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Provides detection for various A2L and A3 gases (R32, R454A, R454B, R454C, R290)
0-100% LFL refrigerant gas measurement range
High accuracy across full temperature and humidity range
Advanced automatic baseline calibration mechanism, no field calibration required
Fast response speed, service life up to 15 years
Principle: NDIR
Measured gases: R32 / R454A / R454B / R454C / R290
Measurement range: 0–100% LFL
Accuracy: ±2.5% LFL @ 0%–25% LFL
±10% of reading @ 25%–100% LFL
Alarm point: 15% LFL
Resolution: 0.1% LFL
Response time: T90 ≤ 30 s
Output: RS485 Modbus
Operating conditions: -40 ~ 85 °C, 0–95% RH (non-condensing)
Storage conditions: -40 ~ 85 °C, 0–95% RH (non-condensing)
Power supply: 5 ± 0.5 V DC, ripple ≤ 100 mV
Operating current: Average current ≤ 380 mA
Peak current: < 550 mA
Service life: > 15 years
Dimensions: 76.8 × 59.2 × 19.5 mm (customizable)
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