YU-AN optical terminal data manual, introduces the characteristics of the terminal, including video channel number, coding bit number, sampling frequency, input/output voltage, impedance, bandwidth, signal interface, differential gain, differential phase, signal to noise ratio, data channel number, data interface, data format, data rate, bit error rate, working mode, signal voltage, interface, optical fiber type, occupied optical fiber number, emission optical power, receiving sensitivity, interface, power supply, power connection, installation size, working temperature, storage temperature, working humidity, MTBF, LED status display, etc.
The YA VDT/VDR120 series is a single‑mode fiber optical terminal offering one video channel (PAL, NTSC, SECAM) and one control data channel. It supports 10‑bit video, 23 MHz video frequency and provides RS‑485, RS‑232 and TTL interfaces for flexible integration.
Mechanical dimensions are compact (93 mm × 70 mm × 25 mm) with a 5 V DC/700 mA power supply. The device operates from –40 °C to +70 °C, stores up to –40 °C to +85 °C, and has an MTBF exceeding 100 000 hours. Optical performance includes single‑mode 1310 nm/1550 nm wavelengths with up to 120 km transmission distance. This manual is written in Chinese.
| Channel count | 1 |
|---|---|
| Video bit depth | 10 bit |
| Signal interface | BNC |
| RS‑485 channels | 1 |
| RS‑485 mode | Half‑duplex |
| RS‑232 mode | Full‑duplex |
| Transmit power | >‑10 dBm |
| Operating temperature | -40 °C to +70 °C |
| Operating humidity | 0‑95 % |
| Dimensions (H×W×D) | 93 mm × 70 mm × 25 mm |
It supports PAL, NTSC and SECAM video standards.
The link can reach up to 120 km.