供应HDB-2防爆站 HAG系列本安自动机是本质安全型防爆电气通讯设备，其功能与普通机的相同，与HOG-1型耦合器配套使用。可以与各种制式的交换机联网组成防爆通讯系统。根据环境不同可分为壁挂式和桌面式两种形式以适应不同需要。 HAG series of intrinsic safety ephone is intrinsic safety type explosion protected electrical communication device. It has the same function of normal ephone and is used with HOG-1 coupler. It can be connected with various exchangers to form explosion protected communication system. It has bracket and desktop type to meet different requirements. 适用范围 0 区、1 区、2 区危险气体场所； IIA、IIB、IIC 类T1～T6 组性气体或蒸气环境；户内、户外（IP56）；广泛用于石油化工、纺织、冶金、电力、铁路、矿山、港口、库区、车站、码头、石油液化气船、化学品危险船、石油钻井平台等含有易燃易爆气体的危险场所及噪声环境作扩音呼叫通讯 Applying scope Hazardous gas areas: Zone 0,1&2 ; Explosive gas or vapor atmospheres:class IIA、IIB、IIC, temperature class: T1～T6; Indoor and outdoor（IP56）. It can be used in petrochemicals, textile, metallurgy, electrical power, railway, mining, port, reservoir, bus station, quay, liquefied petroleum gas steamer, chemicals hazardous ship and oil exploration platform area etc.dangerous explosive atmosphere place,or in a noisy place. 产品特色机为双音频拨号,安装方式为壁挂式或桌面式 ；可与24-60V的交换机配套使用 ；采用密封式结构设计,起到防尘防雨,防湿,防腐蚀作用 ；摘挂机采用指示灯显示 ；手机挂钩采用无触点结构设计,避免形成电火花,起到防爆作用；全塑机箱一体化设计起到防盗作用 ；采用背景噪声消除电路,话音传送质量显著提高 ； “FLASH”键:在提取手柄时取挂机作用 ； “REDIAL”键:zui后一个重拨 ；通讯距离≤ 15km ；机使用在性气体场所，与相应的关联设备耦合器（安全栅）相连接；关联设备的安全参数满足本安设备参数的要求。 Features The ephone is double-frequency dialing model and the fixing method can be wall-hung style or desktop style; Can be equipped with exchanger of 24-60V; Adopting design of sealing structure to attain functions of dustproof, rainproof, humidityproof and