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Mercoid PG系列差压开关
价格：电议
地区：广东省 深圳市
电 话：0755-83692627
手 机：18689215295
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深圳市德威达科技有限公司

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产品名称:  PG系列 气用微压/微差压开关
产品型号:  PG





可调可视设定点刻度

特点：大膜盒，高灵敏度，外部可视刻度可调，快动或水银密封开关，被列入UL，FM和CSA清单
介质：空气及相容气体
可调范围：250-7500Pa ～ 3.5-35 KPa
工作温度：0-82.2 ℃
额定压力：不能超过的可调工作压力范围
接点容量：SPDT为4A/120VAC, 2A/240VAC,SPST为6A /120VAC, 3A/240VAC
安装方式：垂直
尺寸：177.8X101.6mm
重量：3.4Kg

选型表：

型号范围死区开关类型
 PG-153-P11-30" water (.25-7.47 kPa)1.9" w.c. (0.47 kPa)SPDT Mercury
 PG-153-P20.5-5 psid (.03-3.45 bar)0.4 psid (0.38 bar)SPDT Mercury
 PG-3-P11-30" water (.25-7.47 kPa)1.3" w.c. (0.32 kPa)SPST Mercury1
 PG-3-P20.5-5 psid (.03-3.45 bar)0.3 psid (0.21 kPa)SPST Mercury1
 PG-7000-153-P11-30" water (.25-7.47 kPa)4" w.c. (1.0 kPa)SPDT Snap
 PG-7000-153-P20.5-5 psid (.03-3.45 bar).5 psid (.035 bar)SPDT Snap
 PG-7000-153HS-P11-30" water (.25-7.47 kPa)4" w.c. (1.0 kPa)SPDT Hermetically Sealed Silver Snap
 PG-7000-153HG-P11-30" water (.25-7.47 kPa)4" w.c. (1.0 kPa)SPDT Hermetically Sealed Gold Snap




举例PG

153P1PG-153-P1 (Vacuum) (Pressure) (Differential Pressure) Control, fixed deadband, automatic reset, SPDT mercury switch, adjustable range 1.0-30" w.c. (25-760 bar).ULFMCSA
结构PG



General purpose enclosure, NEMA-1 (standard)ULFMCSA
复位操作PR



Manual reset, operates on pressure increase automatically, resets on decrease1ULFMCSA
 PRL



Manual reset, operates on pressure decrease automatically, resets on increase1 ULFMCSA
封装选项
W


Weather-resistant enclosure, NEMA-2, 3R
FMCSA

E


Explosion-proof enclosure, NEMA-7, 9, Class I, Groups C & D; Class II, Groups E, F & G, includes drain, specify if for pressure, vacuum or differential pressure.


电路(开关)
选项
(For Electrical
Codes see Chart 
Below)


2 
SPST mercury switch, elect. code K?, opens on vacuum, pressure or differential pressure increaseULFMCSA



2P
SPST mercury switch, elect. code L?, opens on vacuum, pressure or differential pressure increaseULFMCSA



3
SPST mercury switch, elect. code K?, closes on vacuum, pressure or differential pressure increaseULFMCSA



3P
SPST mercury switch, elect. code L?, closes on vacuum, pressure or differential pressure increaseULFMCSA



153
SPDT mercury switch, elect. code M?ULFMCSA



103
DPST, two SPST mercury switches, elect. code L?, both close on increase, FM approved, PG, PGW only ULFMCSA



105
DPST, two SPST mercury switches, one elect. code L?, one elect. code N, both open on decreaseULFMCSA



127
DPST, two SPST mercury switches, elect. code L?, both open on increaseULFMCSA



129
DPST, two SPST mercury switches, one elect. code L?, one elect. code N, both open on increase ULFMCSA



158
SPDT, two SPST mercury switches, one elect. code L? - opens on increase, one elect. code N - closes on increaseULFMCSA



161
SPDT, two SPST mercury switches, one elect. code L? - opens on decrease, one elect. code N - closes on decreaseULFMCSA



156
SPDT, two SPST mercury switches, elect. code L?, one- opens on increase, one closes on increaseULFMCSA



804
DPDT, two SPDT mercury switches, elect. code M?





(__)
Other circuits available, consult factory




7000153
SPDT, snap acting switch, rated 15A at 120 VAC, 8A at 240 VAC, 0.5A at 120 VDC, .25A at 240 VDC (1)





153HS
SPDT, Hermetically sealed snap switch, rated 5A at 125/250 VAC, 5A resistive at 30 VDCUL




153HG
SPDT, Hermetically sealed gold contact snap switch, rated 1A at 125 VAC, 1A resistive at 30 VDCUL



7200804
DPDT, two SPDT snap acting switches, rated 5A at 120/240 VAC, 30 VDC resistive (1)


可调压差范围





P1Adjustable range 1.0-30" w.c. (25-760 bar), maximum sustained pressure 2 psig* (0.14 bar)ULFMCSA




P2Adjustable range 0.5-5 psig (.03-.35 bar), maximum sustained pressure 10 psig* (0.69 bar)ULFMCSA