The HJ-AF240 series PDH optical terminal is a multi-service transmission device independently developed and produced by our company. The device uses internationally advanced integrated circuits, programmable logic circuits, and high-speed microprocessor design. It supports 8 E1 (G.703) interfaces and is expandable for telephone/Ethernet/asynchronous data/synchronous data, etc. It is widely used in public networks of telecom and mobile operators, as well as private networks in postal services, power, banking, public security, military, railways, and large enterprises and institutions.
1. Each interface is equipped with surge and three-level lightning protection;
2. The technical parameters of each interface comply with relevant international or domestic standards;
3. Modular design; easy to expand and maintain;
4. Interface impedance 75Ω (unbalanced) or 120Ω (balanced); (default is unbalanced 75Ω);
5. Strong anti-interference ability, stable performance, and complete functions;
6. Optical fiber interface: FC/SC; single-mode/multi-mode; 0-100Km; (customized according to customer requirements);
7. Comprehensive network management functions, real-time monitoring of various device operating statuses (optional);
8. 19-inch 1U aluminum profile chassis.
