接口尺寸: | 螺纹(mm) | 加工定制: | 是 |
防护等级: | IP67 | 测量范围: | 0-1.1(kPa) |
类型: | Trafag,8781,8782,8783,SF6气体密度继电器带变送器,SF6气体密度 | 防爆等级: | IP67 |
型号: | Trafag,8781,8782,8783,SF6气体密度继电器带变送器,SF6气体密度 | 测量介质: | SF6气体和其它气体 |
精度等级: | 1.0 | 品牌: | Trafag/瑞士 |
输出信号: | 4-20(mA) | 电源电压: | 4(V) |
Trafag,8781,8782,8783,SF6气体密度继电器带变送器,SF6气体密度继电器,SF6气体密谋变送器
Trafag,8781,8782,8783,SF6气体密度继电器带变送器,SF6气体密度继电器,SF6气体密度变送器
主要技术规格
适用于:SF6和其它气体
防护等级IP65
免维护免校准
应用于高压开关设备
压力范围:绝对压力0...1.1 MPa(0...1100 kPa)
测量压力:0...0.85MPa SF6@ 20°C 0...56.1 kg SF6 /m3 输出:数字信号或模拟电流,可连续监测,长期无飘移
适用于户外使用
Trafag,8781,8782,8783,SF6气体密度继电器带变送器,SF6气体密度继电器,SF6气体密度变送器
主要特点:
Application High voltage technology
main cHaracteristics
Gas Density Monitor for SF6 and other gases with output signal for continuous monitoring
Mechanical monitoring:? Principle: Reference gas measurement? Measuring range absolute: 0...1.1 MPa(0...1100 kPa)? Output: floating change-over contact? Switch point: factory calibrated
Electronic monitoring/Sensor:? Principle: Oscillating quartz measurement? Measuring range absolute: 0...0.85MPa SF6@ 20°C 0...56.1 kg SF6 /m3? Output analogue: current loop? Accuracy: ±1.0% FS typ. ±1.8% FS max. main features? Exact switching following isochore at all temperatures? No contact bouncing? Independent, galvanically separated circuits? Continuous analogue output signal for gas density? long term drift free output signal? Vibration and shock proof? Protection IP65? Maintenance-free? Suitable for outdoor usage
Ordering information
Specifications
Main characteristics
Mechanical monitoring: Principle: Reference gas measurement Measuring range absolute: 0...1.1 MPa(0...1100 kPa) Output: floating change-over contact Switch point: factory calibration
Electronic monitoring: Principle: Oscillating quartz measurement Measuring range absolute: 0...0.85MPa SF6@ 20°C 0...56.1 kg SF6 /m3 Output analogue: 6.5...20 mA current loop switch point accuracy Reference pressure <650 kPa @ 20°C abs.: ± <10 kPa @ -30...+50°C Reference pressure >650 kPa abs.: ± <12 kPa @ -30...+50°C
accuracy of indicator Mechanical monitoring: SF6 Indicator dial Accuracy of indicator within numeralised range: ± 10 kPa @ 20°C Low pressure indicator Accuracy of indicator within numeralised range: @ 0 kPa relative: ± 20 kPa >200 kPa relative: ± 10 %
accuracy of sensor: Accuracy: ±1.0% FS typ. ±1.8% FS max. Repeatability: ±0.2% FS Response time for installed sensors: τ (63%) < 20 msec. Measured value within ±1.8% FS error band after connecting to: SF6-pressurized GIS tank: 96 h vacuumized GIS tank: 10 min.
Microswitch Rating: see table Resistance of insulation: > 10 MΩ Dielectric strenght: 2 kV terminal to ground Life time (mechanical) Microswitch 20: 1 Mio. cycles Microswitch 28: 10 Mio. cycles max. difference from the lowest to the highest switch point: 130kPa Switching differential typ. Microswitch 20: <15 kPa Microswitch 28: <10 kPa for indicating range or switching distance > 80 kPa: <15 kPa
Electric output signal sensor: Output signal 6.5...20 mA current loop 0...0.85MPa absolute SF6 @ 20°C 0...56.1 kg SF6 /m3 Earthing: via gas connection of sensor Supply voltage Analog output: 2-wire, 10...32 VDC Dielectrical strength: 250V against mass(EN60255-5) Resistance of insulation: > 10 MΩ
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 Storage temperature: –40...+80°C Protection: IP65 Humidity: max. 98% relative Vibration: @ min. 5 kPa distance from switch point no contact bouncing under 20...100 Hz: 4 g Shock: 50g/ 8m
EMC Protection ESD: 15kV air EN/IEC 61000-4-2 Radiated Immunity: 10V/m, 80...1000Hz EN/ IEC 61000-4-3 Burst: 4kV EN/IEC 61000-4-4 Surge: 4kV (42 Ω) EN/IEC 61000-4-5 Conducted Immunity: 10V, EN/IEC 61000-4-6
Mechanical data Material Measurement system Mech. Sensor: 1.4435,1.4404, 1.4571(AISI316L, AISI316) Probe housing: 1.4435, 1.4404, 1.4571 (AISI316L) O-Ring (media contacting): CR Filling: Gas
Housing (density monitor): AISi10Mg Screwed cable gland: brass nickel plated Weight: ~ 1 kg Pressure connection: 1.4404 (AISI316L)(see data sheet H72502)
Electrical data switch
Output Signal analogue
Protection
Dimensions
Dimensions
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) |
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.:± <10 kPa @ -30...+50°C Reference pressure >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:
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 <650 kPa @ 20°C abs.: ± <10 kPa @ -30...+50°C Reference pressure >650 kPa abs.: ± <12 kPa @ -30...+50°C
accuracy of indicator SF6 Indicator dial Accuracy of indicator within numeralised range: ± 10 kPa @ 20°C Low pressure indicator Accuracy of indicator within numeralised range: @ 0 kPa relative: ± 20 kPa >200 kPa relative: ± 10 %
Micro switch Rating: see table Resistance of insulation: > 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: <10 kPa for indicating range or switching distance > 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
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.:± <10 kPa @ -30...+50°C Reference pressure >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:
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 <650 kPa @ 20°C abs.: ± <10 kPa @ -30...+50°C Reference pressure >650 kPa abs.: ± <12 kPa @ -30...+50°C
accuracy of indicator SF6 Indicator dial Accuracy of indicator within numeralised range: ± 10 kPa @ 20°C Low pressure indicator Accuracy of indicator within numeralised range: @ 0 kPa relative: ± 20 kPa >200 kPa relative: ± 10 %
Micro switch Rating: see table Resistance of insulation: > 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: <10 kPa for indicating range or switching distance > 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
接口尺寸: | 螺纹,法兰(mm) | 加工定制: | 是 |
防护等级: | IP65 | 测量范围: | 0-1(kPa) |
类型: | Trafag,8711,8731,8741,8751,SF6气体密度变送,SF6气体密度控制器 | 防爆等级: | IP65 |
型号: | Trafag,8711,8731,8741,8751,SF6气体密度变送,SF6气体密度控制器 | 测量介质: | SF6气体 |
精度等级: | 1 | 品牌: | TRAFAG/瑞士 |
输出信号: | 4-20(mA) | 电源电压: | 4(V) |
Trafag,8711,8712,8731,8741,8750,8751,SF6气体密度变送,SF6气体密度控制器
Trafag,8711,8712,8731,8741,8750,8751,SF6气体密度变送,SF6气体密度控制器
产品规格:
适用于SF6和其它气体
测量原理:参考室气体
测量范围:0...1 MPa (0...1000 kPa)
输出:微动开关触点
较同类产品更精确
良好的抗振性
低温下没有误报警
不锈钢传感器
分立的隔离电路
环境温度:-40 ... +80°C
介质温度-40 ... +80°C
Application High voltage technology
Main characteristics
Gas Density Controller for SF6 and other gases Principle: Reference gas measurement Measuring range: 0...1 MPa (0...1000 kPa) Output: floating change-over contact Switch point: adjustment in factory
Main features
Exact switching following isochore? Excellent vibration resistance? No false alarms at low temperatures? Stainless steel sensor? Independent, galvanically separated circuits
Ordering information
Specifications
Main characteristics
Principle: R eference gas measurement Measuring range: 0...1 MPa (0...1000 kPa) Output: floating change-over contact Switch point: adjustment in factory
Accuracy (@ 20°C) Switching differential typ. Microswitch 20: <15 kPa Microswitch 28/83: <10 kPa Accuracy of the reference Miroswitch from the reference isochore (see page 4) -30...+50°C: <10 kPa(Filling pressure: <650 kPa) -30...+50°C: <12 kPa(Filling pressure: <1 MPa)
Microswitch Rating: see table Resistance of insulation: > 2 MΩ Dielectric strength: 2 kV terminal ground Life time (mechanical) Microswitch 20: 1 Mio. cycles Microswitch 28/83: 10 Mio. cycles Max. difference from the lowest to the highest switching point: 130kPa
Electrical connection Male electrical plug: DIN 43650-A Female electrical connector Cable-Ø: 6...13 mm Terminal screw: 0.5...1.5 mm2
Environmental conditions Ambient temperatur: -40....+80°C Media temperature -40....+80°C Protection: 8711/50/51: IP54 8712/21/31/41: IP00 Humidity: max. 95 % relative Vibration Min. Difference from switch point: 5 kPa 20...80 Hz: 4 g Shock: 50g/ 11ms
Security Leakage of Reference chamber: < 0.5 kPa/ year (5·10-10 kPa·I·s-1) Service: none,switch point checking after 5 years Reference chamber leakage tests: With Helium gas in vacuum process and integral leakage test in overpressure process
Mechanical data Material Sensor: Housing: 1.4435 (AISI316L) Filling: Gas Housing: AlMgSi1, anodized Male electrical plug: PA, Polyamid Weight: ~ 350 g (8711)
Electrical data switch
Electrical connection
Dimensions
Accessories