RS485 Modbus 0-50bar 160bar 200bar 300bar Pressure Transmitter G1/4 transducer water Air oil pressure Pressure sensor QDX50A
SPECIFICATIONS
Battery Included: no
Brand Name: NoEnName_Null
Certification: CE,FCC,RoHS
Choice: yes
High-concerned chemical: none
Max Measuring Range: 400 Bar & Above
Model Number: QDX50 waterproof,Small Pressure Transmitter
Origin: Mainland China,Mainland China
Output Signal: 0-10V;0-5V;4-20mA;RS485
Power Supply: DC12V DC24V
Process connection: M20X1.5,1/4G, 1/2G ,NPT
Working Temperrature: -20℃ - 60℃
semi_Choice: yes
NOTES:
We can make -0.1bar~0~1000bar.
If you need other special parameters,please contact me.
Features:
1. Over-voltage & Over-current protection circuit.
2. Strong ability of anti overload, impact resistance and anti-interference.
3. High stability and long service life
4. Laser impedance modulation, temperature compensation, surge prevention.
5. Imported silicon chips. suitable for different pressure measurement.
After-sales service policy:
1. All customers enjoy technical services, and professional technicians guide you to use this product through voice chat or face time if you have no idea how to use it.
2. During the 2-year warranty period, if the product has quality problems, you can enjoy free maintenance services. If it cannot be repaired, you can replace it with a new one for free.
3. If it is not the quality problem of the product itself but there is an error with your operation causing the damage to product, we provide free maintenance services, and the customer needs to bear the round-trip shipping.

Technical parameters
Model |
QDX50 |
Measuring range |
0~100KPa; -1~0~1 Bar.....600 Bar |
Pressure type |
Gauge pressure, Absolute pressure |
Overload |
150%F.S. |
Output signal |
4~20mA, 0~5V, 0~10V, 1~5V,RS485 |
Power supply |
12~36VDC (Default: DC24V) |
Response time |
<3ms |
Accuracy |
0.2%FS; 0.5%FS(Default) |
Long-term stability |
±0.1%F.S/year; ±0.2%F.S/year |
Load resistance |
RL=(U-12V)/0.02A (4~20mA current output) U—loop voltage(V) |
Operating temperature |
-30~80℃ |
Sorage temperature |
-40~120℃ |
Zero Tempe Drift |
0.2%FS/10℃ |
Pressure connection |
M20×1.5,G1/2,G1/4,1/2NPT (Customized) |
Material |
Stainless steel shell; internal sensor 316L |
Protection grade |
IP64 |






A variety of pressure measurement.If you need,please feel free to tell me.





- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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