FRD SENSOR 3051SDP Smart Explosion-Proof High Precision Monocrystalline Silicon Differential Pressure Transmitter DP Sensor
FRD SENSOR 3051SDP series differential pressure transmitters adopt high-precision 316L stainless steel diaphragms and support HART communication protocol with complete explosion-proof protection grades. They are widely used for flow, liquid level and differential pressure detection in chemical, oil & gas, water treatment and power industries.
- High measurement accuracy, long-term stability without drift
- Full explosion-proof certifications, suitable for hazardous working conditions
- Compatible with HART on-site debugging, easy operation
- 316L anti-corrosion diaphragm, resistant to acid and alkali media
- Adjustable measuring range to meet various scene testing demands
| Range | 0-0.1kPa ~ 3MPa |
|---|---|
| Accuracy | ±0.05%FS, ±0.075%FS, 0.1%FS, 0.2(0.25)%FS, 0.5%FS (at 25℃, full scale) |
| Output Signal | Two-wire system (4~20)mA with superimposed digital protocol (HART), RS485 protocol |
| Process Medium | Liquids, gases, or steam |
| Power Supply | (12~32)VDC (24VDC recommended) |
| Ambient Temperature | (-40~80)℃ |
| Stability | 0.1%URL/3 years |
- Oil & Gas, Chemical Industry, Power Plant, Sewage Treatment, Metallurgy, Papermaking
- Power & Energy: Precision DP/level monitoring for boiler drums, deaerators, condensers
- Water Treatment: DP/level measurement for wastewater, sludge, chemicals; explosion-proof & corrosion-resistant
Product dimensions, specifications and parameters are for reference only. For specific details, please contact us, and we will provide you with professional answers.


Q: How soon can you arrange your production?
A: Once getting your product confirmation and receiving the prepayment, the production will be started immediately.
Q: How long is the delivery time for the product?
A: We will provide a specific delivery time based on your order quantity. For orders of 1 to 30 pcs, the delivery time is approximately 2 to 7 working days.
Q: How do you control your quality ?
A: Full inspection process (Incoming Material Screening, Process Control, and Performance Verification) to ensure quality + good warranty service(1 year free to change a new one without any human damage factors).
Q: What certificates do you have ?
A: We hold 6 invention patents, possess certifications for CE, ATEX, and SIL, and are a member of the HART Protocol. And before the delievry of goods, quality and safety inspection certification issued by third parts also can be offered.
Q: What's your warranty terms?
A: We offer 12 months warranty time.
Q: Can you provide ODM/OEM & Customized service?
A: Yes, OEM and ODM are both available, we have the professional R&D dept which can provide professional solutions for you
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.