About 402.9300021 Differential Pressure Transmitter From Huba Control

402.9300021 Differential Pressure Transmitter From Huba Control
- Differential Pressure Transmitter
- Type - 402
- Manufacturer - HUBA CONTROL
- Model - 402.9300021
- RANGE - 0-10 MBAR
- OUT - 0.5....4.5 V
- IN - 12 ( 10.2.... 33 ) V
Product information
The Differential Pressure Transmitters of Type 402 Are Ideal For Detecting Small Air Flows in HVAC Systems And For Measuring Low Pressures In The Environmental And Medical Sectors. Sensors Specifically Developed For Each Pressure Range Enable Physically Accurate And Long-Term Stable Measurements. They Allow For Simple And Quick Installation, Either Directly Onto a Mounting Plate Or Onto a PCB
- Attractive Price-Performance Ratio
- Excellent Synergy Of Membrane Technology And Ceramic Elements
- Special Adapter For DIN Rail Mounting
- Direct PCB Mounting With Simple Snap System
Technical Data
Product Feature
- Pressure Measuring Range : 0 ... 50 mbar (Relative and Difference)
- Response Time : <10 ms
- Load Change : <10 Hz
- Sensor Weight : 28 g
Field Of Application
- Media: Air Neutral Gases
- Medium Temperature: 0 ...70 C Non-Freezing Media
- Permissible Overload On One Side: 100 Mbar
- Bursting Pressure At Room Temperature: 200 Mbar
- Bursting Pressure at 70C: 150 Mbar
Ambient Condition
- Ambient Temperature: 0 ...70 C
- Storage Temperature: -30 ...70 C
Material
- Housing With Media Contact: Polycarbonate PC; Polyamide PA
- Membrane With Media Contact: Silicone
- Measuring Element With Media Contact: Ceramic Al2O3 (96 %)
Electrical Data
- Output Pressure: 0,5 ...4,5 V
- Supply Voltage: 10,2 ...33 VDC
- Permissible Load: >15 kOhm (Against GND)
- Current Consumption: <8 mA
- Inverse-Polarity Protection: Mechanically Guaranteed
- IP Protection Class: IP 00
- Electrical Connection : Printed Circuit Board Assembly Solderable Pins On The Print Side Printed circuit board assembly Mounted And Soldered On Adapter RAST 2.5 Connector
Approval
- EMC Compatibility:The Product Is Intended Exclusively For Installation In Appliances That Fulfil The Requirements Of The EC Directives. CE Certification Is The Responsibility Of The Customer
Installation Guide
- Installation Orientation: Pressure Connections Downwards Pressure Connection P1 Top
- Assembly:Snap-On Mounting On Printed Circuit Board Max 1.6 MM Thickness Adapter Screw Mounting With Bracket
Applications
- VAB SYSTEMS
- ERV
- MOBILE HYDRAULIC
- INDUSTRIAL AUTOMATION
Accessories
- RAST 2.5 Connector:With Cable 110 CM 3-Pole
- Fastening Screw:For Wall Thickness 1-2 MM Screw Length 6 MM Min 2 Screws Required
- Calibration Certificate
- Mounting Bracket
- Mounting Plate Complete For Mounting Rail TS 35
- Fastening Screw : For Wall Thickness 4.1-6 MM; Screw Length 10 MM Min. 2 Screws Required
Additional Information:

Precision Engineering for Demanding Applications
Designed to suit a wide array of industrial and automation needs, the Huba Control 402.9300021 Differential Pressure Transmitter is highly valued for its precise measurement and durability. Suitable for VAB systems, energy recovery ventilators, mobile hydraulic setups, and broader automation processes, this transmitter consistently delivers dependable performance in challenging environments.
Easy Integration and Dependable Output
Measuring just 250 grams, this transmitter is ideal for systems where space and weight are considerations. With its output signal of 0.5 to 4.5V, seamless integration into existing applications is straightforward. Its compatibility with a broad power input (10.2 to 33V) ensures adaptability, while robust construction guarantees lasting reliability.
FAQ's of 402.9300021 Differential Pressure Transmitter From Huba Control:
Q: How is the 402.9300021 Differential Pressure Transmitter typically used in industrial settings?
A: This transmitter is employed in applications such as VAB systems, ERV, mobile hydraulic setups, and industrial automation to monitor and control differential pressure reliably.
Q: What benefits does the polycarbonate and polyamide construction offer?
A: The use of polycarbonate and polyamide ensures robustness, lightweight properties, and resistance against common industrial environmental stresses, enhancing the longevity and durability of the transmitter.
Q: What is the pressure range supported by this device?
A: The transmitter operates efficiently within a pressure range of 10 mbar, making it suitable for sensitive and precise pressure measurement tasks.
Q: When should I consider replacing or maintaining the transmitter?
A: Regular maintenance checks are recommended, ideally before the 1-year warranty expires or if readings become erratic. Replacement may be necessary if physical or signal abnormalities are detected.
Q: Where can the Huba Control 402.9300021 Transmitter be sourced in India?
A: It is widely available in India through authorized distributors, exporters, importers, manufacturers, suppliers, traders, and wholesalers specializing in industrial automation components.
Q: What are the power requirements and output characteristics?
A: The device functions optimally with a power input between 10.2 and 33V, delivering a standard output signal from 0.5 to 4.5V for integration with various monitoring and control systems.
Q: How does this transmitter enhance process control?
A: By offering precise differential pressure measurement and reliable performance, it helps maintain process stability, increases operational efficiency, and supports automation in diverse industrial applications.