Subsurface Instruments LD-12 Water Leak Detector

Pinpoint with the LD-12 Leak Detector The LD-12 Leak Detector is our most popular leak detector due to its versatility, ease of use, and price-to-value ratio. This detector can conduct leak surveys and leak pinpointing, making it an ideal all around leak locator. Featuring six filters to allow the unit to screen outside noise and zero in on water leaks, the LD-12 is the ideal leak detector for water professionals. In the Box: Amplifier with metered display and noise filters Ground microphone with hand switch. Aviation grade stereo headphones Contact rods (3 sections) Magnetic base, ground plate and nut driver Padded carrying case and strap for amplifier. Instruction Manual Heavy duty ABS plastic carrying case. Five Year Warranty Features Large meter display (with backlight) of sound loudness, allowing the user to pinpoint the exact leak location. Light weight amplifier, weighing only 31 ounces, with a padded carrying case and a strap. Six selectable filters, split into three “low side” filters (100Hz, 200Hz, or 400Hz) and three “high side” filters (600Hz, 800Hz, or 1200Hz). “Limiter” switch which cuts off all loud noises greater than 110dB. If you drop the sensor, you won’t hurt your hearing. “Filter-Thru” switch, which turns OFF all of the amp’s filters, allowing the user to hear all sounds from 50Hz to 15,000Hz. High-sensitivity ground microphone and low “electronic noise” amplifier combine to offer the very best quality sound for leak detection. Three accessories for attachment to the sensor: Ground plate for pinpointing on streets/slabs Magnet base for surveying at hydrants/valves Contact rod for surveying at meters/fittings LD-12 Technical Specifications Amplifier Size 6.7" x 2.8" x 4.1" (17.0 cm x 7.1 cm x 10.3 cm) Amplifier Weight 2.0 lbs (0.9 kg) Amplifier Input Power Six (6) "AA" dry cell batteries Amplifier Battery Life 1) 28 hours with backlight OFF (alkaline cells)2) 14 hours with backlight ON (alkaline cells) Amplifier Frequency Range 1) 100 Hz to 1200 Hz (13 dB) with Filter-Thru OFF2) 15 Hz to 30,000 Hz (13 dB) with Filter-Thru ON Amplifier Power Consumption 1) 70 mA or less with backlight ON2) 35 mA or less with backlight OFF Amplifier Input Impedance 50,000 ohms Amplifier Output Impedance 15 ohms Amplifier Amplification 62 ±/- 3 dB Amplifier Warranty 5 Years ABS Carrying Case Size 18.5" x 14.6" x 7.5" (47.0 cm x 37.1 cm x 19.0 cm) ABS Carrying Case Weight 16.4 lbs (7.43 kg)   LD-12 Water Leak Detector Quick Guide   LD-12 Water Leak Detector Data Sheet   LD-12 Water Leak Detector User Manual