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Titker Trade Network>Shenzhen Xijun Technology Co., Ltd.>Elevator telephone wholesale price, elevator telephone
Shenzhen Xijun Technology Co., Ltd.
Waterproof and moisture-proof telephones, elevator telephones, ban

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Elevator telephone wholesale price, elevator telephone

价格 Negotiable
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total supply
100001 台
MOQ
1 台
brand
昆仑
area
Guangdong
Delivery period：
Shipped within 3 days from the date of payment by the buyer
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Product Details
 
产品名称：
 自动拨号电话机（KNZD-14）
产品型号：
 KNZD-14
尺寸规格：
 240*100*40mm
材质：
 冷轧钢板
PDF：
 
简介：

本电话机可与大部分模拟或数字电话程控交换机兼容。主要用于公共工作环境下的语音通讯(听筒可以省掉)，并可在公共通讯网络或专网上实现点对点（单键）通话。

1.2主要性能特性
外壳：金属面板，防暴性强
手柄：特种ABS工程塑料，整体式结构，防水，防尘，防裂，抗敲击、抗拉
手柄送受话器、蜂鸣器、电路板、外壳所有配件采用多层防水、防尘结构。
话机稳定性好，抗干扰能力强，符合国家标准GB/T 15279-94 获得证书
防护等级IP55
外壳具有接地装置并与内部电路电气完全隔离，具有一定的电磁屏蔽作用
通话时语音清晰，声音洪亮，无回授啸叫
支持热线呼叫与交换机配合可实现被叫自动挂机。（非标设计）
整机超薄轻巧美观

1.3技术参数
振铃声级：70dB（A）
脉冲拨号：拨号脉冲的断续比为：1.6±0.2︰1.0 
          拨号脉冲速度：10±1次/秒 
双音多频（DTMF）拨号： 
频偏：≤1.5%； 低频群电平：-9±3dB；高频群电平：-7±3dB 频率组合中的高低电平差：±1dB； 谐波等总失真至少比基波电平低20dB

 

 
 

 
 

 
 
通话传输指标：SLR≤12，RLR≤-1，STMR≥10，输出阻抗：600Ω 
电声特性： 
发送响度评定值 ≥+2dB ≤+12dB 
接受响度评定值 ≥-8dB ≤-1dB 
侧音掩蔽评定值 ≥+3dB ≥+10dB

2 安装方式
在需安装的墙体预留合适的空间，壁挂墙体，用不锈钢机械螺钉固定即可
3 操作使用
呼叫功能。摘机自动拨号（号码可自行设置）。
通话功能。当主叫用户用“个呼”呼叫某一用户时，被呼方自动接通即可进行双向通话，通话方式与普通电话机相同。

 

 

value="3" unitname="kg" w:st="on">
4.包装规格
机器尺寸：240*100*40（mm）                 
外箱尺寸：272*105*80（mm）
包装材料：珍珠棉、纸箱           
毛   重：1.36KG       
净   重：1.26KG


 

 

 

 

 

 

 

 

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