J21K-357差压开关 美国UE压差控制器 UE差压开关
不锈钢差压开关，美国UE开关一级代理，UE进口差压控制器，UE不锈钢开关
J21K系列差压开关的主要特点
可调节的压差从-1 to 6bar
可靠密封的金属制波纹管传感器
焊接316个不锈钢类型
环氧树脂外壳设计满足NEMA4X要求
设定点重复性正负1%
概述
J21K差压开关监控两个系统之间的压力或真空吸尘器和感官过度流量偏差，或验证，过滤器被堵塞。J21K的 - 环氧涂层外壳，坚固耐用的设计密封的金属波纹管 - 适合于苛刻的应用程序。广泛应用于制冷（冷水机组）和压缩机应用程序的，的，可用于过滤器的状态监测和证明J21K流程。
J21K系列： 一个单刀双掷输出.内部可调.无参考刻度
J21K-S127B J21K-S140B J21K-S150B J21K-357
J21K-127 J21K-140 J21K-150 J21K-232 J21K-254
J21K-16021 J21K-16020
技术参数
Model Adjustable Set Deadband Working Pressure
Point Range
bar bar bar
Welded 316L stainless steel bellows with 1/2” NPT (female) pressure connections
S127B -1 to 0 135 to 203 mbar -1 to 0
S140B 0 to 04 69 to 276 mbar -1 to 21
S150B 0 to 28 207 to 483 mbar -1 to 207
16021 007 to 1 69 to 414 mbar -1 to 86
316L welded stainless steel bellows with 1/4" NPT (female) pressure connections
357 0 to 48 01 to 03 -1 to 241
Brass bellows with 1/4” NPT (female) pressure connections
127 -1 to 0 135 to 203 mbar -1 to 0
140 0 to 04 69 to 276 mba -1 to 21
150 0 to 28 207 to 483 mbar -1 to 124
16020 007 to 1 69 to 414 mbar -1 to 86
Phosphor bronze bellows with 1/4" NPT (female) pressure connections
232 0 to 17 414 to 689 mbar -1 to 76
254 0 to 62 01 to 03 -1 to 138
