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China JK80 Series Corrosion-Resistant Pressure Sensor Suppliers - Stable RS485 Communication from Factory
Application Industry
Pipeline pressure monitoring
Air leak testing
F.R.L (Filter, Regulator, Lubricator)
Gas storage cylinders
Adsorption verification
Air compressors
Product Parameters
| Parameter Category | Specific Parameter | Specification |
|---|---|---|
| Withstand Pressure | High pressure | 3.0MPa (high pressure) |
| Positive pressure | 1.5MPa (positive pressure) | |
| Compound pressure | 500kPa (compound pressure) | |
| Rated Pressure Range | High pressure | 0.000～1.999MPa (high pressure) |
| Positive pressure | -0.100～1.000MPa (positive pressure) | |
| Compound pressure | -100～100kPa (compound pressure) | |
| Protection Grade | - | IP65 |
| Set Pressure Range | High pressure | -0.103～1.999MPa (high pressure) |
| Positive and negative pressure | -0.103～1.030MPa (positive and negative pressure) | |
| Compound pressure | -103.0～103.0KPa (positive pressure) | |
| Display Refresh Rate | - | 5 times/second |
| RS485 Communication Distance | - | Maximum connection distance ≤1200m |
| Ambient Temperature | - | 0～50℃ |
| Color | - | Red |
| Load Current | - | ≤200mA |
| Humidity | Action and storage | 35～85% (no water condensation) |
| Internal Pressure Drop | - | ≤1.0V |
| Wire Specification | - | Oil-resistant PVC cable (0.15mm²) |
| Current Consumption | No load | ≤40mA |
| Repeatability Accuracy | - | ±0.3%F.S ±1digit |
| Linearity | - | ±1%F.S |
| Action Indication | - | OUT1 |
| Weight | Approximately 148g | |
| Applicable Gas | - | Non-corrosive fluid for SUS316 and FKM |
| Minimum Unit Scale Value | Positive pressure type kPa | kPa(0.001), kgf/cm²(0.01), bar(0.01), psi(0.1) |
| Micro and positive-negative pressure type kPa | kPa(0.1), mmHg(1), kgf/cm²(0.001), bar(0.001), psi(0.01), inHg(0.1) | |
| Vibration Resistance | Amplitude, frequency, time | Amplitude 1.5mm, 10Hz～55Hz～10Hz per minute, 2 hours for each of X, Y, Z directions |
| Storage Temperature | Storage | -10℃～60℃ (without water condensation and freezing) |
| Temperature Characteristic | - | ±3%F.S, reference temperature 25℃ (0～50℃ temperature range) |
| Baud Rate | - | 9600bps, 19200bps, 38400bps, 57600bps, 115200bps |
| Insulation Resistance | Between lead and plastic shell | ≥50MΩ (DC 500V) |
| Output Voltage | Rated voltage | 0.6V～5V ±2.5%F.S (rated voltage) |
| Display Accuracy | - | ±1%F.S ±1digit (temperature 25±3℃) |
| Withstand Voltage | Between lead and plastic shell | AC 1000V for 1 minute |
| Impact Resistance | - | 100m/s²(10G), 3 times for each of X, Y, Z directions |
| Output Type | - | Open collector output (NPN or PNP, up to 2 outputs) |
| Interface Diameter | - | RC1/8” VCR1/4” R1/4” 1/4” |
| Response Time | - | ≤2.5ms (can be set to 25, 100, 250, 500, 1000, 1500ms) |
Design Aesthetics
Frequently Asked Questions (FAQ)
What is the protection grade and operating environment for this sensor?
The sensor features an IP65 protection grade. It functions within an ambient temperature range of 0 to 50℃ and an operating/storage humidity range of 35 to 85% (with no water condensation).
What types of gases and fluids are compatible with this product?
This sensor is designed for non-corrosive fluids and gases that are compatible with SUS316 and FKM materials.
What are the available communication and connection distance specifications?
It supports RS485 communication with a maximum connection distance of ≤1200 meters. The supported baud rates include 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
What is the response time and display refresh rate?
The default response time is ≤2.5ms, which can be configured to 25, 100, 250, 500, 1000, or 1500ms. The display refresh rate is 5 times per second.
What are the different pressure range options?
The device supports three pressure configurations: High pressure (rated 0.000～1.999MPa, withstand 3.0MPa), Positive pressure (rated -0.100～1.000MPa, withstand 1.5MPa), and Compound pressure (rated -100～100kPa, withstand 500kPa).