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EX-BH621
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  • EX-BH621
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EX-BH621

贝克 EX-BH621 防爆广播对讲电话机是一款兼容 SIP 协议的网络语音设备,专为油田、化工厂等危险区域设计。该设备具备 IP66 防护等级、支持以太网供电(PoE),拥有超过 100 分贝的响铃音量,且支持多种通信协议,可在恶劣环境中保障通信的稳定可靠。
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  • 贝克EX-BH621是专业通信工程的巅峰之作,专为衔接高速数字网络与危险工业环境的严苛物理要求而设计。在石油化工提炼、海上钻井、地下采矿、重化工生产等领域,普通通信设备不仅性能不足,更可能成为潜在点火源。贝克EX-BH621专为消除此类风险打造,同时能提供高保真的语音通信服务。

    EX-BH621声光报警电话


        一、产品概述与战略定位

    贝克EX-BH621是一款防爆型SIP(网络电话)终端,适用于存在易燃气体、蒸汽或可燃粉尘的危险环境。与传统模拟工业电话不同,EX-BH621基于现代化的VoIP(网络语音协议)架构打造,可直接接入厂区的IP网络。
    该设备是综合通信系统(ICS)中的核心安全组件,定位为高耐用性终端,能承受机械冲击、化学腐蚀和极端温度,同时严格符合国际监管机构要求的“Ex”(防爆)标准。


        二、技术架构:SIP 2.0核心基础

    贝克EX-BH621的核心是高性能数字信号处理器(DSP),通过SIP 2.0(RFC3261)协议实现通信管理。该技术选型具备多项核心优势:

    • 通用兼容性:可在几乎所有主流IP程控交换机(IP-PBX)或软交换平台上注册为标准分机,包括思科CUCM、华为eSpace、Asterisk、亚美亚Avaya等。
    • 高清语音音质:工业环境向来噪音显著,EX-BH621支持G.722等宽带音频编解码器,提供“高清语音”效果,捕捉的频率范围远超传统电话。这一特性对确保高噪音环境下的指令准确传达至关重要。
    • 网络部署灵活性:同时支持静态IP动态主机配置协议(DHCP),可轻松部署于大型工业园区;还支持虚拟局域网标签(802.1Q/p),能将语音流量优先于数据流量,保障低延迟、低抖动的通信体验。

        三、防爆设计理念与认证资质

    贝克EX-BH621的“Ex”防爆标识绝非营销噱头,而是一套基于安全要求的专属工程设计方案。该设备采用隔爆型(Ex d)本质安全型(Ex ib)相结合的防爆防护方式。

        核心安全等级认证:

    • 气体防护等级:通常达到IIC类认证,可适用于包含氢气、乙炔在内的最易燃易爆气体环境。
    • 温度组别:常规为T6级,即设备即使在故障状态下,表面最高温度也不会超过85℃,避免成为低自燃点气体的点火源。
    • 危险区域划分:适用于1区、2区(气体危险环境)21区、22区(粉尘危险环境)

    设备外壳采用精密设计的接合面“隔爆间隙”结构,可将内部爆炸压力与火焰限制在壳体内,防止向外界危险环境扩散。

    EX-BH621防爆认证证书


        四、硬件耐用性与工业级设计

    贝克EX-BH621的物理结构为适应爆炸性危险环境进行了全方位的长寿命优化。

        机身与外壳

    设备主体采用压铸铝合金(ADC12)打造,该材料在重量、导热性和机械强度之间实现了完美平衡;表面经过静电粉末喷涂处理,具备以下特性:

    • 高抗腐蚀性:适用于海上钻井平台等盐雾腐蚀严重的环境,为必备特性。
    • 防静电性能:防止静电积聚产生电火花,规避爆炸风险。

        手柄与铠装连接线

    手柄采用高强度模塑塑料制成,核心关键部件为不锈钢铠装连接线,其抗拉强度超过200公斤,几乎无法被人为破坏或意外扯断,确保紧急情况下的通信生命线始终畅通。

        防护等级(IP等级)

    设备防护等级达到IP66或IP67,意味着具备以下防护能力:

    1. 完全防尘:有效阻止任何粉尘进入设备内部。
    2. 防水防护:可承受强力水射流冲击,甚至短时间浸水。适用于热带风暴频发的户外环境,也可在食品加工、化工工厂中使用高压水枪清洁。

    EX-BH621产品细节展示


        五、高级操作功能

    贝克EX-BH621搭载多项“工业智能”功能,与民用级通信设备形成显著差异:

    • 主动降噪:采用双麦克风技术或先进DSP算法,过滤掉泵体、涡轮、风机等工业背景噪音,精准提取人声。
    • 快速拨号/热线功能:可预先编程,拿起手柄即自动拨打控制室或应急中心号码。
    • 远程管理:作为IP设备,技术人员可通过网页浏览器远程登录,修改设备参数、更新固件、检查设备“健康”状态,无需进入危险区域。
    • PoE以太网供电:可通过传输数据的同一条网络线缆供电,简化安装流程,无需额外配置防爆电源。

        六、工业适用场景

    贝克EX-BH621的多功能性使其成为多个特定行业的标配通信设备:

        石油与天然气炼化厂

    炼化厂内,一个微小的电火花即可引发灾难性事故。EX-BH621被部署在泵站、装卸区、储罐区等关键点位,可与寻呼系统对接,作为全厂应急广播的终端设备。

        地下采矿行业

    采矿环境恶劣、潮湿,且常存在甲烷气体。EX-BH621的IP67防护等级可抵御潮湿和泥浆侵蚀,防爆认证则确保其在煤尘或瓦斯聚集环境下的使用安全。

        海洋与海上作业

    海水是电子设备的天敌,EX-BH621的铝合金机身与专用涂层专为抵御海上钻井平台、化工运输船常见的点蚀腐蚀设计。

        基础设施(隧道与地铁)

    在长距离铁路隧道或公用工程隧道中,通信对设备维护和消防安全至关重要。EX-BH621提供高耐用性的对讲解决方案,可通过光纤转换器或工业交换机实现长距离菊花链组网。


        七、安装与维护最佳实践

    为保持防爆等级的完整性,贝克EX-BH621的安装必须使用专用配件:

    1. 防爆电缆密封接头:以太网和电源线的进线口必须使用认证防爆密封接头,确保密封面的气密性。
    2. 可靠接地:必须进行规范的接地处理,消散潜在的电涌或静电。
    3. 严禁带电开盖:在危险区域内,设备电路通电时绝对禁止打开外壳。

        八、产品总结

    贝克EX-BH621绝非一款普通的电话,而是专业的工业作业工具。它将传统防爆工程的坚固性与现代SIP网络电话的智能化完美融合,在提升企业运营效率的同时,保障人员安全。对于所有在高风险环境下运营的企业而言,EX-BH621是对通信基础设施的可靠、面向未来的投资。

  • 防爆与防护

    • 防爆标志:ExdibIICT6Gb/EXtDA21IP66T80℃
    • 防护等级:IP66(防水防尘,无需额外防水罩)
    • 适用环境:0/1/2区爆炸性气体环境、IIC级爆炸性气体环境;20/21/22区可燃性粉尘环境;T1~T6温度组

    环境与电气参数

    • 额定电压:AC220V
    • 工作温度:-40~+60℃
    • 大气压力:80~110KPa
    • 相对湿度:≤95%
    • 供电方式:支持POE供电,带浪涌与抗干扰保护
    • 引出线孔:3-G3/4"

    通信与音频

    • 网络协议:TCP、UDP、ICMP、SIP2.0
    • 网络连接:以太网直连,支持跨网段、跨路由器
    • 频率响应:250~3000Hz
    • 扩音输出功率:10~25W
    • 音频性能:30W高品质功放,声音清晰洪亮;支持外接25W扬声器;听筒及扬声器音量可通过键盘调节
    • 通话功能:数字键盘拨号,可呼叫任意终端,全双工对讲;振铃音量100dB+

    硬件与材质

    • 外壳:铝合金压铸,黄色;表面高温静电喷涂,防静电、耐腐蚀优异
    • 键盘:不锈钢
    • 听筒:抗暴降噪型
    • 挂叉:锌合金
    • 壳体:专业防护结构设计,美观实用

    物理与安装

    • 安装方式:壁挂式
    • 外形尺寸:343×294×206mm
    • 整机重量:12kg

    核心功能

    • 符合SIP协议的VoIP设备
    • 恶劣危险工业环境下可靠通信
    • 支持广播与对讲功能

    应用场景

    石油开采、化工、军工、制药、冶炼行业;油库、海上石油平台、油轮等危险场所
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常见问题

什么是ATEX?


ATEX是大气可爆物的缩写,是一套欧盟(欧盟)指令和标准,用于规范潜在爆炸性环境中使用的设备和保护系统。
这些标准旨在确保机械、电气设备和相关部件在可能存在易燃气体、蒸气、雾气或可燃粉尘的环境中不会成为点火源。ATEX适用于欧盟境内的设备制造商和向欧盟市场出口产品的制造商。

什么是IECEx?


IECEx是IEC爆炸性环境中使用设备认证体系的缩写,是由国际电工委员会(IEC)开发和管理的国际认证体系,旨在促进潜在爆炸性环境中使用的设备和部件的全球贸易。
IECEx系统的核心目标是建立一套全球公认的统一标准和认证程序。这消除了制造商为不同市场获得多个单独认证的需要,从而减少了贸易的技术壁垒,并确保跨地区的产品安全一致性。

Becke Telcom专注于铁路、隧道、石油和天然气以及海事部门的工业防爆通信,提供具有集成PA、对讲和呼叫功能的PAGA、SOS和IP电话。


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