H122-S156B-M202/ LL：80KPA 美国UE风机低低压双信号报警压力开关
H122-S156B-M202美国UE膜片压力开关
H122-S126B H122-S134B H122-S144B H122-S146B H122-S156BH122-S164B压力范围：
| 型号 | 可调 | 刻度分度值 | 死区 | 耐压 | 接液材质 | 压力接口 |
| H122-S126B | -1-0bar | 0.5’’Hg | 6.8-30.5mbar | 0.3bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
| H122-S134B | -1-1.4bar | 1’’Hg&0.5psi | 6.8-40.6mbar | 1.7bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
| H122-S144B | 0-1.4bar | 0.5 | 6.9-34.5mbar | 1.7bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
| H122-S152B | 0-2.1bar | 0.5 | 6.9-41.4mbar | 2.8bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
| H122-S156B | 0-6.9bar | 2 | 13.8-55.2mbar | 8.6bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
| H122-S164B | 0-13.8bar | 5 | 20.7-137.9mbar | 13.8bar | 焊接316L不锈钢波纹管 | 1/2NPTF |
120系列压力开关型号说明：
H122-126 H122-134 H122-144 H122-146
H122-156 H122-164 H122-358 H122-361 H122-376 H122-612 H122-614 H122-270 H122-274 H122-450 H122-452 H122-453
H122-454 H122-550 H122-552 H122-553 H122-554 H122-555 H122-702 H122-703 H122-704 H122-705 