| Sampling Method | Pump suction type |
| Gas Type | NH3, ammonia |
| Measure Range | 0 to 10.00, 100, 200, 500, 1000, 2000 ppm |
| Resolution | 0.01 ppm, 0.1 ppm, 1 ppm |
| Response Time | ≤ 30 seconds |
| Precision | ≤ ± 2% F.S except for special gases |
| Language | Chinese or English |
| Automatically Test and Calibrate After Power-On | Including reset, maximum value (MAX), minimum value (MIN), STEL, TWA value |
| Unit | PPM and mg or m³ can be switched and displayed by one key, and the concentration value is automatically converted by the system |
| Display | Monochrome graphics (160 x 96), screen can be automatically flipped |
| Backlight | The backlight time can be manually set, and will be turned on automatically when an alarm is issued |
| Data Record | Can store 100,000 sets data, the storage interval is adjustable from 5 to 3600 seconds, data can be exported, with data cable |
| Alarm | 95 dB buzzer, vibration alarm and flashing red LED and alarm status indication on the screen, alarm latched; diagnostic alarm and battery undervoltage alarm, pump block alarm; man, down alarm, with early warning and optional real-time remote Bluetooth notification function |
| Battery | 3.7 V rechargeable lithium battery, battery capacity 2200 mA |
| Working Hours | More than 15 hours in continuous pumping mode |
| Charger | Travel charger with DC interface, charging time ≥ 4 hrs. |
| Explosion-Proof Grade | IECEX or ATEX (II IG Ex Ia II C T4)CNEX: Ex Ia IIC T4 Ga |
| Certification(EU regulations) | 2004 or 108 or EC (EMC)94 or 9 or EC (ATEX) |
| Protection Grade | IP68 |
| Environmental Pressure | 86 to 106 Kpa |
| Working Temperature | -4 °F to 122 °F (-20 ℃ to 50 ℃) |
| Humidity | 0 to 90 % RH (no condensation) |
| Size | 6.18 in x 3.32 in x 2.34 in (157 mm x 84.5 mm x 59.5 mm) (including back clip or water trap filter) (length x width x height) |
| Weight | 0.805 lb. (365 g) (including battery, belt clip and filter) |
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