DWYER DX系列水压差开关的详细描述：
DX系列水压差开关
产品型号: DX
NEMA 4X封装, 低压差设定
介质: 兼容的气体或液体.
接液材质: 连接: 黄铜;隔膜: 氟橡胶.
温度限制: 30 to 140°F (-1 to 60°C).
压力限制: 200 psig (13.8 bar).
封装: 防水UL type 4X (IP65).
重复性: ±2% of full range.
连接: SPDT snap switch.
开关额定: 5A @ 125/250 VAC (~), 5A res. @ 30 VDC.
电气连接: Removable terminal block.
出线口: 0.871" diameter hole for 1/2" conduit fitting.
过程连接: 1/4" NPT female. Continuous single side only pressureshouldnot exceed 1.25 x full differential range.
安装方向: Ports on horizontal plane, ±10°.
设定调节: External screw.
封装材质: 本体: 铝; 外壳: 聚碳酸酯; Cover: 300 SS.
震动: Set point repeats after 2.5 Gs, 5 to 500 Hz. Set pointrepeatsafter a 15 Gs, 10 millisecond duration.
海拔限制: 6560 ft (2000 m).
湿度限制: 80% (non-condensing).
污染度: 2.
环境: 适于室内外.
重量: 1 lb 3 oz (0.54 kg).
认证: CE, UL.
选型表：
型号 描述
DXW-11-153-1 Differential pressure switch, brass andfluoroelastomerwetted materials, NEMA 4X, 1/4" NPT connections,SPDT, range 2.5 to10 psi.
DXW-11-153-2 Differential pressure switch, brass andfluoroelastomerwetted materials, NEMA 4X, 1/4" NPT connections,SPDT, range 10 to25 psi.
DXW-11-153-3 Differential pressure switch, brass andfluoroelastomerwetted materials, NEMA 4X, 1/4" NPT connections,SPDT, range 25 to50 psi.
DXW-11-153-4 Differential pressure switch, brass andfluoroelastomerwetted materials, NEMA 4X, 1/4" NPT connections,SPDT, range 50 to75 psi.
