类型: Trafag,SF6气体密度继电器,气体密度控制器,8716,8726,8736,8746 联接型式: 轴向 型号: 111 精度等级: 1 品牌: Trafag,SF6气体密度继电器,气体密度控制器,8716,8726,8736,8746 环境温度: -10-40(℃) 加工定制: 是 公称直径: 100(mm) 测量范围: 0-160(MPa) Trafag,SF6气体密度继电器,SF6气体密度控制器,8716,8726,8736,8746 应用于SF6和其它气体 Trafag,8716,8726,8736,8746,SF6气体密度继电器,气体密度控制器基本参数: 压力范围:0...1 MPa (0...1000 kPa) 输出:微动开关触点控制 适用温度:-30-50度 适用气体:SF6和其它气体 精度等级: Reference pressure <650 kPa @ 20°C abs.:± 650 kPa abs.:± <12 kPa @ -30...+50°C Trafag,8716,8726,8736,8746,SF6气体密度继电器,气体密度控制器产品特点: Principle: Reference gas measurement测量原理参考室气体 Exact switching following isochore精确的微动开关 Excellent vibration resistance良好的抗振性 No false alarms at low temperatures在低温下不存在虚假报警 Stainless steel or aluminum sensor不锈钢或铝传感谢器 Galvanically separated circuits分立隔离电路 Switch point adjustment in factory工厂设定开关点 Application High voltage technology Main characteristics Gas Density Monitor for SF6 and other gases ? Principle: R eference gas measurement ? Measuring range absolute: 0...1.1 MPa (0...1100 kPa) ? Output: floating change-over contact ? Switch point: factory calibrated Main features ? Exact switching following isochore at all temperatures ? Excellent vibration resistance ? No contact bouncing ? Either stainless steel or aluminium/stainless steel probe ? Independent, galvanically separated circuits Ordering information Specifications Main characteristics Principle: R eference gas measurement Measuring range absolute: 0...1.1 MPa(0...1100 kPa) Output: floating change-over contact Switch point: factory calibration accuracy Reference pressure 2 MΩ Dielectric strenght: 2 kV terminal to ground Life time (mechanical) micro switch 20: 1 Mio. cycles micro switch 28: 10 Mio. cycles max. difference from the lowest to the highest switch point: 130kPa Switching differential typ. micro switch 20: <15 kPa micro switch 28: 80 kPa: <15 kPa Electrical connection Screwed cable gland: see accessories Screw terminal: plugable, 0.2...2.5 mm2 environmental conditions Ambient temperature: –40...+80°C Media temperature: –40...+80°C Protection: IP67 Humidity: max. 95% relative Vibration: @ min. 5 kPa distance from switch point no contact bouncing under 20...80 Hz: 4 g Vibration resistance: 100 Hz, 20g, 15 min. Shock: 50g/ 11ms Mechanical data Material Measurement system Sensor: 1.4435,1.4404, 1.4571 (AISI316L, AISI316) Filling: Gas Housing (density monitor): AIS i10Mg Screwed cable gland: brass nickel plated Weight: ~ 800...1000 g Pressure connection: 1.4404 (AISI 316L) (see data sheet H72502) Electrical data switch Protection Dimensions Dimensions