8613410535143
China Suppliers and Factory for JK92 Series Compact Digital Pressure Sensor - Stable, Durable, LED Display
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Application Industry
Pipeline pressure monitoring
Air leak testing
F.R.L (Filter, Regulator, Lubricator)
Gas storage cylinders
Adsorption verification
Air compressors
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Product Parameters
| Parameter Category | Specific Parameter | Specification |
| Withstand Pressure | Compound pressure | 500kPa (compound pressure) |
| Positive pressure | 1.5MPa (positive pressure) | |
| Vacuum pressure | 500kPa (vacuum pressure) | |
| Rated Pressure Range | Compound pressure | -100～100kPa ( compound pressure) |
| Positive pressure | -0.1～1MPa (positive pressure) | |
| Vacuum pressure | 0～-101.0kPa ( vacuum pressure) | |
| Protection Grade | - | IP40 |
| Set Pressure Range | Compound pressure | -103～103kPa ( compound pressure) |
| Positive pressure | -0.103～1.030MPa (positive and negative pressure) | |
| Vacuum pressure | 10.0～-103.0kPa ( vacuum pressure) | |
| Display Refresh Rate | - | 5 times/second |
| RS485 Communication Distance | - | Maximum connection distance ≤1200m |
| Ambient Temperature | - | 0～50℃ |
| Color | - | 3 colors (white, red, orange) |
| 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 | - | Orange OUT1 |
| Weight | excluding cable | Approximately 70g |
| Applicable Gas | - | Air, non-corrosive, non-flammable |
| 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 1 channel output) |
| Interface Diameter | - | 90 degrees inlet port, M5 port, No port |
| Response Time | - | ≤2.5ms (can be set to 25, 100, 250, 500, 1000, 1500ms) |
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Design Aesthetics
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Frequently Asked Questions
What key application industries does this pressure sensor support?
This sensor is widely used in pipeline pressure monitoring, air leak testing, F.R.L (Filter, Regulator, Lubricator) units, gas storage cylinders, adsorption verification, and air compressors.
What is the rated pressure range and withstand pressure limit?
The rated pressure range varies by type: Compound pressure (-100 to 100kPa), Positive pressure (-0.1 to 1MPa), and Vacuum pressure (0 to -101.0kPa). The maximum withstand pressure is 500kPa for compound/vacuum types and 1.5MPa for the positive pressure type.
What type of gases is this sensor compatible with?
The sensor is designed for air and non-corrosive, non-flammable gases.
What is the maximum transmission distance for RS485 communication?
The RS485 interface supports a maximum connection distance of up to 1200 meters, with adjustable baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
What are the environmental operating limits and IP rating?
The sensor features an IP40 protection grade. It operates effectively in ambient temperatures from 0 to 50℃ and humidity levels between 35% and 85% (without condensation).
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 built-in display updates at a refresh rate of 5 times per second.