J402-554-M202/0-30psi美国ue双点2*SPDT控制Teflon膜片压力开关  
美国UE机械压力开关J400系列

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J402-550  J402-551  J402-552  J402-553  J402-554  J402-555   J402-555-1010-1010
400系列双点J402压力开关型号表：
J402-520 J402-521 J402-522 J402-523 J402-524 J402-525 J402-530 J402-531
J402-532 J402-533 J402-534 J402-535 J402-570 J402-571 J402-572 J402-S126B 
J402-S134B J402-S137B J402-S144B J402-S146B J402-S156B J402-S164B J402-358
J402-361 J402-376 J402-610 J402-16014 J402-614 J402-126 J402-134 J402-137 
J402-144 J402-146 J402-156 J402-164 J402-270 J402-274 J402-441 
J402-442 J402-443 J402-448 J402-449 J402-450 J402-451 J402-452 J402-453 
J402-454 
400 系列压力,差压及温度开关是一种多用处的的系列开关，特别适用于需要多点输出和控制时。双点和 3 点设定提供多点的输出，可用于报警和关
断，预警和报警，高/低限和液位控制功能。 全天候系列开关有多种微动开关和多种过程接口的选择，使得 400 系列开关可以满足各种不同的需
求。 
由于其自身的特性，400 系列广泛应用于保护与控制，工业过程装置及泵，气轮机，压缩机，纸浆和造纸，水及污水处理等行业。

400 系列双点压力开关J402压力开关实物图：

400系列H402双点压力开关实物图：

J400系列机械压力开关的常用型号：
J400-S126B/J400-S134B/J400-S137B/J400-S144B/J400-S152B/J400-S156B/J400-S164B
J400-126/J400-134/J400-?137/J400-144/J400-152/J400-156/J400-164
J402-S126B/J400-S134B/J400-S137B/J400-S144B/J400-S152B/J400-S156B/J400-S164B
J402-126/J400-134/J400-137/J400-144/J400-152/J400-156/J400-164