Barksdale巴士德9681X、9692X、9671X系列防爆紧凑型开关
Series 9681X, 9692X, 9671X Explosion Proof Compact Switch Compact Vacuum/Pressure Switches
紧凑型真空/压力开关
配置 9671X 和 9681X 系列
配置 9692X 系列
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9671X系列-紧凑型防爆,1-30英寸汞柱。
9681X 系列 - 紧凑型防爆,低压 1 - 500 psi
9692X 系列 - 紧凑型防爆,高压高达 10,000 psi
Series 9671X- Compact explosion proof, from 1 - 30 inches Hg.
Series 9681X - Compact explosion proof, low pressure from 1 - 500 psi
Series 9692X - Compact explosion proof, high pressure up to 10,000 psi
描述
Barksdale 的防爆紧凑型压力开关是危险场所液压应用和许多其他工业控制需求的理想选择。9671X/9681X 系列提供真空和高达 500 psi 的压力范围和 1000 psi 的高耐压,9692X 系列的压力范围高达 10,000 psi,耐压高达 15,000 psi,这些压力开关配有 SPDT 或 DPDT 限位开关。坚固耐用的设计为您提供关键任务应用所需的可靠性。Barksdale's explosion proof compact pressure swtiches are ideal for hazardous location hydraulic applications and many of your other industrial control needs. Series 9671X/9681X are available in vacuum and pressure ranges up to 500 psi with a high proof pressure of 1000 psi, and series 9692X is available in pressure ranges up to 10,000 psi with a high proof pressure of 15,000 psi, these pressure switches come with a SPDT or DPDT limit switch. The rugged design provides you with the reliablility you need for your mission critical applications。
Barksdale巴士德9681X、9692X、9671X系列防爆紧凑型开关
Series 9681X, 9692X, 9671X Explosion Proof Compact Switch
Compact Vacuum/Pressure Switches
特征
提供隔膜密封选项
NEMA 4X、7 和 9
在操作过程中可安全调整
防篡改盖 SPDT 和 DPDT 开关选件
符合NACE标准
用于 Div 1 和 2 应用的双重密封
UL、CSA、IECEx 和 ATEX 认证
Diaphragm Seal Option Available
NEMA 4X, 7 & 9
Safe to Adjust During Operation
Tamper Proof Cover SPDT and DPDT Switch Option
NACE Compliant
Dual Seal for Div 1 & 2 applications
UL, CSA, IECEx and ATEX approved
应用Applications
防喷器关闭单元
安全面板
管道 化工和石化工厂
纸浆和造纸厂
泵和气体压缩机
涡轮机
BOP closing units
Safety panels
Pipelines Chemical and petrochemical plants
Pulp and paper mills
Pump and gas compressors
Turbines
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Barksdale巴士德压力开关在雨淋阀上的应用
雨淋阀动作过程中压力开关的作用:
当发生火灾时,现场的探测设备动作,联动开启雨淋阀的先导电磁阀,从而打开雨淋阀,供水侧的水流进系统侧,水力警铃和压力开关开始动作。压力开关在感应到系统压力时两组触点吸合,一组信号发送给中控系统用于报警,一组信号发送给水泵控制系统用于主泵启动供水。
技术要求:
工作介质清水
外壳316不锈钢
防护等级IP66
防爆等级EXdICT6
开关类型双刀双掷(DPDT)
设定值上升0.0350.05MPa
工作压力0.02~1.6MPa
电压DC24V
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