設定點及死區可視可調，防爆
用途：化工、石油、食品、醫藥等工業
特點：室內外安裝、防水防爆設計
范圍：0.7-10/1.4-17.2/2-34bar等多種規格
工作溫度：-35-+82°C
zui大過壓：瞬間206bar，過程82.6bar
連接:1/4"或1/2"NPT
設定：現場可調
美國Dwyer SA1100系列膜片式壓力開關（mercoid）
產品型號: SA1100
設定點及死區可視可調，防爆
用途：化工、石油、食品、醫藥等工業
特點：室內外安裝、防水防爆設計
范圍：0.7-10/1.4-17.2/2-34bar等多種規格
工作溫度：-35-+
zui大過壓：瞬間206bar，過程82.6bar
連接:1/4"或1/2"NPT
設定：現場可調
尺寸：188X
重量：
選型表:
| 舉例 | SA11 | 13 | E | A | 4 | K | 1 | | SA1113E-A4-K1 Pressure Control; weatherproof, NEMA 4X,explosion-proof NEMA 7&9; aluminum pressure chamber, Buna-N diaphragm and O-ring; 1/4" female NPT process connection; adjustable deadband; automatic reset; SPDT snap acting switch; adjustable range 30-500 psig. |
| 結構 | SA11 | | | | | | | | Series Designator, weatherproof NEMA 4X, explosion-proof NEMA 7&9. |
| 可調范圍 | | 11 | | | | | | | Adjustable range 10-150 psig （0.7-10 bar） |
| | 12 | | | | | | | Adjustable range 20-250 psig （1.4-17.2 bar） | |
| | 13 | | | | | | | Adjustable range 30-500 psig （2.0-34.0 bar） | |
| 開關（Switch） | | | E | | | | | | Snap action switch rated |
| | | HS | | | | | | Hermetically sealed snap action switch rated | |
| | | HG | | | | | | Hermetically sealed snap action switch with gold contacts rated | |
| 壓力腔材質（Wetted） | | | | A | | | | | Aluminum |
| | | | B | | | | | Brass | |
| | | | S | | | | | 316 SS | |
| 膜盒材質（Wetted） | | | | | 4 | | | | Buna-N diaphragm and O-ring |
| | | | | 5 | | | | Fluorocarbon diaphragm and O-ring | |
| 開關類型t （Switch） | | | | | | K | | | SPDT |
| | | | | | L | | | DPDT （not available with HS or HG switch options） | |
| 連接 | | | | | | | 1 | | 1/4 inch female NPT |
| | | | | | | 2 | | 1/2 inch female NPT | |
| 可選項 | | | | | | | | DRAIN | Housing with drain - allows condensate to be drained from inside enclosure （meets NEMA 3R instead of 4X） |
| | | | | | | | ATEX | ATEX Certified Construction |
