Raisecom iTN2100 - Interfaces; Table 19-7 Interfaces on the OPCOM3500 E-MULTI Panel; Table 19-8 Parameters of FXS;FXO Interfaces on the OPCOM3500 E-MULTI

Raisecom
iTN2100 (P100R002) Hardware Description
19 Multi-service cards
Raisecom Technology Co., Ltd.
211
19.2.3 Interfaces
Interface types
There are 3 interfaces on the OPCOM3500E-MULTI panel, as listed in Table 19-7.
Table 19-7 Interfaces on the OPCOM3500E-MULTI panel
Interface
Type
Description
VOICE
RJ45
One RJ45 interface outputs 4-way FXS/FXO voice
services.
2/4W
HDB26 female
connector
One HDB26 interface outputs 4-way 2/4W voice services.
DATA
HDB26 female
connector
One HDB26 interface outputs 4-way V.24/ RS485 data
services.
Interface parameters
Table 19-8 lists parameters of FXS/FXO interfaces on the OPCOM3500E-MULTI.
Table 19-8 Parameters of FXS/FXO interfaces on the OPCOM3500E-MULTI
Parameter
Description
Coding mode
A-law
Bit rate
64 Kbit/s
Impedance of audio interface

On-hook impedance: 2 MΩ

Off-hook loopback impedance: 200 Ω + 600 Ω//0.1 μF
Valid transmission
bandwidth
300 Hz–3400 Hz/600Ω
Gain frequency feature

RX (A/D) gain range: -3 dB to +13 dB

Default value: 0 dB

Step value: 0.1 dB

RX (D/A) gain range: -13 dB to +3 dB

Default value: -3.5 dB

Step value: 0.1 dB
Frequency distortion
< 0.5 dB (300 Hz–3000 Hz)
< 3.0 dB (3000 Hz–3400 Hz)
Total distortion (1020 Hz)
< 33 dB (0d Bm0 to -30 dBm0)
< (33–22) dB (-30 dBm0 to -40 dBm0)
< 22 dB (-40 dBm0 to -45 dBm0)
Variation of gain with input
level
Δ< 0.5 dB (+3 dBm0 to -40 dBm0)
Δ< 1.0 dB (-40 dBm0 to -50 dBm0)