| Manufacturer part number (MPN) | 5317262 |
| Brand | Fluke |
| Category | Tools |
| Operating Principle | FiberLert is a live fiber detector that senses near infrared light emitted from fiber optic cabling. A continuous red glow at the handle and an audible beeping noise (if not switched off) indicates the presence of near infrared light. |
| Optical Interface | Non-contact ceramic ferrule. Fits directly with 1.25 mm LC receptacles. Tethered ferrule adapter for testing 1.25 mm ferrule patch cord. Supports single-mode, multimode, UPC and APC connectors and ports. |
| Wavelength Detection | 850 nm to 1625 nm |
| Optical Power Detection Range | +3 dBm to -30 dBm |
| Light Detection | Visible steady red LED indicator when optical power is detected |
| Lightbeat™ Indicator | Flashes twice every two seconds when unit is on and battery strength is sufficient. |
| Battery Saver | Unit automatically turns off after five minutes of inactivity |
| Batteries | 2 AAA alkaline batteries included |
| Battery Life | Typically, greater than 1 year (5 hrs. of use a week) |
| Item Size | 0.6” x 1.0” x 6.6” / 1.6 x 2.5 x 16.8 cm |
| Item Weight | 2.1 oz / 59 g |
| Operating Temperature Range | -10 °C to 50 °C |
| Operating Humidity Ranges | 95 % (10 °C to 35 °C) Non-condensing 75 % (35 °C to 40 °C) Non-condensing uncontrolled < 10 °C |
| Operating Altitude | ≤ 3000 meters |
| Storage Temeperature | -20 °C to 50 °C |