KTG127(A) Coal mine explosion-proof Fiber Optical Transceiver This product is mainly used in coal mine to realize network data exchange function and analog signal transmission function. It is suitable for environments containing coal dust mixture and methane explosive mixture. Aliases: Coal mine explosion-proof Fiber Optical Transceiver, coal mine explosion-proof video Fiber Optical Transceiver, coal mine underground explosion-proof telephone Fiber Optical Transceiver.

  Explosion proof mark: Ex db I Mb

Power supply：
  a) Rated working voltage：AC127V
  b) Input apparent power：≤100VA

Signal interface:

1.Ethernet interface：
  a）Transmission mode: full-duplex TCP/IP；
  b）Transmission rate：100 Mbps（Adaptive）.
2.Fast Ethernet optical port：
  a) Transmission mode: full-duplex TCP/IP；

  b) Transmission rate：100Mbps.
3.Analog optical signal output：
  a) Transmission mode: analog optical signal transmission, single mode, wavelength: 1310nm;

  b) Interface Type：FC
4.Video analog signal input interface：
  Input video format: NTSC or PAL;

Function：
  a) It has video analog signal input, which can be converted into optical signal output after being processed by the optical transceiver；
  b) It has the function of data exchange between Ethernet Gigabit optical port and Ethernet Gigabit electrical port, conforms to IEEE802.3 protocol, supports full-duplex/half-duplex。