Name: Festo SMT-10M-PS-24V-E-0,3-L-M12 Proximity Switch Cylinder Sensor - INOSAKI
SKU: Festo-8152201
Price: 52.24 USD
Availability: InStock

Technical Overview

The Festo SMT-10M-PS-24V-E-0,3-L-M12 (Part Number: 8152201) is a high-precision magneto-resistive proximity sensor designed specifically for position detection in C-slot pneumatic cylinders and grippers. Operating within a 5 V to 30 V DC voltage range, it features a robust PNP switching output with a normally open (N/O) contact. The sensor guarantees extremely accurate position feedback with a repeat accuracy of 0.2 mm and supports dynamic automation lines with a maximum switching frequency of 130 Hz. Built for industrial environments, it features a rugged, oil-resistant housing with IP65 and IP68 ratings and a 0.3-meter PUR cable terminating in an M12x1 A-coded connector. The unit is halogen-free, compliant with energy chain operation, and rated for use in battery manufacturing facilities requiring reduced Cu/Zn/Ni materials.

Key Features

Magneto-resistive measuring principle for highly accurate, non-contact position detection
Designed for seamless flush mounting within standard C-slot pneumatic cylinders
3-wire PNP switching output with normally open (N/O) switching element function
IP65 and IP68 degrees of protection, safeguarding against heavy dust and water immersion
0.3 m TPE-U(PUR) cable securely terminating in an M12x1 3-pin plug with screw-type locking
Highly visible yellow LED for immediate visual confirmation of switching status
Oil-resistant, halogen-free, and fully RoHS-compliant construction
Certified suitability for Li-ion battery production facilities (reduced Cu/Zn/Ni values)

Technical Specification Matrix

Parameter	Value
Design	For C-slot
Measuring Principle	Magneto-resistive
Measured Variable	Position
Switching Output	PNP
Switching Element Function	N/O (Normally Open) contact
Operating Voltage Range	5 V ... 30 V DC
Max. Output Current	100 mA
Max. Switching Frequency	130 Hz
Ambient Temperature	-40 °C to +70 °C
Degree of Protection	IP65, IP68
Cable Length	0.3 m
Electrical Connection	M12x1 A-coded (3-pin)
Material Cable Sheath	TPE-U(PUR)
Repeat Accuracy	0.2 mm
Switch-on Time	≤1.3 ms
Switch-off Time	4.2 ms ... 7.3 ms
Weight	14 g
Mean Time To Failure (MTTF)	125 Years

Industrial Applications

1. High-Speed Automated Packaging Machinery

In cartoning and sealing machines, miniature pneumatic cylinders perform rapid, repetitive actuations to form boxes or reject defective products. The SMT-10M fits seamlessly into the C-slots of these compact actuators. Its rapid switch-on time of ≤1.3 ms and 130 Hz switching frequency allow the programmable logic controller (PLC) to tightly synchronize machine timing without mechanical delays.

Problem Solved

Prevents mechanical collisions and indexing errors in high-throughput packaging lines by providing instantaneous, ultra-fast position verification of cylinder pistons.

130 Hz switching frequency≤1.3 ms switch-on timeMagneto-resistiveC-slot mounting

2. Lithium-Ion Battery Cell Assembly

Handling delicate electrode plates or pouch cells requires precision pneumatic grippers. Because battery cell chemistry is extremely sensitive to metal contamination, the SMT-10M is specified due to its F1a conformity (certified for reduced copper, zinc, and nickel). Mounted on gripper jaws, it accurately confirms the closed/open state with 0.2 mm repeat accuracy, ensuring the robot arm only moves when the cell is securely gripped.

Problem Solved

Enables reliable end-effector positional feedback in clean environments without risking chemical contamination of the Li-ion battery cells.

Reduced Cu/Zn/Ni values0.2 mm repeat accuracyF1a conformityPNP output

3. CNC Machining Center Tool Changers

Automatic tool changers (ATC) in CNC machines rely on pneumatics to clamp and unclamp heavy cutting tools. The ATCs operate in a harsh environment heavily exposed to synthetic cutting fluids and metallic swarf. The sensor's fully sealed IP65/IP68 housing and oil-resistant PUR cable prevent ingress and degradation, ensuring the controller receives a stable 24V DC signal confirming the tool is locked before the spindle starts.

Problem Solved

Eliminates sensor failure and machine downtime caused by cutting fluid ingress and chemical degradation in harsh metalworking environments.

IP65/IP68Oil-resistantPUR cable5-30V DC