_inverter_system_on
select.solax_inverter_work_mode (Disabled - options: Manual; Smart Save)

Help? I already read the docs, but can’t figure it out.

Ok, I’m trying to automate things, some things work properly, some don’t. Sometimes my commands turn back after 10s, other times the system keeps my commands.
The Integration always stop working in mid afternoon, I have to disable network for the dongle for 1min, and then give it access to my network again, and it starts working again.
Help please!