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深圳市德威達科技有限公司


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Mercoid PG系列差壓開關

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所  在  地深圳市

聯系方式:劉女士查看聯系方式

更新時間:2017-07-10 02:15:03瀏覽次數:1142次

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經營模式:經銷商

商鋪產品:142條

所在地區:廣東深圳市

聯系人:劉女士 (銷售)

產品簡介

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

詳細介紹

產品名稱:  PG系列 氣用微壓/微差壓開關
產品型號:  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ULFMCSA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zui大的可調工作壓力范圍
接點容量:SPDT4A/120VAC, 2A/240VAC,SPST6A /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 zui大死區 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)
   
 
  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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