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產(chǎn)品簡介
PG-7200-804-P1壓差開關
PG-7200-804-P1壓差開關
產(chǎn)品價格：￥1
上架日期：2010-09-20 11:22:39
產(chǎn)地：美國
發(fā)貨地：深圳
供應數(shù)量：不限
最少起訂：11
瀏覽量：434
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詳細說明
    產(chǎn)品名稱:  PG系列 氣用微壓/微差壓開關
    產(chǎn)品型號:  PG

    可調可視設定點刻度

    特點：大膜盒，高靈敏度，外部可視刻度可調，快動或水銀密封開關，被列入UL，FM和CSA清單
    介質：空氣及相容氣體
    可調范圍：250-7500Pa ～ 3.5-35 KPa
    工作溫度：0-82.2 ℃
    額定壓力：不能超過最大的可調工作壓力范圍
    接點容量：SPDT為4A/120VAC, 2A/240VAC,SPST為6A /120VAC, 3A/240VAC
    安裝方式：垂直
    尺寸：177.8X101.6mm
    重量：3.4Kg

    選型表：

    型號 范圍 最大死區(qū) 開關類型
     PG-153-P1 1-30" water (.25-7.47 kPa) 1.9" w.c. (0.47 kPa) SPDT Mercury
     PG-153-P2 0.5-5 psid (.03-3.45 bar) 0.4 psid (0.38 bar) SPDT Mercury
     PG-3-P1 1-30" water (.25-7.47 kPa) 1.3" w.c. (0.32 kPa) SPST Mercury¹
     PG-3-P2 0.5-5 psid (.03-3.45 bar) 0.3 psid (0.21 kPa) SPST Mercury¹
     PG-7000-153-P1 1-30" water (.25-7.47 kPa) 4" w.c. (1.0 kPa) SPDT Snap
     PG-7000-153-P2 0.5-5 psid (.03-3.45 bar) .5 psid (.035 bar) SPDT Snap
     PG-7000-153HS-P1 1-30" water (.25-7.47 kPa) 4" w.c. (1.0 kPa) SPDT Hermetically Sealed Silver Snap
     PG-7000-153HG-P1 1-30" water (.25-7.47 kPa) 4" w.c. (1.0 kPa) SPDT Hermetically Sealed Gold Snap

    舉例
    		 PG  
     
    153
    		 P1 PG-153-P1 (Vacuum) (Pressure) (Differential Pressure) Control, fixed deadband, automatic reset, SPDT mercury switch, adjustable range 1.0-30" w.c. (25-760 bar). UL FM CSA
    結構
    		 PG  
     
     
    		   General purpose enclosure, NEMA-1 (standard) UL FM CSA
    復位操作
    		 PR  
     
     
    		   Manual reset, operates on pressure increase automatically, resets on decrease1 UL FM CSA
     PRL  
     
     
    		   Manual reset, operates on pressure decrease automatically, resets on increase1  UL FM CSA
    封裝選項
    		   W
     
     
    		   Weather-resistant enclosure, NEMA-2, 3R   FM CSA
      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.      
    電路(開關)
    選項
    (For Electrical
    Codes see Chart
    Below)
    		    
     
    2 
    		   SPST mercury switch, elect. code K†, opens on vacuum, pressure or differential pressure increase UL FM CSA
       
     
    2P
    		   SPST mercury switch, elect. code L†, opens on vacuum, pressure or differential pressure increase UL FM CSA
       
     
    3
    		   SPST mercury switch, elect. code K†, closes on vacuum, pressure or differential pressure increase UL FM CSA
       
     
    3P
    		   SPST mercury switch, elect. code L†, closes on vacuum, pressure or differential pressure increase UL FM CSA
       
     
    153
    		   SPDT mercury switch, elect. code M† UL FM CSA
       
     
    103
    		   DPST, two SPST mercury switches, elect. code L†, both close on increase, FM approved, PG, PGW only  UL FM CSA
       
     
    105
    		   DPST, two SPST mercury switches, one elect. code L†, one elect. code N, both open on decrease UL FM CSA
       
     
    127
    		   DPST, two SPST mercury switches, elect. code L†, both open on increase UL FM CSA
       
     
    129
    		   DPST, two SPST mercury switches, one elect. code L†, one elect. code N, both open on increase  UL FM CSA
       
     
    158
    		   SPDT, two SPST mercury switches, one elect. code L† - opens on increase, one elect. code N - closes on increase UL FM CSA
       
     
    161
    		   SPDT, two SPST mercury switches, one elect. code L† - opens on decrease, one elect. code N - closes on decrease UL FM CSA
       
     
    156
    		   SPDT, two SPST mercury switches, elect. code L†, one- opens on increase, one closes on increase UL FM CSA
       
     
    804
    		   DPDT, two SPDT mercury switches, elect. code M†      
       
     
    (__)
    		   Other circuits available, consult factory      
       
    7000
    153
    		   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 VDC UL    
         
    153HG
    		   SPDT, Hermetically sealed gold contact snap switch, rated 1A at 125 VAC, 1A resistive at 30 VDC UL    
       
    7200
    804
    		   DPDT, two SPDT snap acting switches, rated 5A at 120/240 VAC, 30 VDC resistive (1)      

    可調壓差范圍

    		        
    P1
    		 Adjustable range 1.0-30" w.c. (25-760 bar), maximum sustained pressure 2 psig* (0.14 bar) UL FM CSA
           
    P2
    		 Adjustable range 0.5-5 psig (.03-.35 bar), maximum sustained pressure 10 psig* (0.69 bar) UL FM CSA
    * Maximum sustained pressure 15 psig (1.0), maximum surge limit 20 psig (1.4), both ranges when used as single pressure switch with low pressure port vented to atmosphere.
    1   7000-153 and 7200-804 not available with PR or PRL manual reset.
     † See Electrical Rating Chart Below.

    ELECTRICAL RATINGS - Mercury Switch
    CODE
    RATING AC or DC
    K
    		 6A at 120 V, 3A at 240 V
    L
    		 10A at 120 V, 5 A at 240 V
    M
    		 4A at 120 V, 2A at 240 V
    N
    		 1A at 120 V, 0.5A at 240 V
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