ST DL420N2-D0T Pizzato ST D series safety sensor

Why Choose the Pizzato STDL420N2-D0T RFID Safety Sensor?

The Pizzato STDL420N2-D0T is a reliable RFID-coded safety sensor designed for machine guarding, interlocking systems, and industrial safety applications. It belongs to the robust ST D series, developed for non-contact monitoring of protective doors, safety guards, and access panels in automated machinery.

This model uses low-level RFID coding (D0T), allowing recognition of compatible actuators for standard industrial safety applications where flexibility, simplicity, and cost-effective integration are key requirements. It is widely used in OEM machinery, packaging systems, and automated production lines.

The STDL420N2-D0T features a durable technopolymer housing with integrated PVC cable connection (N2 version) and side-output design. It supports an actuation distance of up to 12 mm, enabling flexible installation even where mechanical alignment tolerances are present. {index=1}

Key Advantages

• Reliable RFID-coded safety detection for machine guarding systems.
• Non-contact operation eliminates mechanical wear and reduces maintenance costs.
• Low coding level (D0T) suitable for standard industrial applications.
• Flexible installation with up to 12 mm sensing distance.
• IP67 / IP69K protection for harsh industrial environments.
• Suitable for safety systems up to PL e / SIL 3 when correctly integrated. {index=12}

Key Features

• Pizzato ST D series safety sensor.
• Model: STDL420N2-D0T.
• RFID-coded actuator recognition system.
• Actuator coding level: low coding (D0T). {index=12}
• Outputs: 2 safety outputs (OS1–OS2) + 1 signalling output (O3). {index=12}
• Inputs: 2 safety inputs (IS1–IS2) + 1 programming input (I3). {index=12}
• Supply voltage: 24 VDC. {index=12}
• Actuation distance: 12 mm. {index=12}
• Integrated PVC cable connection (N2 version).
• Technopolymer housing with compact industrial design.
• Operating temperature: -25°C to +70°C. {index=12}

Reliable Safety Performance for Industrial Automation

The Pizzato STDL420N2-D0T ensures safe machine operation by continuously monitoring the position of protective guards and access doors. Its RFID system detects compatible actuators, helping reduce bypass risk and improving overall machine safety integrity.

Its non-contact design eliminates mechanical wear, ensuring long service life even in high-cycle industrial environments. The IP67/IP69K-rated housing provides strong resistance to dust, moisture, vibration, and industrial washdown conditions. {index=12}

Typical Applications

• Machine safety interlock systems.
• Protective doors and safety guarding.
• Industrial automation systems.
• Packaging and production machinery.
• Robotics and CNC machines.
• OEM machine building applications.