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| Brand | RIKEN KEIKI |
|---|---|
| Origin | Japan |
| Model | SP-230 ML |
| Detection Principle | Hot-Wire Semiconductor Sensor |
| Detection Method | Draw-in (Pump-Assisted) Sampling |
| Gas Types | CH₄ (Natural Gas), i-C₄H₁₀ (LPG) |
| Measurement Range | 10–2000 ppm |
| Alarm Setpoints | 10, 30, 150, 500, 2000 ppm (default: 30 ppm) |
| Alarm Output | Visual (flashing LED), Audible (buzzer) |
| Explosion Protection | Intrinsic Safety, II 2G Ex ic IIC T4 Ga |
| IP Rating | IP67 |
| Operating Temperature | −20 to +55 °C |
| Operating Humidity | ≤95% RH (non-condensing) |
| Battery | 2 × AA alkaline, ~13 h continuous operation (25 °C, no alarm, no light, no Bluetooth) |
| Dimensions | 41 (W) × 186 (H) × 38 (D) mm (excl. probe) |
| Weight | ~220 g (excl. batteries) |
| Wireless | Bluetooth 4.2 Low Energy (BLE) |
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