美国Dwyer SA1100系列膜片式压力开关(mercoid)
产品型号: SA1100
设定点及死区可视可调,防爆
用途:化工、石油、食品、医药等工业
特点:室内外安装、防水防爆设计
范围:0.7-10/1.4-17.2/2-34bar等多种规格
工作温度:-35-+
zui大过压:瞬间206bar,过程82.6bar
连接:1/4"或1/2"NPT
设定:现场可调
尺寸:188X
重量:
选型表:
举例 | 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. |
结构 | SA11 | | | | | | | | Series Designator, weatherproof NEMA 4X, explosion-proof NEMA 7&9. |
可调范围 | | 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) | |
开关(Switch) | | | E | | | | | | Snap action switch rated |
| | HS | | | | | | Hermetically sealed snap action switch rated | |
| | HG | | | | | | Hermetically sealed snap action switch with gold contacts rated | |
压力腔材质(Wetted) | | | | A | | | | | Aluminum |
| | | B | | | | | Brass | |
| | | S | | | | | 316 SS | |
膜盒材质(Wetted) | | | | | 4 | | | | Buna-N diaphragm and O-ring |
| | | | 5 | | | | Fluorocarbon diaphragm and O-ring | |
开关类型t (Switch) | | | | | | K | | | SPDT |
| | | | | L | | | DPDT (not available with HS or HG switch options) | |
连接 | | | | | | | 1 | | 1/4 inch female NPT |
| | | | | | 2 | | 1/2 inch female NPT | |
可选项 | | | | | | | | DRAIN | Housing with drain - allows condensate to be drained from inside enclosure (meets NEMA 3R instead of 4X) |
| | | | | | | ATEX | ATEX Certified Construction |