Pressure Sensors
Firstrate FST800-4001 General Hydraulic Pressure Sensor
FST800-4001 is a hydraulic dedicated pressure sensor manufactured by Firstrate. It adopts glass micro-melting high-temperature sintering technology with integrated stainless steel elastomer, no O-ring and welding seam to eliminate leakage risk. Built-in digital wide temperature compensation, lightning & EMC anti-interference circuit, featuring high frequency response, strong shock & vibration resistance, IP67 waterproof grade. Widely used in excavators, cranes, hydraulic cylinders, compressors, refrigeration equipment and industrial hydraulic/pneumatic automatic control systems.
Specifications
| Range | 0-100 bar |
| Output | 4-20mA |
| Application | Construction machinery hydraulic system, compressor, refrigeration, hydraulic station, industrial automation |
| Burst Pressure | 500%FS |
| Supply Voltage | DC 9~32V (4-20mA); DC 5V (0.5-4.5V) |
| Housing Material | SS304 Stainless Steel |
| Protection Class | IP67 |
| Shock Resistance | 100g (11ms pulse) |
| Anti-interference | Lightning protection, RF & EMC suppression |
| Overload Pressure | 300%FS |
| Long-term Stability | ≤±0.2%FS per year |
| Electrical Connector | M12 aviation plug |
| Operating Medium Temp | -40℃ ~ +90℃ |
| Temp Compensation Range | -10℃ ~ +70℃ |