SMART SENSOR AS8805 Digital Sulfur Dioxide Gas Monitor User Manual

1. ບົດແນະນຳ

This manual provides detailed instructions for the safe and effective use of the SMART SENSOR AS8805 Digital Sulfur Dioxide Gas Monitor. This device is designed for high-sensitivity detection of sulfur dioxide (SO2) gas, featuring sound and light alarms, and a rechargeable Li-battery for portable operation. Please read this manual thoroughly before operating the device and retain it for future reference.

2. ຂໍ້ມູນຄວາມປອດໄພ

ປະຕິບັດຕາມຄວາມລະມັດລະວັງດ້ານຄວາມປອດໄພຕໍ່ໄປນີ້ສະເໝີເພື່ອປ້ອງກັນການບາດເຈັບ ຫຼືຄວາມເສຍຫາຍຕໍ່ອຸປະກອນ:

• ຢ່າພະຍາຍາມແກ້ໄຂ ຫຼືຖອດອຸປະກອນ.
• Ensure the device is used within its specified operating temperature and humidity ranges.
• ຮັກສາອຸປະກອນໃຫ້ຫ່າງຈາກສະຫນາມແມ່ເຫຼັກໄຟຟ້າທີ່ເຂັ້ມແຂງ.
• ກວດເບິ່ງອຸປະກອນເປັນປະຈຳສຳລັບສັນຍານຄວາມເສຍຫາຍ ຫຼື ຄວາມຜິດປົກກະຕິ.
• Perform zero calibration in a clean air environment, free from SO2 or other interfering gases.
• Recharge the battery promptly when the low power indicator is active to maintain optimal performance and safety.
• This device is designed for detecting SO2 gas. Do not use it for other gas types without proper calibration and verification.

3. ຜະລິດຕະພັນເກີນview

The SMART SENSOR AS8805 is a compact and portable sulfur dioxide gas detector. Familiarize yourself with its components:

ຮູບ 3.1: ດ້ານຫນ້າ View of the AS8805 Detector. This image shows the front of the device, highlighting the digital LCD display, power on/off key, up key (addition), down key (subtraction), and enter key. The alarm light is visible at the top left, and the sulfur dioxide gas sensor is at the top right.

ຮູບທີ 3.2: ທາງເທິງ View of the AS8805 Detector. This image displays the top section of the device, indicating the battery protective cover and the USB charging port.

ຮູບ 3.3: ຂ້າງ View of the AS8805 Detector. This image illustrates the side of the device, pointing out the gas sensor inside and the alarm light.

ຮູບ 3.4: ກັບຄືນໄປບ່ອນ View of the AS8805 Detector. This image shows the back of the device, featuring the stainless steel clip, a simple parameters chart, and the factory serial number.

3.1 ອົງປະກອບຫຼັກ

• Sulfur Dioxide Gas Sensor: Detects SO2 concentration in the air.
• ແສງປຸກ: Provides visual indication during an alarm event.
• ຈໍ LCD ດິຈິຕອລ: Shows real-time gas concentration, battery status, and other operational information.
• ປຸ່ມເປີດ/ປິດ: ໃຊ້ເພື່ອເປີດ ຫຼື ປິດອຸປະກອນ.
• Up Key (Addition): Used for navigating menus or increasinຄ່າ g.
• Down Key (Subtraction): Used for navigating menus or decreasinຄ່າ g.
• ໃສ່ລະຫັດ: ໃຊ້ເພື່ອຢືນຢັນການເລືອກ ຫຼື ເຂົ້າສູ່ເມນູ.
• Battery Protective Cover: Secures the internal battery.
• ພອດສາກໄຟ USB: For recharging the device's internal Li-battery.
• Stainless Steel Clip: Allows for convenient carrying and attachment.

4. ຕັ້ງຄ່າ

4.1 Unboxing ແລະ Package Contents

Carefully unpack the device and verify that all standard accessories are present:

ຮູບທີ 4.1: ເນື້ອໃນຊຸດມາດຕະຖານ. This image shows the items included in the standard package: the AS8805 gas monitor, power charger and cable, user manual, explosive-proof certificate, certificate of calibration, and warranty card.

• 1x Sulfur Dioxide Gas Monitor (AS8805)
• 1x ຄູ່ມືຜູ້ໃຊ້
• 1x Explosive-proof Certificate
• 1x ບັດຮັບປະກັນ
• 1x Power Charger
• 1x ສາຍໄຟ

4.2 ການສາກແບັດເຕີຣີ

The device is powered by a 3.7V Li-battery. Before first use, or when the low power indicator appears, charge the device:

1. Connect the provided power cable to the USB charging port on the top of the device (refer to Figure 3.2).
2. Connect the other end of the cable to the power charger, and then plug the charger into a suitable power outlet.
3. The battery icon on the LCD display will indicate charging status.
4. A full charge typically allows for approximately 60 hours of continuous operation without alarms.

4.3 ການເປີດເຄື່ອງເບື້ອງຕົ້ນ

ເພື່ອເປີດອຸປະກອນ:

• ກົດຄ້າງໄວ້ ປຸ່ມເປີດ/ປິດ ຈົນກວ່າໜ້າຈໍຈະສະຫວ່າງຂຶ້ນ.
• The device will perform a self-test and warm-up sequence. During this time, the display may show various readings before settling.

5. ການດໍາເນີນງານ

5.1 ເປີດ/ປິດ

• ເປີດ: ກົດຄ້າງໄວ້ ປຸ່ມເປີດ/ປິດ for a few seconds until the display turns on.
• ປິດພະລັງງານ: ກົດຄ້າງໄວ້ ປຸ່ມເປີດ/ປິດ for a few seconds until the display turns off.

5.2 ຂໍ້ມູນການສະແດງ

The digital LCD display shows the following information:

• Real-time SO2 Concentration: Displayed in parts per million (ppm).
• ຕົວຊີ້ບອກສະຖານະຫມໍ້ໄຟ: ສະແດງລະດັບການສາກແບັດເຕີຣີປັດຈຸບັນ.
• ຕົວ​ຊີ້​ວັດ​ການ​ປຸກ​: Visual cues for high or low alarm conditions.

5.3 Alarm Functions and Settings

The device features adjustable high and low alarm values with three alarm methods: sound, light, and vibration. The alarm sound can reach up to 80dB.

• Default High Alarm: 10.0 ppm
• Default Low Alarm: 5.0 ppm

To adjust alarm values:

1. ເມື່ອອຸປະກອນເປີດຢູ່, ໃຫ້ກົດປຸ່ມ ປຸ່ມຂຶ້ນ or ລົງຫຼັກ to enter the password interface.
2. Enter the password (e.g., "123" as shown in the calibration video, though specific password should be confirmed in the full user manual). Use the Up ແລະ Down Keys to change digits and the ໃສ່ລະຫັດ to move to the next digit or confirm.
3. After entering the correct password, navigate through the menu using the Up ແລະ Down Keys to find the alarm setting options.
4. Adjust the high and low alarm thresholds as required using the Up ແລະ Down Keys, and confirm each setting with the ໃສ່ລະຫັດ.

5.4 ການປັບທຽບສູນ

Zero calibration ensures accurate readings by setting the baseline in a clean air environment. This procedure should be performed regularly or if you suspect inaccurate readings.

1. Ensure the device is in a clean environment, free from any SO2 gas.
2. ເປີດໃຊ້ອຸປະກອນ.
3. Access the calibration menu by pressing the ປຸ່ມຂຶ້ນ or ລົງຫຼັກ to enter the password interface.
4. Enter the password (e.g., "123").
5. After successful password entry, navigate to the calibration option (often labeled "CAL" or "ZERO CAL").
6. Confirm the zero calibration selection with the ໃສ່ລະຫັດ. The device will then perform the zero calibration, displaying a changing number as it stabilizes.
7. Wait for the device to stabilize and confirm the calibration. The display may show "F" or return to 0.0 ppm, indicating successful calibration.

5.5 Auto/Hand Power Off Function

The device includes an auto power-off feature to conserve battery life. This can be set manually.

• ປິດເຄື່ອງອັດຕະໂນມັດ: If enabled, the device will automatically turn off after 10 minutes of no operation.
• Refer to the full user manual for specific instructions on how to enable or disable the auto power-off function.

6. ບໍາລຸງຮັກສາ

6.1 ການດູແລຫມໍ້ໄຟ

• Recharge the 3.7V Li-battery when the low power indicator is displayed.
• ຫຼີກລ່ຽງການລະບາຍແບັດເຕີຣີໃຫ້ໝົດເລື້ອຍໆເພື່ອຍືດອາຍຸການໃຊ້ງານຂອງມັນ.
• ໃຊ້ສະເພາະເຄື່ອງສາກ ແລະ ສາຍສາກທີ່ໃຫ້ມາເທົ່ານັ້ນ.

6.2 Sensor Life

The electrochemical sensor has an estimated life of 2 years. After this period, the sensor's accuracy may degrade, and replacement or professional calibration may be required.

6.3 ການທໍາຄວາມສະອາດ

• ເຊັດພາຍນອກອຸປະກອນດ້ວຍຜ້າອ່ອນໆ, ຜ້າເຊັດໂຕamp ຜ້າ.
• ຢ່າໃຊ້ເຄື່ອງເຮັດຄວາມສະອາດຂັດຫຼືສານລະລາຍ.
• Ensure no liquid enters the sensor opening or charging port.

7. ການແກ້ໄຂບັນຫາ

8. ຂໍ້ມູນຈໍາເພາະ

9. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ

The SMART SENSOR AS8805 Digital Sulfur Dioxide Gas Monitor comes with a warranty as detailed in the included Warranty Card. Please refer to the card for specific terms and conditions.

For technical support, service, or inquiries regarding your device, please contact your retailer or the manufacturer directly. Keep your purchase receipt and warranty card handy when seeking support.