Airtac CS1-M-020-S20 – Reliable Magnetic Reed Switch for Pneumatic Cylinders
Looking for a durable magnetic reed switch to detect piston position in pneumatic cylinders? The Airtac CS1-M-020-S20 is a classic sensor from Taiwan’s leading pneumatic brand Airtac, widely used in automation systems.
The CS1-M-020-S20 is an M-type Reed sensor with a 2m cable and normally open (NO) contact. It detects piston position through the magnet built into the cylinder and is compatible with many Airtac mini and standard cylinders.
Key Features of Airtac CS1-M-020-S20
✅ Non-contact Reed Switch with high durability.
✅ Wide operating voltage: 5V – 240V AC/DC.
✅ Normally Open (NO) contact, max switching current 100mA.
✅ 2m lead wire for easy connection.
✅ Red LED indicator for status monitoring.
✅ IP67 protection against dust and water.
✅ Suitable for mounting on various Airtac pneumatic cylinders.
Technical Specifications
✅ Model: CS1-M-020-S20
✅ Sensor Type: Reed Magnetic Switch
✅ Contact: Normally Open (NO)
✅ Operating Voltage: 5V – 240V AC/DC
✅ Max Switching Current: 100mA
✅ Max Switching Power: 10 VA/W
✅ Electrical Connection: 2-wire cable, 2m length
✅ Indicator: Red LED
✅ Ambient Temperature: -20 ~ 80°C
✅ Protection Class: IP67
✅ Housing Material: Stainless steel / engineering plastic
Typical Applications
✅ End-of-stroke or intermediate position detection of pneumatic cylinders
✅ Automation systems, packaging, and assembly machines
✅ Robots and pick-and-place equipment
✅ Production lines requiring position feedback
✅ Maintenance or replacement in systems using older CS1 sensors
Why Choose the Airtac CS1-M-020-S20?
The CS1-M-020-S20 offers a wide voltage range, high reliability, and stable performance in industrial environments. It is a solid choice when you need a proven magnetic sensor that is easy to install and compatible with previous-generation Airtac cylinders.
Note: The CS1 series has been gradually replaced by the newer CMS/DMS series (such as CMSG-020). For new systems, consider upgrading to the latest sensors for better long-term availability.
Selection & Installation Tips
✅ Mount the sensor into the groove on the cylinder body with a magnet.
✅ Ensure proper detection distance relative to the piston magnet.
✅ Connect the wires with correct polarity.
✅ Check that the LED lights up when the piston passes the sensing area.
Hotline: 0084 787900099
