Signal Fire ZS1000-A Optical Fiber OTDR Time-Domain Reflectometer — 100km, Easy to Use

Compact, field-ready optical tester: the Signal Fire Optical Fiber OTDR Time-domain Reflectometer Model ZS1000-A 100km is built for reliable fiber measurement and straightforward operation. It’s an easy-to-use instrument suited for installation, maintenance and fault-finding on optical networks. Performance highlights: dynamic range 32dB/30dB (100 km) and dual test wavelengths 1310±20mm/1550±20mm provide accurate return-loss and distance readings over long spans. Measurement precision: event dead zone <1.5m and attenuation dead zone <0.8m. Pulse widths span 10ns to 5us to accommodate a variety of testing scenarios and resolution needs. Display and connectivity: bright 3.5-inch TFT color LCD offers clear trace viewing. USB interface allows easy data transfer, and the unit accepts common connector types including FC (Standard), SC, and LC for broad compatibility. Data handling: includes a standard 4GB SD card and can store in excess of 20,000 traces, minimizing the need for frequent offloads. Construction and use: ruggedly built for field conditions, this OTDR delivers dependable, professional-grade results for technicians performing troubleshooting or routine maintenance.