DWYER CX系列压缩机用压力开关 

特性
介质: Air and non-combustible compatible gases.
接液材质: NBR (Nitrile-Butadiene) rubber diaphragm, steel connection (CX-1), aluminum alloy connection (CX-4).
温度限制: 140°F (60°C).
压力限制: See model chart on Ordering Page.
封装: General purpose.
重复性: ±5 psig (±0.3 bar).
开关类型: 2 each SPST snap action, normally closed (NC).
电气额定: 20A @ 120 VAC, 12A @ 240 VAC, 9.6A @ 240 VAC (3 phase), 8.6A @ 32 VDC, 3.1A @ 120 VDC, 1.6A @ 240 VDC. 1.5 HP @ 120 VAC, 2 HP @ 240 VAC, 3 HP @ 240 VAC (3 phase), 0.25 HP @ 32/120/240 VDC.
电气连接: Screw terminal.
接线出口连接: 7/8˝ hole for 1/2˝ conduit hub (2 places).
连接: 1/4˝ female NPT (CX-4: 4 places).
安装方向: Switch can be installed in any position.
设定调节: Internal screws.
重量: CX-1: 0.78 lb (0.35 kg); CX-4: 1.03 lb (0.47 kg).
Deadband: See model chart on Ordering Page.
认证: CE, UL pending.

型号 描述
CX-11 压缩机压力开关, 1 port, range 25-100 psig (1.7-6.9 bar), approx. adj. deadband 20-30 psig (1.4-2.1 bar), max. pressure 129 psig (8.9 bar).
 CX-12 压缩机压力开关, 1 port, range 35-150 psig (2.4-10.3 bar), approx. adj. deadband 30-40 psig (2.1-2.8 bar), max. pressure 179 psig (12.3 bar).
 CX-13 压缩机压力开关, 1 port, range 50-175 psig (3.4-12.1 bar), approx. adj. deadband 35-55 psig (2.4-3.8 bar), max. pressure 204 psig (14.1 bar).
 CX-41 压缩机压力开关, 4 ports, range 25-100 psig (1.7-6.9 bar), approx. adj. deadband 20-30 psig (1.4-2.1 bar), max. pressure 129 psig (8.9 bar).
 CX-42 压缩机压力开关, 4 ports, range 35-150 psig (2.4-10.3 bar), approx. adj. deadband 30-40 psig (2.1-2.8 bar), max. pressure 179 psig (12.3 bar).
 CX-43 压缩机压力开关, 4 ports, range 50-175 psig (3.4-12.1 bar), approx. adj. deadband 35-55 psig (2.4-3.8 bar), max. pressure 204 psig (14.1 bar).