Share on (1012240333):
A: Power. 1-16 FXS/FXO can support dual power.
B: E1 interface. (75 Ohm&120 Ohm)
C: 4 extra slot optional for : Ethernet, FXS/FXO, RS232/RS485 data, V.35, 2/4EM.
D: Console interface for network management.
E: Dip SEL switch.
The exra service overview can be found in the below table
Channel for slots Service | Available per extra service slot | Maximum by 4 extra service slots |
Phone(FXO/FXS)/hotline | 8channel | 30channel |
n*64kbps Ethernet | 1channel | 4channel |
RS232/RS485 | 4channel | 16channel |
2 wire EM or 4 wire EM | 2channel | 8channel |
Device Construct | 1U 19 inches. Compact and good appearance |
Main Feature | 4 slots to offer customized services |
E1 | Fully comply with ITU-T G.702, G.823 |
Bit rate: 2048Kbps | |
Code: HDB3 | |
Connector: 75Ohm unbalance (BNC) 120Ohm balance (RJ45) | |
Phone (Hotline or FXO/FXS) | Maximum 30 channel phone can be offered |
Connector: RJ45 | |
Impedance: 200Ω+680Ω 0.1uF | |
Frequency character: 300-3400Hz(-0.6-+3dB) | |
Weighted noise: ≤-65dBmop | |
Interface loop resistance: ≤1800Ω | |
Low speed Ethernet (optional) | Maximum 4 low speed Ethernet |
Connector: RJ45 | |
Bandwidth: NX64Kbps, N=1-30 | |
MAC address list capability: 1024 | |
MAC address list aging time: 5 minutes | |
The minimum frame length: 64byte~2024byte | |
VLAN: support VLAN transparent transmission | |
RS232 (optional) | Maximum 16 channel RS232 |
Connector: RJ45 | |
Transmitting output voltage: ±15V | |
Receiving input voltage: ±15V | |
The maximum rate of transmitting and receiving: 38.4Kbps | |
RS485 (optional) | Maximum 16 channel RS485 |
Connector: RJ45 | |
Receiver input sensitivity: maximum ±200mV | |
Receiver output current, IO: ±10mA | |
The maximum rate of transmitting and receiving: 38.4Kbps | |
V.35 (optional) | Connector: DCE |
Interface type: DB25 | |
Rate: N*64Kbps, N=1~30 | |
EM phone (optional) | Maximum 2 channels per slot, 8 channels by 4 extra service slots |
2 wire EM or 4 wire EM configurable by DIP switch | |
Power | AC220V or DC48V option for more than 16 channel phone |
AC and DC dual power available for less than 16 channel phone | |
Power consumption≤30W | |
Environment | Working temperature: 0 ~ 70°C |
Relative humidity: ≤90%(25°C) | |
Dimensions | 483*260*44mm |
Application Diagram

More services available to be customized according to your requirements.



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