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BLPK type explosion-proof eeviation switch(ⅡB)

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BLPK type explosion-proof eeviation switch(ⅡB)

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.可用于输送机胶带跑偏的检测；
4.防止由于胶带跑偏而造成物料溢出等故障；
5.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.Can be used for the detection of deviation of conveyor belts;
4.To prevent the deviation of the tape and other failures caused
by spillage.
5.Wiring with steel tube or cable.

主要技术参数 Main technical parameters

型号 Type 作用力
Force		 触点数量
Contact Number
常开 NO 常闭 NC		 开关动作角度 Switching angle
 		 额定电压
Rated Voltage
一级 Ⅰ 二级 Ⅱ 极角
Polar angle
BLPK-T1-12-30
BLPK-T1-10-45
BLPK-T1-20-35
BLPK-TN-N		 20~70N
20~70N
20~60N
20~70N

2
2
2
2

 2
2
2
2		 12°
10°
20°
10°		 30°
45°
35°
20°		 70°
70°
75°
60°		 220V
380V

 

防爆标志
Ex-mark		 防腐等级
Erosionproof-
class		 防护等级
Degree of
protection
ExdⅡBT4 等效于
Ⅱ2G ExdⅡBT4(欧标)
DIP A20 TA,T4 等效于
Ⅱ1D Ex tD A20 T4(欧标)		 WF1

IP55

外形及安装尺寸 Outline&installation dimensions

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