| Applicable for carrying moderate shock and vibratory loads. |
| Ideal for checking differential pressure (head) across high Pressure pumps and filters. |
| Filter obstructive alarm. |
| Maximum air flow controller for variable air volume systems. |
| Air proving in ventilation ducts. |
| Burner air control. |
| Overheating protection for Electric Heater with blower. |
| Available for pressure, vacuum, and differential applications. |