HM-C112 Humanity E1 Optical Modem

HM-C112 Humanity E1 optical modem is called single E1 PDH. It offers 1xE1 over fiber.

Features:

HM-C112 E1 modem is called single of E1 PDH , which can connect the data one port E1 or one port RS232 to the optical interface . the equipment is wildly used in the mobile phone net station. and FTTH .

Technology Characteristics

• Realized one E1 transmitting over fiber in transparent mode
• Allow the equipment to interoperate over V.35 fiber modem and ethenet fiber modem
• Relaize one RS232 data transmitting in optical fiber line with 4800bps rate
• Have a loop setting function and easy to open and test
• Enable to manage networks and supervise equipment running and settings
• Provide unbalanced 75Ω and balanced 120Ω E1 interfaces

Interface Parameters
E1 Interface:

• Support ITU-T G.703、G.704
• HDB3 line coding, comply indication output of route warn
• Coding rate : 2048Kbps±50ppm
• 75Ω physics interface use BNC standard coaxial connector, 120Ω physics interface use RJ45 connector
   

Optical Interface:

• Rate : 4.096Mbps±50ppm
• Wavelength : 1310nm
• Power of optical signal output: –2~-11dBm
• Receipt sensitivity : better than –36dBm
• Interface : FC
• Interface mode :DCE

Typical Application Diagram