200kHz Gas Flow Sensor for Gas Meter and Air Detection
Product Overview
High-performance 200kHz ultrasonic gas flow sensor designed for gas meter applications and air detection systems. Custom cable and connector options available to meet specific requirements.
Key Features & Advantages
- Dual-function ultrasonic sensors detect liquid flow with paired transducers
- Each sensor includes both transmitter and receiver for comprehensive flow measurement
- Three output cables: RED (+), White (-), Silver (Shield)
- Customizable sizing to meet specific ultrasonic flow meter requirements
- High sensitivity and strong anti-interference capability
- Excellent waterproof performance and high water pressure resistance
- Robust durability with simple installation and high cost performance
Product Specifications & Dimensions
Appearance: No visible damage or contamination. Compliant with RoHS directive and national environmental protection regulations.
Electrical Specifications
| Parameter |
Unit |
Specification |
| Nominal Frequency (Fn) |
kHz |
200 |
| Static Capacitance (CP) |
pF |
2000±20% |
| Signal Sensitivity |
mV |
≥20 |
| Effective Bandwidth |
kHz |
±10 |
| Tolerance Pressure |
MPa |
≤0.5 |
| Directive Property |
° |
12±2 |
| Operating Temperature Range |
℃ |
-35~70 |
| Storage Temperature Range |
℃ |
-40~85 |
Testing & Quality Assurance
Test Conditions: Temperature: 25℃±3℃, Humidity: 40%~70% R.H.
| Test Parameter |
Test Method |
| Center Frequency (Fr) |
Measuring radial vibration mode using Agilent 4294A Impedance analyzer |
| Static Capacitance (CP) |
Digital Electric Bridge (at 1KHz/1V) |
| Signal Sensitivity |
Standard signal source output voltage 20Vp-p, 3 cycles. Rated frequency square-wave, pulse interval 3ms. Vertical distance of transducer emitter is 60mm. Horizontal ejection. |
| Effective Bandwidth |
Method to test the sensitivity of a signal at intervals of 1 KHz to test the sensitivity of the signal for a trace point, taking the change within the range of -3 dB |
Packaging
Each package contains 4 inner boxes, with 100 pieces of ultrasonic flow sensors per box.
Important Notes
Material Composition: Sensor chip primarily consists of lead zirconium titanate ceramics. Please adhere to local environmental regulations for disposal.
Quality Evaluation: Components are evaluated as single units. Ensure thorough testing in your application circuit.
Wiring Configuration: Red wire (positive), White wire (negative). Connect earth wire to metal case.
Documentation: Please return one signed specification copy after acceptance.
Frequently Asked Questions
Are you a manufacturer or trading company?
We have specialized in piezo ceramic product manufacturing for 31 years.
Where is your factory located?
Factory address: No.1188, Jiahang Road, Jiaxing City, Zhejiang Province, China.
What is your minimum order quantity?
Small quantities are available.
What payment methods do you accept?
T/T, Western Union, credit card, and other payment options.
Can you send samples for testing?
Yes, most samples are available free of charge. For high-cost samples, fees will be credited toward future orders.
What shipping methods do you support?
DHL, UPS, FedEx, EMS, and other major carriers.
Our Services
- Timely delivery: 7 days for samples, 15 working days for bulk orders
- Strong production capacity with strict quality control systems
- 24-hour response time for all inquiries
- Experienced technical support staff
- Comprehensive after-sale tracking service
- OEM services available
- Small quantities and mixed bulk orders welcome
- Multiple payment options including L/C, D/A, D/P, T/T, Paypal, Western Union
- Flexible shipping via UPS, DHL, TNT, FEDEX, EMS, CHINA POST
Quality Guarantee
- 3-year warranty for most products
- Guaranteed on-time delivery
- Full coverage of quality issues during warranty period
- Replacement parts available beyond warranty (charged accordingly)
- Continuous product feedback collection for improvement
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