3M™ Ultimate Digital Leak Detector WL-AD-2002-A

1. Four indicator lights display status:
 • Green (Power)
 • Red (Water Leak Detected)
 • Yellow (Sensor Open Circuit)
 • Red (Sensor Short Circuit)
2. Sensitivity is adjustable.
3. Capable of detecting ultrapure water and certain photoresist liquids (with S-1F).
4. Power supply options: AC 100–110V or AC 200–220V.
5. After leak detection, reset by turning the knob back by 1–2 degrees.
6. Two output contact sets:
 • 1C for leak/short-circuit signal
 • 1C for open-circuit signal
7. Leak alarm/reset time: 2 seconds / 2 seconds.
8. Open-circuit alarm time: 2 seconds.
9. After detecting an open circuit, reconnect the broken sensor lead to auto reset.

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