Air Curtain Door Sensor – Black
Upgrade your air curtain system with our precision-engineered Door Sensor. Designed for accurate door operation detection, it ensures optimal performance and improved energy efficiency. This black variant integrates seamlessly with existing air curtain installations, making it a reliable and efficient choice.

1L-AC-101SB Air Curtain Sensor Black – Efficient Door Control Solution
Model No. 1L-AC-101SB
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Table 1: Electrical Specifications
Parameter | Value | Notes |
---|---|---|
Input Voltage | 220 VAC | |
Sensing Output Voltage | 2-wire type | To be attached to Magnetic Switch (NC) – Model: 1L-MSM112NC |
Load Output Voltage | 220 VAC | |
Load Output Current | 10 Amp |
Table 2: Magnetic Switch Specifications
Parameter | Value | Notes |
---|---|---|
Part Number | 1L-MSM112NC | |
Type | Normally Closed (NC, 1 Form B) | |
Power | 4 W | |
Switching Voltage (Max) | 60 VDC | |
Switching Current (Max) | 0.25 Amp | |
Contact Resistance (Min) | 115 mΩ | |
Life Expectancy | 1.0 Million Operations | |
Insulation Resistance | 10⁹ Ω | |
Shock Resistance | 30 G for 11 ms | |
Vibration Resistance | 20 G (10 to 1000 Hz) | |
Magnets | ALINCO / Rare Earth | Unless otherwise specified |
Air Curtain Sensor Black Circuit Dig.

Features of 1L-AC-101SB Air Curtain Sensor Black:
1. Automatic Activation
1L-AC-101SB Air Curtain Door Sensor Black detects the opening and closing of doors to activate or deactivate the air curtain automatically, saving energy and ensuring seamless operation.
2. Energy Efficiency
Prevents the air curtain from running unnecessarily when the door is closed, reducing energy consumption.
3. Precise Detection
Equipped with advanced magnetic sensors to detect even slight door movements accurately.
4. Wide Compatibility
Can be integrated with different types of doors, such as automatic sliding, revolving, or manual doors. Can be used with any brand or model of air curtain
5. Durability
Built to withstand frequent use and harsh environments, ensuring long-lasting performance.
6. Hygiene Maintenance
Minimizes the need for manual operation of the air curtain, reducing contact and improving hygiene, particularly in food processing units or hospitals.
7. Noise Reduction
Prevents the air curtain from running unnecessarily, reducing noise levels in indoor environments.
8. Enhanced Security
Works with access control systems to activate the air curtain only when authorized personnel access the door.
9. Weather Resistance
Designed to function in various weather conditions, maintaining performance in high or low temperatures and humidity levels.