What Size Should a Room Smoke Detector Be?
When installing smoke detectors, most homeowners focus on placement, power sources, or sensor types—but size matters too. A detector that’s too large might be obtrusive, while one that’s too small...
Alerting You to Gas Dangers
Wisualarm offers gas alarm feature a natural gas and LPG for propane concentration detection. EN50194 Certified.
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Comparison of Gas Alarms
Comparison of Gas Alarms
| Model | DHI-HY-GB40A | DHI-HY-GA40A |
|---|---|---|
| Gas Type | Propane (C₃H₈) | Methane (CH₄) |
| Alarm Threshold | 10% LEL | 10% LEL |
| Supply Voltage | DC12V | DC12V |
| Power Consumption | ≤0.8W | ≤0.8W |
| Output | 1 valve output, 1 relay output | 1 valve output, 1 relay output |
| Warm-up Period | 180s | 180s |
| Alarm Sound Output | 70dB (A) at 1m (3.28 feet) | 70dB (A) at 1m (3.28 feet) |
| Silence | Support | Support |
| Dimensions | 86.6 mm × 86.6 mm × 29.2 mm (3.41" × 3.41"× 1.15") | 86.6 mm × 86.6 mm × 29.2 mm (3.41" × 3.41"× 1.15") |
| Certification | CE, EN50194 | CE, EN50194 |
FAQ
FAQ
Is gas alarm same as carbon monoxide alarm?
No, a gas alarm and a carbon monoxide alarm are not the same. A gas alarm detects a variety of gases, including natural gas and propane. It alerts you to potential leaks and helps prevent accidents. On the other hand, a carbon monoxide alarm specifically detects the odorless and colorless gas that can be produced by burning fuels. It is designed to protect against carbon monoxide poisoning, which can be deadly. While both alarms focus on safety, they serve different purposes.
Where should you put a gas alarm?
A gas alarm should be installed in locations where gas appliances or pipes are present, such as near gas stoves, water heaters, or furnaces. It is also recommended to place a gas alarm near any potential sources of gas leaks, like in basements or utility rooms. It is important to follow the manufacturer's instructions for proper placement and to ensure maximum effectiveness in detecting gas leaks.
How often should gas alarms be tested and maintained?
Gas alarms should be tested regularly to ensure they are working properly. It is generally recommended to test them at least once a month by pressing the test button. Additionally, it is important to maintain gas alarms by keeping them clean and free from dust or debris.
Are gas alarms in Europe compliant with safety standards?
Yes, Our gas alarms are all CE certified and comply with European market standards, so you can buy and use them with confidence.
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