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...
美国UE双点差压开关J402K-457-M202 美国UE双刀双掷差压开关J400K-455-1010 DPDT差压开关J400K-456-1010 美国UE双刀双掷差压开关J400K-457-1010 差压开关 J400K型:一个单刀双掷输出,内部可调,无参考刻度; J402K型:二个单刀双掷输出,内部可调,无参考刻度; H400K型:一个单刀双掷输出,内部可调, 有参考刻度...