Gedsffati HD11-CG Combined Gas and Carbon Monoxide Detector User Manual
Product Introduction
The Gedsffati HD11-CG is a combined detector designed to sense combustible gases and carbon monoxide, providing essential safety for your home.
Device Components:
- Display: Shows readings, status, and countdowns.
- Power Button: Used for turning the device on/off and initiating self-tests.
- Screen Brightness Button: Adjusts display brightness and switches temperature units (Celsius/Fahrenheit).
- Buzzer Button: Controls the audible alarm.
- Indicator Light: Visual feedback (e.g., green for normal, red for alarm).
- Carbon Monoxide Icon: Indicates CO detection status (color-coded: green, yellow, red).
- Combustible Gas Icon: Indicates combustible gas detection status (color-coded: green, yellow, orange, red).
- Temperature Display: Shows ambient temperature.
- Air Humidity Display: Shows ambient humidity.
- Buzzer Status: Indicates if the audible alarm is active.
- Battery Level: Shows remaining battery power.
Included Accessories:
- Power Plug: For connecting to a wall socket.
- Lock Button: Part of the power plug mechanism.
- Magnet Cap: Allows for more compact portability when the plug is removed.
Main Functions of Buttons
- Power Button: Short press to initiate a self-test. Long press to turn the device on or off.
- Screen Brightness Button: Short press to change screen brightness. Long press to switch temperature units between Celsius (℃) and Fahrenheit (℉).
- Buzzer Button: Short press to turn the audible alarm (buzzer) on or off.
Use Instructions
Turning the Device On/Off
- When plugged into a socket, the device powers on automatically.
- To turn off: Unplug from the socket, then long press the power button.
- When not plugged in, the device is powered by its built-in lithium battery. Long press the power button to turn it on or off.
Preheating and Power Switching
- Upon turning on, the device starts a 60-second preheat for the combustible gas sensor, indicated by a countdown on the screen.
- When powered by a socket, it automatically switches to battery power if unplugged or during a power outage.
Temperature Unit and Screen Brightness
- Switch temperature units (℃/℉) by long-pressing the Screen Brightness button.
- Adjust screen brightness (high/low/off) by short-pressing the Screen Brightness button. The screen automatically turns off after one minute of inactivity when running on battery to save power. The device continues to operate with the screen off, indicated by a blinking green indicator light every 5 seconds.
Using as a Portable Device
- The device can be used outdoors when powered by its internal lithium battery.
- To enhance portability, remove the power plug by pressing the lock button and turning counterclockwise, then install the magnet cap by turning it clockwise.
Recharging the Battery
- The built-in lithium battery recharges automatically when the device is plugged into a socket.
- If the battery power is too low, an audible alarm will sound every 5 minutes until the device shuts off.
Introduction of Alarm Function
Carbon Monoxide (CO) Detection:
- 0-50 ppm: No alarm. CO icon is green.
- 51-200 ppm: Device sounds an alarm every 3 minutes. CO icon turns yellow and blinks.
- 201-999 ppm: Device sounds continuous alarms. CO icon turns red and blinks.
Combustible Gas Detection:
- No Combustible Gas: No alarm. Combustible gas icon is green.
- Low Concentrations: Device sounds an alarm every 3 minutes. Combustible gas icon turns yellow and blinks.
- Medium Concentrations: Device sounds an alarm every 3 minutes. Combustible gas icon turns orange and blinks.
- High Concentrations: Device sounds continuous alarms. Combustible gas icon turns red and blinks.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | HD11 |
| Detectable Combustible Gases | Natural gas, Liquefied Petroleum Gas (LPG), Methane (CH4), Ethane (C2H6), Propane (C3H8), Butane (C4H10), etc. |
| Carbon Monoxide Measuring Range | 0-999 ppm (±5%) |
| Temperature Measuring Range | -10℃ to 50℃ / 14°F to 122°F (±3%) |
| Air Humidity Measuring Range | 5% to 95% RH (±5%) |
| Sensor Detecting Frequency | Once every 2 seconds |
| Power Supply | AC 100-240V/50-60Hz or built-in lithium battery |
| Lithium Battery Capacity | 2000mAh (7.4Wh@3.7V) |
| Working Voltage & Current | 5V/1A Max |
| Working Environment | -10℃ to 60℃ / 14°F to 140°F, 20% to 80% RH |
| Product Dimensions | 120 x 65 x 25 mm |
| Product Weight | 150 g |
| What's in the Box | Gedsffati HD11-CG x1; power plug x1; magnet cap x1; user manual x1 |
Cautions for Use
- This product contains a built-in lithium battery. Keep it away from water, fire, and heat.
- Do not use in hot environments (over 80℃) or wet environments (over 80% RH).
- Avoid dusty environments; regularly check and clean air holes.
- Keep away from synthetic chemical detergents, alcohol, perfumes, dust, water vapor, oil fumes, and strong sunlight, as these can interfere with sensor function and cause false alarms.
- Do not install in corners or areas with poor air circulation.
- Regular self-tests are highly recommended to ensure proper function.
- The maximum service life is approximately 5 years. Replace the unit after this period as the sensor may no longer function normally.
Warranty
Gedsffati offers a 2-year warranty against quality problems caused by manufacturing or workmanship defects. This excludes damage from accidents, negligence, modifications, or improper use.
For any issues, contact the service team at: gedsffati-service@outlook.com
Manufacturer and Representatives
Manufacturer: Shenzhen Huidu Technology Co., Ltd.
Address: Room 201, Building 3, No. 108 Honghu Road, Yanluo Subdistrict, Bao'an District, Shenzhen, Guangdong 518000, China
Importer: Shenzhenshi Yidetong Technology Co., Ltd.
Address: 2806-X96, Foreign Trade Group Building, 239 Zhongxing Road, Chengdong Community, Dongmen Street, Luohu District, Shenzhen, Guangdong 518000, China
Email: yidetong@outlook.com
EU Authorized Representative: E-CrossStu GmbH
Address: Mainzer Landstr. 69, Frankfurt am Main, Hessen 60329, Germany.
Email: E-CrossStu@web.de
UK Authorized Representative: Evatost Consulting Ltd.
Address: Office 101, 32 Threadneedle Street, London, EC2R 8AY, United Kingdom.
Email: contact@evatmaster.com
Product Disposal
This product is electrical and electronic equipment. Do not dispose of it with normal household waste to prevent potential hazards to the environment and human health. Please separate it from other waste for environmentally friendly recycling.
