1. پیژندنه
The daier XH-M609 is a DC 12V-36V battery low voltage disconnect protection module designed to prevent batteries from over-discharging. This module automatically disconnects the load when the battery voltage drops below a user-defined threshold, thereby extending battery lifespan and preventing damage. It is suitable for various types of storage batteries and lithium batteries.

شکل 1: مخکی view of the XH-M609 module, showing the digital display, input/output terminals, and control buttons.
2. ځانګړتیاوې
- پراخه ټوکtagد لړيو: Operates with DC 12V to 36V power supplies.
- د تنظیم وړ محافظت: User-configurable low voltage disconnect threshold.
- Automatic Disconnect: Automatically cuts off power to the load when battery voltage ډیر ټیټ دی.
- ډیجیټل ډیزاین: Integrated LED display for real-time voltagڅارنه.
- د بریښنا ټیټ مصرف: Consumes less than 1.5W.
- پراخه مطابقت: Suitable for various battery types, including lead-acid and lithium batteries.
3. مشخصات

Figure 2: Detailed specifications of the XH-M609 module.
| پیرامیټر | ارزښت |
|---|---|
| د محصول نوم | Battery Overdischarge Protection Module |
| ماډل | د XH-M609 معرفي کول |
| د بریښنا رسولو Voltage | ډي سي ۱۲ ولټه - ۲۴ ولټه |
| د محصول Voltage | Equal to supply voltage |
| د کنټرول دقیقیت | 0.1 وی |
| د بریښنا مصرف | له 1.5 W څخه کم |
| د غوښتنلیک ساحه | د ذخیره کولو مختلفې بیټرۍ، لیتیم بیټرۍ |
| خالص وزن | 28 ګرامه |
| ابعاد (L x W x H) | 57 x 42 x 19 mm |
| د کڅوړې ابعاد | 4.65 x 2.56 x 0.59 انچه |
| د توکي وزن | 1.76 اونس |

Figure 3: Dimensional drawing of the XH-M609 module.
4. سیټ اپ او ویرینګ
Proper wiring is essential for the correct operation of the XH-M609 module. Refer to the wiring diagram below for connection instructions.
- Input Power (VIN): Connect your DC 12V-36V battery or power source to the 'VIN' terminals. Ensure correct polarity: '+' to positive, '-' to negative.
- Output Load (VOUT): Connect your load (e.g., pump, light, inverter) to the 'VOUT' terminals. Ensure correct polarity: '+' to positive, '-' to negative. The module will control the power to this load.

Figure 4: Wiring diagram for the XH-M609 module. Connect the battery to 'VIN' and the load to 'VOUT'.
مهم: Always ensure power is disconnected before making any wiring changes to prevent short circuits or damage to the module and connected devices.
۵. عملیات او پروګرام کول
The XH-M609 module features two buttons, '+' and '-', for setting the protection voltage and return difference (hysteresis).

Figure 5: Button functions for setting protection and return difference values.
Setting the Low Voltage Disconnect (Protection) Value:
- Display Protection Value: په لنډه توګه '+' button once. The current low voltage disconnect value will be displayed.
- Set Protection Value: فشار ورکړئ او ونیسئ '+' button for approximately 3 seconds. The display will start flashing, indicating it is in setting mode.
- وکاروئ '+' او '-' buttons to adjust the desired low voltage disconnect threshold. This is the voltage at which the module will cut off power to the load.
- Once the desired value is set, wait a few seconds without pressing any buttons. The display will stop flashing, and the setting will be saved automatically.
Setting the Return Difference (Hysteresis) Value:
The return difference, also known as hysteresis, is the voltage difference between the disconnect voltage and the reconnect voltage. د مثال لپارهample, if the disconnect is set to 10.0V and the return difference is 2.0V, the load will reconnect when the battery reaches 12.0V.
- Display Return Difference Value: په لنډه توګه '-' button once. The current return difference value will be displayed.
- Set Return Difference Value: فشار ورکړئ او ونیسئ '-' button for approximately 3 seconds. The display will start flashing.
- وکاروئ '+' او '-' buttons to adjust the desired return difference value.
- Once the desired value is set, wait a few seconds without pressing any buttons. The display will stop flashing, and the setting will be saved automatically.
والیtage Calibration (Advanced):
Some users have reported slight inaccuracies in voltage readings. If precise calibration is required, a common method involves:
- فشار ورکړئ او ونیسئ '+' button for approximately 3 seconds until the offset voltage is displayed (e.g., '000').
- وکاروئ '+' or '-' buttons to adjust this offset value to match a known accurate voltmeter reading. Setting it to '000' typically means no offset.
- Wait for the display to stop flashing to save the setting.
6. ساتنه
The XH-M609 module is designed for reliable operation with minimal maintenance. Follow these guidelines:
- پاک ساتل: Ensure the module is free from dust, dirt, and moisture. Use a soft, dry cloth for cleaning.
- د چاپیریال شرایط: Operate the module within its specified temperature and humidity ranges. Avoid extreme heat, cold, or direct sunlight.
- خوندي اړیکې: Periodically check all wiring connections to ensure they are tight and free from corrosion. Loose connections can lead to intermittent operation or damage.
- د فزیکي زیان څخه مخنیوی وکړئ: Protect the module from impacts or excessive vibration.
7. ستونزه حل کول
If you encounter issues with your XH-M609 module, consider the following troubleshooting steps:
- موډل فعال نه دی:
- د ننوتلو حجم چیک کړئtage (VIN) to ensure it is within the 12V-36V range.
- Verify that the power supply is connected with correct polarity.
- Inspect wiring for any breaks or loose connections.
- Load Not Disconnecting/Reconnecting:
- Confirm that the protection voltage and return difference values are set correctly.
- Use a separate voltmeter to verify the actual battery voltage against the module's display. If there's a significant discrepancy, consider voltage calibration (Section 5).
- Ensure the load's current draw does not exceed the module's relay capacity (typically 20A).
- ناسم والیtage لوستل:
- Perform the voltage calibration procedure as described in Section 5.
- Ensure stable input power. Fluctuations can affect readings.
- Module Drains Battery After Disconnect:
- The module itself has a small power consumption (<1.5W). For long-term storage or very sensitive applications, it may be necessary to completely disconnect the battery from the module when not in use.
8. د خوندیتوب معلومات
- This module operates with DC voltage. Always observe correct polarity when connecting power and loads. Incorrect wiring can damage the module or connected devices.
- د اعظمي ان پټ حجم څخه ډیر مه کوئtage د 36V DC.
- Ensure the load current does not exceed the relay's rated capacity (typically 20A).
- Keep the module away from water, flammable materials, and high temperatures.
- Do not attempt to modify or disassemble the module. This may void any potential warranty and could lead to malfunction or injury.
- Installation should be performed by individuals familiar with basic electronics and electrical safety practices.
9. تضمین او ملاتړ
Specific warranty information for the daier XH-M609 module is not provided in this manual. Please refer to the product packaging or contact your retailer for details regarding warranty coverage and technical support.