Digital Air Pressure Switch Controller 

RS485 & 4-20mA Monitoring | Industrial Grade | Made in Taiwan

LEMATEC’s Digital Air Pressure Switch Controller is a precision solution for industrial air systems, offering real-time monitoring and seamless control. Equipped with RS485 Modbus communication and 4-20mA analog output, it easily integrates into your factory automation and pneumatic applications.

OEM & Customization Support

LEMATEC provides complete customization services:

• Custom interface or pressure range

• Private label branding and packaging

• Tailored wiring and connectors

• Sample orders available upon request

We help distributors and B2B clients create their product lines with expert manufacturing from Taiwan.

🔧 Key Features

Remote Monitoring and Control: Effortlessly monitor and adjust air pressure settings from afar using interfaces like Ethernet, Modbus, or other compatible protocols.

Precision Pressure Setting and Adjustment: Achieve precise control over air pressure settings tailored to meet specific operational requirements with utmost accuracy.

Accurate Air Pressure Provision: Delivering accurate air pressure ensures stable and precise control, guaranteeing optimal application performance.

Digital Display Screen: A clear and intuitive digital display screen helps users visualize pressure readings easily, enhancing their convenience and readability.

Adaptable to Different Operational Modes: The system can flexibly adjust pressure levels to suit diverse operational modes, offering versatility and efficiency across various settings.

Applications

• Industrial Automation: Simplify the control of pneumatic equipment in industrial production lines, including cylinders and valves, for precise pressure control and automation.

• Manufacturing Industry: Ensure instant pressure monitoring to improve the efficiency of manufacturing equipment and machinery, such as injection molding machines and presses.

• Environmental Monitoring: Monitor and manage atmospheric pressure in environmental monitoring applications, ensuring optimal performance and reliability.

Why Choose LEMATEC?

• 🇹🇼 Made in Taiwan — High-quality, precision components

• 🔧 OEM/ODM Ready — Tailored solutions for your market

• 🚀 Fast Lead Times — Efficient production & on-time delivery

• 📞 Responsive Support — Technical guidance when you need it

Model: LE-GAB-8D

Working Voltage: 10~30 VDC

Pressure Sensor: 1kg/10kg

Current Sinking/Power Consumption: < 30 mA (no load)

Display Units: psi/bar/mpa/kg-cm2

Pressure Display: 0-9999

Communication Protocol: RS-485 RTU

Operating Temperature: -10 ~ +60°C (Compensation temperature)

Button: 3 keys (down/set/up)

Error Correction: Press the up-key and down-key for 3 seconds

Lock Setting: Lock/Unlock

Casing Material: DC power connection

Wire: Wire length 2M, 5M

Wiring:

• Gray: VIN (24V)
• Black: BB (D-)
• Blue: GND
• White: AA (D+)
• Brown: NC

IP Rating: IP-65