Fiber-optic Modem, 4E1 Point-to-point Optical Transport Equipment, Measures 1,483 x 138 x 44mm

Model Number: OP-PDH-4E1+4ETH-M-2-#2028 Brand Name: OPTOSTAR Key Specifications/Special Features: Features:4E1 point-to-point optical transport equipment based on PDH technologiesCan transmit 4E1 channels and one full rate 100Mbps Ethernet signal and provide office telephone function (optional)Based on self copyright ICSingle board structure

Monitor the status of remote device from the local one

Ethernet rate is 10/100Mbps, full/half duplex auto-adapted

Transmission range can reach 2 to 120km

220V AC 48V/DC 24V power for option

48V DC can be optional because there is the self-test circuit for the polarity inside the device

OA interface for optional

E1 port use digital clock resume circuit and digital phase-lock circuit

Technical parameters:

• E1 interface
• Interface code: HDB3 code
• Optical multiplexer line speed: 2.048Mbps ±50ppm
• Interface impedance: 75Ω/unbalanced (BNC) or 120Ω/balanced (RJ45)
• Allowed attenuation: 0 to 6dBm fiber interface
• Optical wavelength:
  • 1,310/1,550nm for single-mode optic interface for option
  • 850/1,310nm for multiple modes optic interface for option
• Optical interface: SC/FC/ST for option
• Sending consumption: 9/-5dBm
• Receiving and dispatching module: ≥6dBm
• Optical receiver receiving sensitivity: ≥36 (BER <10)
• Optical code: NRZ
• Transmitting range: MM 2/5km, SM 20/40/60/120km for option 10/100Base-T port
• Fiber rate: 10/100M, full/duplex auto-negotiation
• Protocol: supports IEEE 802.3, IEEE 802.1Q (VLAN)
• Mac address entries: 4096 entries
• Connector: RJ45 power supply
• 220V AC:
  • Input voltages: 165 to 250V AC
• 48V DC:
  • Input voltages: -72 to -36V
• 24V DC:
  • Input voltages: -18 to 36V
• Dimensions: 1,483 x 138 x 44mm
• Fiber multiplexer, 4E1 equipment ports quantity: one or 1 + 1 standby