
168 and 168Hseries pneumatic three-way switch switching valves are used to open and close the divssure according to the divdetermined change of input signal divssure.
Fisher ™ Fisher 168and 168Hseries switch valve materials:Three-way snap-acting spring-and-diaphragm switching valve complete with 68 Series valve body with 1/4 NPT connections. Includes aluminum body and casings, Stainless steel trim, polyurethane seats and plastic stem protector. Approximate shipping weight is 5 pounds.
168 和 168H 系列气动作用式三通开关切换阀用于按照输入信号压力的预定变化,开启和关闭压力。
Fisher™费希尔168和168H系列切换阀材质:三通速动弹簧和隔膜开关阀,配有68系列阀体和1/4 NPT接头。包括铝阀体和外壳、不锈钢阀内件、聚氨酯阀座和塑料阀杆保护器。大约装运重量为5磅。
Fisher™费希尔168和168H系列切换阀各压力范围对应型号:
COMPLETE SWITCHING VALVE TYPE NUMBER 完整的开关阀型号 | VALVE BODY TYPE NUMBER 阀体型号 | MAXIMUM ALLOWABLE BODY PRESSURE, psig X大允许阀体压力,psig | AIR-TO-DIAPHRAGM, psig 空气对隔膜,psig | DIAPHRAGM PRESSURE CHANGE BETWEEN SWITCHING POINTS, psig 切换点之间的隔膜压力变化,psig | |
Minimum 蕞小值 | Maximum 蕞大值 | ||||
168-1 | 68-1 | 150 | 2 to 60 | 10 | 58 |
168-2 | 68-1 | 150 | 2 to 40 | 10 | 38 |
168-3 | 68-3 | 40 | 2 to 60 | 10 | 58 |
168-4 | 68-3 | 40 | 2 to 40 | 7 | 38 |
168H-1 | 68-1 | 150 | 50 to 150 | 20 | 100 |
168H-2 | 68-1 | 150 | 35 to 100 | 20 | 65 |
168H-3 | 68-3 | 40 | 50 to 150 | 20 | 100 |
168H-4 | 68-3 | 40 | 35 to 100 | 16 | 65 |
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