The WatchGas UNI is a compact and easy to use single gas monitor for detection of ammonia (NH3).

The UNI offers a simple portable solution for detection of ammonia. The UNI is constructed using strong and durable materials, to provide protection in the harshest of environments.

• Large LCD
• Event logger
• IP rating: IP68
• Password protection
• Six bright red flashing LEDs, loud acoustic alarm, vibrating alarm
• Low, High, TWA & STEL alarms.

• The NH3 detector is delivered calibrated.
• The device must be calibrated by the user at least every 6 months according to the user manual.

• Detectable gas ranges sensor: 0 - 100 ppm / 71 mg/m³
• Resolution sensor: 1 ppm / 1 mg/m³
• Temperature: -20°C to 50°C
• Humidity: 5% ~ 95% RH (Non-condensing)
• Alarm signal: acoustic 95dB @ 30 cm and visual 6 bright red LEDs, vibration alarm
• Display: LCD Display
• Calibration: 2-point calibration, zero and span. Power-on zero calibration with user confirmation
• Event log: up to 50 alarm events
• Battery: replaceable 3.6V AA Lithium battery for 3 years of operation
• Measurement: diffusion
• Accuracy deviation: 2-3%
• IP-Rating: IP68
• Sensor life: 1 to 2 years as per warranty