上海衡鹏企业发展有限公司
Dwyer DA/DS系列 波登管压力开关
气体或液体压力开关;可调范围:从-101.6kPa~0到0~55.2MPa;固定或可调死区;防雨、防爆可选
DA-7031-153-4|Dwyer波登管压力开关
DS-7231-153-2|Dwyer波登管压力开关
公认{zh0}压力开关,Mercoid D 系列是世界上型号最全的压力开关。只要你有应用需要,D 系列压力开关都能满足。D 系列具有非常高的灵敏性和稳定性。DA 型带有两个外部调整件。一个可设置高压工作点,另一个可设置低压工作点。死区和高低设定点的差别,可以在整个标度内任意设定。DS 型带有一个外部调整件,只提供一个设定点。死区由出厂时固定,不能现场改变。可选择开关形式,密封的快速开关和密封的水银开关。选项防爆防护,系列DAH - 等级Class I,Groups C And D;NEMA7; Class II,Groups E,F,G;Class III NEMA 9和9A,Division1。加“H” 在型号DA 或DS 后(量程15S 和16S 不提供)。
例如:DAH-31-153-7 . . ..FM 认证:对以上所列的普通用途和防爆型号的机构认证。加“F”在型号的DA,DS,DAH 或DSH 后。
例如:DAF-31-153-7 或DAHF-31-153-7其他选项(请向厂家咨询):双刀双掷开关或其他开关类型,小范围死区应用的固定死区水银开关,手动复位操作,双位操作,对于高振动和脉冲压力的应用场合的Delrin® 衬套,防霉,虹吸管,膜片密封,法兰安装和遥控连接。
特点
• 可观察校准刻度盘
• 开/关指示(除了密封快速开关型号外)
• 可调或固定死区
• SPDT 快速动作开关,密封快速开关或密封水银开关
• 外部开关设定点调节
• 在范围内任何一点都能调整到最小死区
• 压力范围从满真空到8000 Psig
• UL,CSA 认证. 多数型号FM 认证
• 普通用途,全天候或防爆防护
技术指标
材质:黄铜,403 不锈钢,或316 不锈钢
温度范围:180°F(82°C)
压力范围:工作量程的{zd0}压力
防护指标:普通用途,全天候或防爆
重复性:满工作量程±1%,DS-7300 型号为±1.5%
开关类型:SPST 水银开关,SPDT 水银开关,SPDT 快速开关,或SPDT 密封快速开关。也可选择其它电路形式
电气指标:见型号表
电气连接:压紧接线端
导管连接:普通用途:集线管用1/2˝ 孔。全天候:1/2˝ 集线管。
防爆:3/4˝ NPT。内螺纹
工艺连接:普通用途和全天候:1/4˝ NPT,外螺纹1/2˝ NPT 外螺纹在
量程15S 和16S 上。防爆:1/2˝ NPT 外螺纹和1/4˝ NPT。内螺纹
安装定位:垂直.
设定点调节:指轮调节
重量:普通用途:4 Lb(1.8 Kg),全天候:6 Lb(2.7 Kg),防爆:8 Lb(3.5 Kg)
死区:见型号表
机构认证:CE,UL,CSA,FM
Dwyer DS-7231-153-2 , Dwyer DA-531-2-2 , Dwyer DS-7331-153-3 , Dwyer DA-41-2-11E
Dwyer DS-7331-153-4 , Dwyer DA-531-2-3 , Dwyer DS-7231-153-3 , Dwyer DA-41-2-13E
Dwyer DA-7041-153-11E , Dwyer DA-531-2-27 , Dwyer DS-7231-153-27 , Dwyer DA-31-2-2
Dwyer DA-7031-153-1 , Dwyer DA-31-153-1 , Dwyer DS-7331-153-1 , Dwyer DA-31-153-3
Dwyer DA-7031-153-3A , Dwyer DA-31-153-3A , Dwyer DS-7331-153-3A , Dwyer DA-31-153-27
Dwyer DA-7031-153-4 , Dwyer DA-531-3-4 , Dwyer DS-7331-153-27 , Dwyer DA-31-3-1
Dwyer DA-7031-153-5 , Dwyer DA-31-153-5 , Dwyer DS-7331-153-5 , Dwyer DA-31-3-3A
Dwyer DA-7031-153-6 , Dwyer DA-31-153-6 , Dwyer DS-7331-153-6 , Dwyer DA-31-2-4
Dwyer DA-7031-153-7 , Dwyer DA-31-153-7 , Dwyer DS-7331-153-7 , Dwyer DA-31-3-5
Dwyer DA-7031-153-8 , Dwyer DA-31-153-8 , Dwyer DS-7331-153-8 , Dwyer DA-31-3-6
Dwyer DA-7031-153-9 , Dwyer DA-31-153-9 , Dwyer DS-7331-153-9 , Dwyer DA-31-3-7
Dwyer DS-7321-153-25S , Dwyer DA-521-2-25S , Dwyer DS-7221-153-25S , Dwyer DA-31-3-8
Dwyer DS-7321-153-26S , Dwyer DA-521-2-26S , Dwyer DS-7221-153-26S , Dwyer DA-31-3-9
Dwyer DA-7021-153-5S , Dwyer DA-21-153-5S , Dwyer DS-7321-153-5S , Dwyer DA-21-153-25S
Dwyer DA-7021-153-6S , Dwyer DA-21-153-6S , Dwyer DS-7321-153-6S , Dwyer DA-21-153-26S
Dwyer DA-7021-153-8S , Dwyer DA-21-153-8S , Dwyer DS-7321-153-8S , Dwyer DA-21-3-5S
Dwyer DA-7021-153-9S , Dwyer DA-521-3-9S , Dwyer DS-7321-153-9S , Dwyer DA-21-3-6S
Dwyer DA-7021-153-9AS , Dwyer DA-521-3-9AS , Dwyer DS-7321-153-9AS , Dwyer DA-21-3-8S
Dwyer DA-7021-153-10S , Dwyer DA-521-3-10S , Dwyer DS-7321-153-10S , Dwyer DA-21-2-9S
Dwyer DA-7021-153-11S , Dwyer DA-21-153-11S , Dwyer DS-7321-153-11S , Dwyer DA-21-2-9AS
Dwyer DA-7021-153-12S , Dwyer DA-21-153-12S , Dwyer DS-7321-153-12S , Dwyer DA-21-2-10S
Dwyer DA-7021-153-13S , Dwyer DA-21-153-13S , Dwyer DS-7321-153-13S , Dwyer DA-21-3-11S
Dwyer DA-7021-153-15S , Dwyer DA-21-153-15S , Dwyer DS-7321-153-15S , Dwyer DA-21-3-12S
Dwyer DA-7021-153-16S , Dwyer DA-21-153-16S , Dwyer DS-7341-153-26E , Dwyer DA-21-3-13S
Dwyer DA-7041-153-13E , Dwyer DA-41-3-9E , Dwyer DS-7241-153-26E , Dwyer DA-21-3-15S
Dwyer DA-7041-153-23E , Dwyer DA-41-153-23E , Dwyer DS-7341-153-23E , Dwyer DA-21-3-16S
Dwyer DA-7041-153-6E , Dwyer DA-41-2-6E , Dwyer DS-7341-153-6E , Dwyer DA-41-153-26E
Dwyer DA-7041-153-24E , Dwyer DA-41-153-6E , Dwyer DS-7341-153-24E , Dwyer DA-41-3-23E
Dwyer DA-7041-153-9E , Dwyer DA-41-3-21E , Dwyer DS-7341-153-9E , Dwyer DA-541-2-6E
Dwyer DA-7041-153-21E , Dwyer DA-531-3-2 , Dwyer DS-7341-153-21E , Dwyer DA-41-2-24E
Dwyer DA-7041-153-22E , Dwyer DA-41-153-22E , Dwyer DS-7341-153-22E , Dwyer DA-41-2-9E
Dwyer DS-7331-153-2 , Dwyer DA-41-153-11E , Dwyer DS-7341-153-11E , Dwyer DA-41-2-21E
Dwyer DA-7031-153-3 , Dwyer DA-41-153-13E , Dwyer DS-7341-153-13E , Dwyer DA-41-3-22E
Dwyer DA-7031-153-27 , Dwyer DA-31-153-2 , Dwyer DA-41-3-11E , Dwyer DA-521-2-11S
Dwyer DS-7231-153-1 , Dwyer DA-531-3-3 , Dwyer DA-41-3-13E , Dwyer DA-521-2-12S
Dwyer DS-7231-153-3A , Dwyer DA-531-3-27 , Dwyer DA-31-2-27 , Dwyer DA-521-2-13S
Dwyer DS-7231-153-4 , Dwyer DA-31-2-1 , Dwyer DA-31-3-3 , Dwyer DA-521-2-15S
Dwyer DS-7231-153-5 , Dwyer DA-31-2-3A , Dwyer DA-31-3-27 , Dwyer DA-521-2-16S
Dwyer DS-7231-153-6 , Dwyer DA-31-153-4 , Dwyer DA-531-2-1 , Dwyer DA-41-3-26E
Dwyer DS-7231-153-7 , Dwyer DA-31-2-5 , Dwyer DA-531-2-3A , Dwyer DA-541-2-23E
Dwyer DS-7231-153-8 , Dwyer DA-31-2-6 , Dwyer DA-31-3-4 , Dwyer DA-541-3-6E
Dwyer DS-7231-153-9 , Dwyer DA-31-2-7 , Dwyer DA-531-2-5 , Dwyer DA-541-3-24E
Dwyer DA-7021-153-25S , Dwyer DA-31-2-8 , Dwyer DA-531-2-6 , Dwyer DA-541-3-9E
Dwyer DA-7021-153-26S , Dwyer DA-31-2-9 , Dwyer DA-531-2-7 , Dwyer DA-541-3-21E
Dwyer DS-7221-153-5S , Dwyer DA-521-3-25S , Dwyer DA-531-2-8 , Dwyer DA-541-2-22E
Dwyer DS-7221-153-6S , Dwyer DA-521-3-26S , Dwyer DA-531-2-9 , Dwyer DA-541-2-11E
Dwyer DS-7221-153-8S , Dwyer DA-21-2-5S , Dwyer DA-21-3-25S , Dwyer DA-541-2-13E
Dwyer DS-7221-153-9S , Dwyer DA-21-2-6S , Dwyer DA-21-3-26S , Dwyer DA-31-3-2
Dwyer DS-7221-153-9AS , Dwyer DA-21-2-8S , Dwyer DA-521-2-5S , Dwyer DA-31-2-3
Dwyer DS-7221-153-10S , Dwyer DA-21-153-9S , Dwyer DA-521-2-6S , Dwyer DA-41-2-26E
Dwyer DS-7221-153-11S , Dwyer DA-21-153-9AS , Dwyer DA-521-2-8S , Dwyer DA-531-3-1
Dwyer DS-7221-153-12S , Dwyer DA-21-153-10S , Dwyer DA-21-2-25S , Dwyer DA-531-3-3A
Dwyer DS-7221-153-13S , Dwyer DA-21-2-11S , Dwyer DA-21-3-9AS , Dwyer DA-531-2-4
Dwyer DS-7221-153-15S , Dwyer DA-21-2-12S , Dwyer DA-21-3-10S , Dwyer DA-531-3-5
Dwyer DS-7221-153-16S , Dwyer DA-21-2-13S , Dwyer DA-521-3-8S , Dwyer DA-531-3-6
Dwyer DA-7041-153-26E , Dwyer DA-21-2-15S , Dwyer DA-521-2-9S , Dwyer DA-531-3-7
Dwyer DS-7241-153-23E , Dwyer DA-21-2-16S , Dwyer DA-521-2-9AS , Dwyer DA-531-3-8
Dwyer DS-7241-153-6E , Dwyer DA-41-3-24E , Dwyer DA-521-2-10S , Dwyer DA-531-3-9
Dwyer DS-7241-153-24E , Dwyer DA-41-2-23E , Dwyer DA-521-3-11S , Dwyer DA-21-3-9S
Dwyer DS-7241-153-9E , Dwyer DA-41-3-6E , Dwyer DA-521-3-12S , Dwyer DA-21-2-26S
Dwyer DS-7241-153-21E , Dwyer DA-41-153-24E , Dwyer DA-521-3-13S , Dwyer DA-521-3-5S
Dwyer DS-7241-153-22E , Dwyer DA-41-153-9E , Dwyer DA-521-3-15S , Dwyer DA-521-3-6S
Dwyer DS-7241-153-11E , Dwyer DA-41-153-21E , Dwyer DA-521-3-16S , Dwyer DA-541-2-24E
Dwyer DS-7241-153-13E , Dwyer DA-41-2-22E , Dwyer DA-541-2-26E , Dwyer DA-541-2-9E
Dwyer DA-541-3-26E , Dwyer DA-541-3-22E , Dwyer DA-541-3-23E , Dwyer DA-541-2-21E
Dwyer DA-541-3-13E , Dwyer DA-541-3-11E