FD80A High Precision Intelligent Pressure Transmitter
FD80A high precision intelligent pressure transmitter adopts high-end monocrystalline silicon sensing core, equipped with full-range digital temperature compensation technology. It features ultra-high measurement accuracy, super long-term stability and excellent anti-interference ability. The whole machine adopts sealed protection and explosion-proof structure design, compatible with the measurement of various fluid media, can stably adapt to various harsh industrial working conditions, realize accurate collection, conversion and long-distance transmission of pressure signals, and is the core equipment for precise pressure measurement and control in industrial automation.
- Adopt high-precision monocrystalline silicon sensing element, with measurement accuracy up to 0.1 level, extremely small measurement error, accurate and reliable data
- Full temperature range digital temperature compensation, excellent anti-temperature drift and anti-interference performance, stable operation in harsh environments
- Support 4-20mA, RS485, HART multiple signal outputs, compatible with various industrial control systems, convenient for docking and debugging
- Possess Ex ia IIB T4 Gb intrinsic safety explosion-proof certification, IP68 ultra-high protection level, waterproof, dustproof and corrosion-resistant
- Wide temperature range operation, shock and pressure resistant, solid structure, no vulnerable parts, long service life and low later operation and maintenance cost
| Range | 0-5kPa ~ 260MPa (see the selection table for details) |
| Pressure Type | Gauge pressure, absolute pressure, negative pressure (optional) |
| Overload Capacity | 1.5 times the sensor range is allowed (1.2 times for ranges above 60MPa) |
| Burst Pressure | 2 times the sensor range (1.5 times for ranges above 60MPa) |
| Accuracy | ±0.1%F.S, 0.25%F.S, 0.5%F.S (optional) |
| Long-Term Stability | 0.2%F.S per year |
| Operating Temperature | -20℃ ~ 70℃ |
| Power Supply | 10V ~ 30V DC (24V DC power supply is recommended) |
| Output Signal | 4mA ~ 20mA DC, 1V ~ 5V DC, RS485, etc. (optional) |
| Communication Protocol | MODBUS RTU protocol, HART protocol |
| Electrical Interface | GDM connector, aviation connector, cable gland with direct lead, IP68 protection cable with direct lead |
| Protection Level | IP65, IP68 |
| Explosion-Proof Rating | Ex ia IIC T4 Ga, Ex d IIC T6 Gb, Ex tD A21 IP66 T80℃ |
| Warranty Period | 12 months |
It is widely used in petrochemical, oil and gas exploitation, water treatment, electric power heating, metallurgical machinery, food medicine, water conservancy and shipbuilding industries. It can realize real-time pressure monitoring and accurate control for pipelines, storage tanks, reaction equipment and hydraulic systems, adapt to various complex and harsh industrial environments, and meet automatic pressure measurement demands in various fields.


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