Dwyer 1000E系列防爆型膜片式压力开关

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Dwyer 1000E系列防爆型膜片式压力开关

该系列1000 E与1000 W具有相同的坚固结构,加上防爆设计。UL列于Class I, Groups A, B, C & D; Class II, Groups E, F & G。贝维尔弹簧运动允许在任何位置安装控制,并有助于防止接触颤振。具有高超压保护和抗振动的特点.
材质:参照型号表中的压力腔和隔膜材料
温度范围:-30 至170°F(-35 至77°C)
压力范围:3000 Psig(206.8 Bar)
防护指标:防爆,UL 认证Class I,Groups A,B,C & D;Class II,Groups E,F & G
开关类型:单刀双掷快速开关。可选双刀双掷或密封开关
电气指标:15A @ 125/250/480 VAC Res,0.5A @ 125 VDC,0.25A
电气连接:18 AWG,长度18"(460 Mm)
导管连接:1/2"NPT.外螺旋
工艺连接:1/4"NPT 内螺旋
安装定位:任何方位
可调设定点:内部指轮
重量:3 Lb(1.4 Kg)
死区:参照型号表
机构认证:CE,UL

选型表:
举例1003EA1FPRESET1003E-A1-F-PRESET 防爆膜片压力开关, 范围5-40 psig, 铝压力腔, 聚酰亚胺隔膜, DPDT开关, 预设动作值.
ADJUSTBLE RANGE1003
1004
1005
1006
1007
1008
1009





5-40 psig (0.48-2.8 bar)
10-70 psig (0.69-4.8 bar)
25-200 psig (1.7-13.8 bar)
50-350 psig (3.5-24.1 bar)
75-550 psig (5.2-37.9 bar)
100-900 psig (6.9-62.1 bar)
200-1400 psig (13.8-96.5 bar)
ENCLOSURE TYPE
E
EH




Explosion-proof
Explosion-proof with Hermetically Sealed Switch
PRESSURE CHAMBER
MATERIAL


A
B



Aluminum
316 Stainless Steel
DIAPHRAGM
MATERIAL



1
2
3


Polyimide with Buna-N O-ring
316 Stainless Steel with Fluoroelastomer O-ring*
FEP with Fluoroelastomer O-ring
SWITCH TYPE



J
SPDT Snap Switch, Rated 0.5A @ 125 VDC, 15A @ 125/250/480 VAC Resistive
OPTIONS




PRESET
ST
23444
23720
Preset
Stainless Steel Tag
Special Cleaning
Fungus Proof

*Deadband approximately 10% higher when using 316SS diaphragm or Code F switch.

RANGE
ORDERING
NUMBER
ADJUSTABLE
OPERATING
RANGE
MAX. SYSTEM PRESSURE
WITHOUT BURSTING
APPROXIMATE
FIXED DEADBAND - MID RANGE
psigbarpsigbarpsibar
1003
1004
1005
1006
1007
1008
1009
5-40
10-70
25-200
50-350
75-550
100-900
200-1400
.48-2.8
.69-4.8
1.7-13.8
3.5-24.1
5.2-37.9
6.9-62.1
13.8-96.5
3000
3000
3000
3000
3000
3000
3000
206.8
206.8
206.8
206.8
206.8
206.8
206.8
2.5
5
10
18
36
60
90
.17
.34
.69
1.20
2.50
4.10
6.20

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