| Customization: | Available |
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| After-sales Service: | One-Year Warranty |
| Warranty: | One-Year Warranty |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Payment Methods: |
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| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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| Power input: | 110-220AC | Response time: | T90 ≤ 3 seconds; |
| Working power: | 10W | Communication method: | RS485 digital signal |
| Sensor type: | microphone; | Output signal: | GPRS (optional) |
| Monitoring types: | noise, temperature, humidity; | Display screen: | 1 * 0.6m or small screen |
| Accuracy: | ≤± 3% FS | Working temperature: | -20~60 degrees; |
| Resolution: | 0.1db; | Working humidity: | 0~90% RH (no condensation) Service life: Sensor (5 years), Instrument (5 years); |
| Repeatability: | ≤± 3% FS; | ||
| Zero drift: | ≤± 5% FS; | Monitoring method: | continuous; Monitoring range: 30-120db Temperature: -30~50 degrees Celsius Humidity: 0-100% |
| Span drift: | ≤± 5% FS; |
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