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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) |
| Brand | RIKEN KEIKI |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor & Calibration Provider |
| Product Category | Domestic |
| Model | Gas Detection Instrument Calibration & Maintenance Service Package |
| Service Type | Traceable Calibration & Functional Verification |
| Industry Coverage | Petrochemical, Natural Gas, Metallurgy, Marine, Semiconductor & LCD Manufacturing, Solar PV, Fuel Cells |
| Accreditation | CNAS ISO/IEC 17025:2017 (Calibration Laboratory) |
| Quality Certifications | ISO 9001:2015, ISO 14001:2015, ISO 45001:2018 |
| Technical Staff | 1 Senior Engineer, 2 Registered Metrologists, 14 Field Service Engineers (CNAS-qualified & OEM-trained) |
| Response Time | ≤24 hours |
| Service Experience | 10 years in semiconductor cleanroom gas safety compliance |
| Brand | RIKEN KEIKI |
|---|---|
| Origin | Japan |
| Model | SD-2500 |
| Detection Principle | Catalytic Bead (Pellistor) Combustion |
| Explosion Protection Rating | Ex d IIB T4 Gb |
| Operating Temperature Range | 0–250 °C |
| Display | Integrated LED Concentration Indicator |
| Input Power | 24 V DC (loop-powered) |
| Output Signal | 4–20 mA analog output with HART protocol support |
| Certifications | JIS ATEX, IECEx, UL/cUL Class I Div 1, FM Approved |
| Enclosure Rating | IP66/IP67 |
| Sensor Life Expectancy | ≥3 years typical in clean air environments |
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