High-sensitivity Freon and refrigerant leak detector with audible alarm | UT336A

The UNI-T UT336A is an advanced electronic refrigerant leak detector utilizing Negative Corona sensor technology. This device is engineered to be a precise and reliable tool for technicians in the fields of HVAC, refrigeration, and automotive maintenance.

1. Description

The UT336A is a highly sensitive portable device characterized by its rapid response time and ability to detect minute leaks in various refrigeration systems. It is widely used in the maintenance of air conditioners, automotive cooling systems, industrial refrigeration units, and household refrigerators.

2. Technical Specifications

• Sensor Type: Negative Corona Sensor
• Maximum Sensitivity: Up to 3 grams per year (3g/a)
• Warm-up Time: Approximately 3 seconds
• Probe Life: Approximately 50 hours (replaceable)
• Battery: 4 AA alkaline batteries
• Battery Life: About 20 hours of continuous operation
• Auto Power-Off: After 15 minutes of inactivity
• Weight: 312 grams (without batteries)
• Dimensions: 190 x 65 x 43 mm

3. Detectable Gases

• CFCs: R11, R12, R500, R502
• HCFCs: R22, R123, R141, R142
• HFCs: R134a, R125, R32, R410A

4. Key Features

• 6 Sensitivity Levels: Manually adjustable
• Audible and Visual Alerts: 6-level LED indicators and accelerating beeper
• Auto-reset: Automatic calibration to ambient air
• Flexible Probe: For hard-to-reach areas
• Mute Function: Silent operation mode

5. How to Use

1. Power On: Long-press the power button for a 3-second warm-up.
2. Adjust Sensitivity: Use arrows to set the desired level (default is 3).
3. Leak Detection: Move probe slowly (3-5 cm/s) near suspected areas at a 5mm distance.
4. Pinpointing: Follow the alarm intensity; use the RESET button in saturated environments.
5. Post-use: Power off and clean the sensor probe.

Included Accessories: Main unit with flexible probe, quick start guide, safety instructions, 4 AA batteries, and an auxiliary probe.