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IS128NT1+
一
产品型号
二 产品功能
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集成IS128NT1及TA功能
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1个U接口 2个S/T接口
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支持本地及远端供电
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双色CED显示电源模式
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墙壁贴装设计方便安装
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受限模式下S/T极性反转
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远端馈电状态下可支持2个模拟口
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从PS1电源对S/T馈电
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模拟端口的音源产生
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提供各种基地增补功能
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呼叫筛选功能过滤来话
三 性能指标
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U接口 |
遵循ITU-T G.961标准
达到ITU-T K.21线保护标准
1个RJ11模式接口U
2线金属线
2BIQ线编码
135欧姆电阻
最大输入直流电压：115V
最小输入直流电压：24V |
|
S/T接口 |
遵循ITU-T I.430标准
2个 RJ45 S/T界面端口
4线金属线
AMI线编码
可选终端阻抗100欧姆或无
S/T PS1输出电压
400DC，-15%～+5%
S/T供电输出
正常供电6W
受限模式420mW
PS1极性反转 |
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连接 |
点对点
点对多点 |
|
模拟端口 |
2个RJ11模式接口 ITU-T G.711 a律/u律 -40～-57直流馈电 DTMF拨号
极性反转
振铃信号：40-57Vrms
音源产生：拨号音、忙音、拨入音、保持音、内部回铃音
内部通讯 |
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业务 |
网络/本地增补业务 |
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功能 |
呼叫等待
呼叫转移
呼叫跟随
三方会谈 |
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指示灯 |
状态：U和S/T同步
电源
绿：本地供电
红：远端供电 |
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电源 |
输入：100/230VDC，50-60Hz
输出：40VDC，-15%-+5% |
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操作 |
0-50度 |
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温度 |
10-95% RH |
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尺寸 |
212Wx128Dx39H(mm) |
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IS128NT1+ |
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FEATURES
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Integrated NT1 function with twoanalog ports
- 1 x
U interface, 2 x S/T interface, 2 x analog ports
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Local/remote power supply supported
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Wall mounted design for mounting application
- S/T
polarity reversed during restrict mode
- S/T
power feeding from PS1 power source
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Support analog ports/ISDN phone under remote power feeding
- Optional
RS232C,USB,remote programming Function
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Easy setup from telephone keypad
SPECIFICATIONS
Type
U
Interface
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Comply with ITU-T G.961
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Meet ITU-T K.21 line protection
- 1 x
U interface port
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2-wire metallic line
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2B1Q line coding
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Maximum input DC voltage:115V
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Minimum input DC voltage:28V
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Metallic bypass(optional)
S/T
Interface
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Comply with ITU-T I.430
- 2 x
RJ45 modular jack
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4-wire metallic line
- AMI
line coding
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Terminating resistance selectable
- for
100£[, 50£[or none
- S/T
PS1 output voltage:
-
40VDC, -15%~+5%
- S/T
output power :
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Normal mode : 4W
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Restricted mode : 420mW
- PS1
polarity reversed
Connection
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Point-to-point
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Point-to-Multipoint
Analog Port
- 2 x
RJ11 modular jack
- ITU-T
G.711 a-law/u-law
- -40
~ -57DC power feeding
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DTMF dialing
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Polarity reversal
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Ring signal : 45 - 55 Vrms
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Tone source generation : dial tone
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busy tone, incoming tone,
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holding tone, inner ring-back tone
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Inner intercom
Service Function
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Network supplementary service
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call waiting
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call transfer
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call forwarding
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three party conference
LED
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LOCAL : Local Power Supply
- LINE
: Remote Power Supply
- SYNC/ : U and S/T
synchronization
- TEST
:Network Loopback test
- DTR
: Data Terminal Ready
- TD
: Transmit Date
- RD
: Receive Data
Power
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Input:90/260VAC, 50~60Hz
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Output:40VDC, -15%~+5%
Operation
Humidity
Dimension
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