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BHE系列防爆电话机(IIC)

型号含义 Model implication

注:
1、户外式产品配置有专用机箱
2、本产品必须与耦合器配套才能安全使用;
3、本产品适用于程控交换机系统。
Note:
1.Outdoor-type products, special chassis configuration
2.The product must be safe use of couplers supporting male;
3.The product is suitable for program-controlled switchingsystem.

适用范围 Applications

1.1区、2区或20区、21区、22区危险场所;
2.IIA、IIB、IIC类爆炸性气体环境;
3.户内、户外(IP54);
4.温度组别:T1~T4
5.应用于石油、化工、航天、军工等场所。
1.Hazardous:division 1&2or zone 20、21、22;
2.Explosive gas atmospheres:class IIA, IIB,
3.Indoor or ortdoor(IP54);
4.Temperature class:T1~T4;
5.Widely using in the fields of oil, chemical industry, spaceflight, war ind-ustru and so on.

产品特点 Features

1.本产品通讯功能、使用方法与普通电话机完全一致;
2.本产品在优质名牌电话机上进行防爆设计制造,其性能、质量优良;
3.话质清晰,外观简洁大方,安装、使用方便;
4.耦合器将未能满足本安电路技术要求的电信号,给予限流限压等措施,使输出端输出符合本安电路技术要求。
1.This product communications, use of ordinary phone does not cause;
2.This high-quality brand-name products in the design and manufacture of explosive on the phone, its performance, quality;
3.If quality of clear, simple and generous appearance, install, easy to use;
4.Coupler circuit will not meet the technical requirements of the safety signal, given limited limited pressure and othermeasures to make the output conform to the safety output circuit technology requirements.

主要技术参数 Main technical parameters

防爆标志
Ex-mark
工作电压
Working voltage
工作电流
Working current
振铃电压
Ringing voltage
振铃电流
Ringing current
ExibⅡCT6等效于 Ⅱ2G ExibⅡCT6(欧标) ≤8V ≤25mA ≤45V ≤25mA

 

振铃声级
Ringing level
脉冲断续比
Pulse than
intermittently
脉冲速率
Pulse rate
直流馈电电压
DC supply voltage
最高输出电压
The maximum
output voltage
≥67dB 2±0.2:1 10±1次/秒 24~60V(非本安端) 45V

 

最大输出电流
Maximum
output current
允许线路分布电容
Allow line distributed
capacitance
允许线路分布电感
Allows distributed
inductance circuit
最高允许电压
Maximum
allowable voltage
25mA 0.047μF/km 1mH/km 60V

安装示意图及安装尺寸

 

 

 


产品关键字:防爆电话机
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