| Sampling Method | Internal sample pump, flow rate nominal 0.5 LPM, includes hydrophobic filter |
| Suction Flow Rate | Minimum 0.35 L/min (open flow rate) |
| Gas Alarm Pattern | Lamp flashing, continuous modulating buzzer sounding, gas concentration display flashing, vibration |
| Gas Alarm Reset Operation | Self-resetting or latching |
| Fault Alarm/Self-Diagnosis | System, clock, or sensor abnormality; battery voltage drop; calibration failure;
pump abnormality; low flow rate |
| Fault Alarm Pattern | Lamp flashing, intermittent buzzer sounding, detail display |
| Fault alarm reset operation | Self-resetting |
| Display | LCD digital (7-segment + 14-segment + icons) with backlight |
| Individual Operations | Operational status, clock, battery level, peak reading, pump status, calibration notification |
| Sound Pressure | Approx. 90 dB (30 cm) |
| Data Logger Function | Maximum storage capacity: 3,600 items Interval: 5 minutes (adjustable) |
| Communication Specifications | USB, 2.0 (for data logger) Connector: Type-C |
| Power Source | Rechargeable lithium ion battery, USB Type-C power cord |
| Continuous Operating Time | Approx. 30 hours (25 °C, fully charged, no alarm, no backlight) |
Operating Ambient
Temperature /Humidity Range | -20 °C to +50 °C (no sudden changes), 0 – 95 % RH (no condensation)
(-4 °F to +122 °F) |
| Approvals | Intrinsically safe construction IECEx (Ex da ia IIC T4 Ga/Ex ia IIC T4 Ga) ATEX (II1G Ex da ia IIC T4 Ga/II1G Ex ia IIC T4 Ga) |
| Certifications | ATEX / IECEx, QPS (pending) |
| Protection Level | IP67 equivalent |
| External Dimensions / Weight | Approx. 2.52 (W) × 6.81 (H) × 1.85 (D) (excluding protrusions) / Approx. 9.87 oz. |
| Warranty | Three years material and workmanship |