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Secure Payment & Return Policies

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FAQs - Frequently Asked Questions
FAQs - Frequently Asked Questions
- Regular price
- $815.00

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Elevate your pressure monitoring capabilities with the Siemens Differential Pressure Sensor QBM41/40 Series. This sensor, equipped with a factory calibration certificate, guarantees exceptional accuracy and reliability in measuring differential, over, and under pressure of air and non-aggressive gases.
Key Features:
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Factory Calibration Certificate: Each sensor comes with a factory calibration certificate, ensuring measurement accuracy and quality from the start.
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Exceptional Accuracy: The QBM41/40 Series offers a high degree of measuring accuracy, providing reliable and precise pressure measurements.
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Pressure-Linear Characteristic Curve: This sensor utilizes a pressure-linear characteristic curve, ensuring that measurements are proportional to the applied pressure.
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Versatile Voltage Options:
- QBM4000... and QBM4100...: Operates on AC 24 V or DC 13.5 to 33 V
- QBM4000... and QBM4100...: Can also be powered by DC 11 to 33 V
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Output Signal Choices:
- QBM4000... and QBM4100...: Outputs a DC 0 to 10 V signal
- QBM4000... and QBM4100...: Outputs a 4 to 20 mA signal
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Zero-Point Adjustment: Fine-tune your measurements with the zero-point adjustment feature, ensuring precise readings.
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Quick and Easy Installation: The integrated fixing angle bar in the housing simplifies and expedites the mounting process.
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Calibrated and Temperature-Compensated Signal: The measuring signal is both calibrated and temperature-compensated, providing accuracy across varying conditions.
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Excellent Long-Term Response: Enjoy a maintenance-free operation thanks to the sensor's excellent long-term response.
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Supplied with Connection Set: Each sensor is supplied with a connection set for added convenience.
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Rapid Reaction Time: The QBM41/40 Series boasts a very short reaction time, ensuring real-time monitoring.
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Optional Display: Some models come equipped with a display for easy visualization of the present differential pressure.
Applications:
The Siemens Differential Pressure Sensor QBM41/40 Series is suitable for various applications that demand high-quality, accurate measurements. These include:
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Ventilation and Air Conditioning Ducts: Ideal for measuring even the slightest differential pressures to optimize airflow.
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Filter Monitoring: Maintain optimal filter performance by monitoring pressure differentials.
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Fan Control: Precision monitoring and control of fans for efficient operation.
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Pressure Supervision in Labs, Production, Storage, and Clean Rooms: Ensure controlled environments and processes.
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Variable Air Flow: Perfect for acquiring variable air flow in VAV (Variable Air Volume) plants on the supply and extract air side.
Mechanical Design:
The sensor features a robust construction, including a housing with an integrated fixing angle bar, pressure chamber, PCB with terminal connections, and a zero-point adjustment button. This design ensures durability and longevity.
Part Numbers:
QBM4100-1U Differential Pressure Sensor Air/Gas 4…20mA -50…50Pa Calibration Certificate (S55720-S251)
QBM4000-1 Differential Pressure Sensor Air/Gas 0…10V 0…100Pa Calibration Certificate (S55720-S247)
QBM4000-3 Differential Pressure Sensor Air/Gas 0…10V 0…300Pa Calibration Certificate (S55720-S248)
QBM4000-10 Differential Pressure Sensor Air/Gas 0…10V 0…1000Pa Calibration Certificate (S55720-S249)
QBM4000-25 Differential Pressure Sensor Air/Gas 0…10V 0…25000Pa Calibration Certificate (S55720-S250)
QBM4100-1D Differential Pressure Sensor Air/Gas 4…20mA 0…100Pa Calibration Certificate LCD Display (S55720-S252)