PS11 系列压力开关 

超长寿命压力开关 
 

特性... 

• 原PDPA/PDPF型号 
• 0.75到15psi (57.71到1034 mbar) 
• 典型寿命为一百万次周期
• 工厂设定或现场可调 

概述/设计原理: 

     PS11系列长寿命压力开关在于低压应用领域具有无可比拟的优势，一百万次周期意味着开关具有长期的稳定性。其微动开关自动快速复位可满足超工业标准的需求。黄铜外壳使得开关具有很好的化学稳定性，同时价格经济.   

性能参数
接液材质		- Diaphragm: Nitrile Standard (optional Viton®, EPDM or Kapton®) - Fitting: Brass - Housing: Brass - O-Ring: Nitrile (optional Viton® or EPDM)
工作温度*		Nitrile: +15°F to 250°F (-10°C to 121°C) Viton®: 0°F to 250°F (-18°C to 121°C) EPDM: -40°F to 250°F (-40°C to 121°C) Kapton®: -40°F to 250°F (-40°C to 121°C)
开关**		5 Amp at 24 VDC and 250 VAC; 1.0 Amp resistive, 0.5 Amp inductive @ 24 VDC (-G Option)
重复性		±2% of Full Set Point Range at 70°F (20°C) ambient temp.
电气连接***		DIN 43650A IP00; Terminals IP00; Flying Leads IP00; IP Option: IP66 (non-vented)
耐压		0 psia to 150 psig (-1 Bar to 10.3 Bar)
破裂压		300 psi (20.7 bar)
认证		CE, UL Approved units available, consult factory
重量，近似值		0.31 lbs. (0.14 kg)

* Switches may function below the cold temperature limit but the setpoints and deadband will increase. Consult factory for details.
** Gold contacts (option 7) may be required for less than 12 VDC and 20 mA.
*** Plastic housing is vented to atmosphere. Consult factory for vented version. 

 

重复性/ 死区
Pressure Range Code	Pressure Range	Repeatability (room temp)	Average Deadband*
10	0.75-4 psig (51-276 mbar)	± 0.15 psi (10 mbar) + 4% of setting	0.2 psi (14 mbar) + 9% of setting
20	3.5-15 psig (241-1034 mbar)	± 0.25 psi (17 mbar) + 5% of setting	0.4 psig (26 mbar) + 11% of setting

* In certain applications, deadband can be tailored and controlled to customer specifications. Consult factory for details.