About 930.80 GEMTECH Air Differential Pressure Switch 20-200 Pa
930.80 GEMTECH Air Differential Pressure Switch 20-200 Pa

GEMTECH Differential Pressure Switch 930.8x With Adjustable Switching Pressure
Applications
GEMTECH Adjustable Differential Pressure For Switch Monitoring Overpressure,Vacuum and Differential Pressure Of Air Or Other Non-Combustible,Non-Aggressive Gases.Possible Fields Of Application Include
Monitoring Air Filters And Ventilators,Monitoring Industrial Cooling-Air Circuits,Overheating Protection For Fan Heaters,Monitoring Flows in Ventilation Ducts,Controlling Air Fire-Potection Flaps,Frost Protection For Heat Exchangers
Versions
With This Pressure Switch The Switching Pressure Can Be Adjusted Without A Pressure Gauge Using A Scaled Adjustment Knob.The Switching Differential Can Also Be Adjusted With A Screwdriver

Precise Differential Pressure MonitoringWith a scale range of 20-200 Pa and 2% full scale accuracy, the GEMTECH 930.80 ensures reliable monitoring of differential air or non-corrosive gas pressures. Its repeatability of 0.5 Pa and externally adjustable setpoint make it well-suited for ventilation, air filtration, and cleanroom control applications, delivering consistent and precise performance in demanding industrial environments.
Robust and Flexible DesignManufactured from high-grade ABS and metal, the 930.80 model boasts IP54 protection for dust and splash resistance. Its versatile mounting (panel or surface) and any-position installation (preferably vertical) facilitate easy integration into existing systems. The 80 mm diameter enclosure is lightweight yet durable, supporting long-term industrial use.
FAQ's of 930.80 GEMTECH Air Differential Pressure Switch 20-200 Pa:
Q: How do I adjust the setpoint on the GEMTECH 930.80 Air Differential Pressure Switch?
A: The setpoint can be externally adjusted using the designated adjustment knob on the device, allowing precise tuning within the 20-200 Pa range without the need to open the enclosure.
Q: What media can be measured with this differential pressure switch?
A: The GEMTECH 930.80 is designed to measure differential pressure of air and low-aggressive (non-corrosive) gases, making it suitable for most ventilation and air monitoring applications.
Q: Where should I install the pressure switch for optimal performance?
A: This switch can be mounted on a surface or panel in any orientation, although a vertical position is recommended for the best accuracy and repeatability.
Q: What process does this pressure switch use to detect pressure changes?
A: The sensor uses a sensitive diaphragm mechanism to detect changes in differential pressure between two points connected via 6 mm hose fittings, triggering the SPDT contact when the set threshold is reached.
Q: When is it beneficial to use an air differential pressure switch in industrial settings?
A: This device is beneficial for monitoring filter conditions in HVAC systems, ensuring cleanroom pressure integrity, and protecting equipment by providing early warnings of abnormal pressure changes.
Q: What are the advantages of the IP54 enclosure and the ABS construction?
A: The IP54-rated ABS enclosure offers reliable protection against dust and water splashes, providing durability and long life even in humid or dusty industrial environments.