型号含义 Model implication

适用范围 Applications
1.1区、2区危险场所或20区、21区、22区危险场所;
2.ⅡA、ⅡB、ⅡC爆炸性气体环境或可燃性粉尘环境;
3.户内、户外(IP54、IP65*);
4.温度组别:T1~T4/T6;
5.应用于石油、化工、航天、军工等场所。
1.Hazardous:division 1 &2,or 20,21,&22;
2.Explosive gas atmosphers:class ⅡA ⅡB ⅡC or inflammable
dust environment;
3.Indoor or outdoor(IP54,IP65*);
4.Temperature class:T1~T4/T6;
5.Widely using in the fields of oil, chemical industry, spaceflight,war ind-ustru and so on
产品特点 Features
1.壳体采用高强度铝合金一次性压铸成型,表面经高速 抛
丸清理后高压静电喷塑,外壳结构紧凑合理,强度好,
防爆性能优良,表面塑粉附着力强,具有良好的防腐性
能,外表整洁,美观大方;
2.是输送机自动区控制不可缺少的传感元件;
3.具有强度高,重量轻,密封好,使用寿命长等优点;
4.钢管或电缆布线。
1.Enclosure is cast with high intensity aluminum alloy, surfaceis sprayed with plastic by high voltage static electicity, after
the highly impeller cleaning. The structure of enclosure isreasonable, high-intensive and perfect-explosive and thesurface plastic of good adhesive force is excellent in explosion-proof and appearance;
2.Is the automatic zone control conveyors indispensable sensor;
3.With high strength, light weight, sealed, and long life;
4.Wiring with steel tube or cable.
主要技术参数 Main technical parameters
型号
Type |
触头容量
Contact
capacity |
防爆标志
Ex-mark |
BLLS-1 |
≤380V
≤3A |
ExdⅡBT4 等效于
Ⅱ2G ExdⅡBT4(欧标)
DIP A20 TA,T4 等效于
Ⅱ1D Ex tD A20 T4(欧标) |
BLLS-2 |
动作力
Operating
force |
工作行程
Working stroke |
极限行程
Ultimate stroke |
防护等级
Degree of
protection |
12±2 |
15±2mm |
20±2mm |
IP55 |
外形及安装尺寸 Outline&installation dimensions

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