德BURKERT电磁阀根据环境要求选择辅助功能的步骤有哪些
德BURKERT电磁阀根据环境要求选择辅助功能:防爆、止回、手动、防水雾、水淋、潜水1、性环境:必须选用相应防爆等级的电磁阀公司现有:diibt4、 diict5、exmi/iit4。2、当管内流体有倒流现象时,可选择我公司ok71-n、ok72-n系列带止回功能电磁阀。3、当需要对电磁阀进行现场人工 操作时,可选择我公司ok71-s、ok72-s系列带手动功能电磁阀。4、露天安装或粉尘多场合应选用防水,防尘品种防范等级在ip54以上。5、用 于喷泉必须采用潜水型电磁阀防护等级在ip68以上。
译文：
According to the environment requires the selection of auxiliary function: explosion proof, check, manual, water mist, water, diving 1, explosive environment: solenoid valve to choose the appropriate level of explosion-proof existing company: diibt4, diict5, exmi/iit4. 2, when the fluid inside back, you can choose the company ok71-n, ok72-n series with non-return valve function. 3, when the need for on-site manual electromagnetic valve, you can choose the company ok71-s, ok72-s series solenoid valve with manual functions. 4, open-air installation or dust should be used more occasions waterproof, dust-proof varieties protection grade is above ip54. 5, must be used for fountain submersible electromagnetic valve protection grade is above ip68.