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NS M4ZZ1SMK Pizzato NS series safety locking switch
Pizzato NSM4ZZ1SMK-F40 RFID safety locking switch with solenoid interlock and F40 coded actuator system for industrial machine guarding applications.
£204.25
Why Choose the Pizzato NSM4ZZ1SMK-F40 Safety Locking Switch?
The Pizzato NSM4ZZ1SMK-F40 is a robust and highly reliable RFID safety interlock switch with solenoid locking designed for machine guarding in industrial automation systems. It is part of the advanced Pizzato NS series safety locking switch family, engineered to provide secure guard monitoring, actuator recognition, and controlled access in demanding industrial environments.
This device ensures that machine guards remain locked during hazardous operation and only release when safe conditions are confirmed. Its F40 coded RFID system provides shared-coded actuator compatibility, making it suitable for general-purpose industrial safety applications while still maintaining effective anti-tamper protection. The integrated solenoid locking mechanism ensures dependable control of safety doors and access panels.
The NSM4ZZ1SMK-F40 is widely used in OEM machinery, robotics systems, packaging equipment, and automated production lines where functional safety and compliance with ISO 14119 machine safety standards are required. It can be integrated into safety systems up to PL e / SIL 3 depending on overall system architecture.
This model belongs to the NS “M4 configuration” family, which uses an energised solenoid locking system (power-to-lock principle) combined with dual-channel safety monitoring architecture. It provides reliable actuator detection and guard status feedback for integration into modern industrial safety circuits. Based on NS-series design principles, it supports series connection in multi-device safety chains while maintaining diagnostic integrity. ([pizzato.com](https://www.pizzato.com/media/images/catalog/item/File/pdf/ZE_GCS05A24/ZE_GCS05A24-ENG_185-202.pdf?utm_source=chatgpt.com))
Key Advantages
- Reliable RFID-coded safety interlock system for machine guarding applications.
- Solenoid locking ensures guards remain secured during hazardous operation.
- F40 shared-coded actuator system for flexible compatibility.
- Designed for integration into PL e / SIL 3 safety systems (system dependent).
- Compact industrial housing suitable for OEM machine design.
- Supports series connection in complex safety architectures.
Key Features
- Pizzato NS series safety locking switch.
- Model: NSM4ZZ1SMK-F40.
- RFID low-level coded actuator system (F40).
- Solenoid locking mechanism (power-to-lock principle).
- Dual safety inputs (IS1–IS2).
- Dual safety outputs (OS1–OS2).
- Actuator presence and lock status monitoring.
- M12 12-pin industrial connector interface.
- IP67 / IP69K protection rating for harsh environments. ([turn0search7])
Reliable Machine Safety Performance
The NSM4ZZ1SMK-F40 ensures that machine guards cannot be opened while hazardous motion is active. Its RFID system helps prevent actuator substitution, while the solenoid locking mechanism ensures controlled access only under safe conditions, improving operator protection in automated industrial environments.
The NS series architecture supports integration into complex safety systems while maintaining high diagnostic coverage and safety integrity, making it suitable for advanced OEM machine safety applications.
Typical Applications
- Industrial machine guarding systems.
- Robotic safety cells.
- Automated production lines.
- Packaging and processing machinery.
- Conveyor safety doors and access panels.
- OEM machinery requiring reliable interlocking.
Technical Specifications
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| Housing Material | Technopolymer | |
|---|---|---|
| Device Type | Guard-locking switch | |
| Connection | M12 connector | |
| Product Series | Pizzato NS | |
| IP Rating | IP67 | |
| Safety Switch Type | Guard locking (solenoid) | |
| Guard Locking | Power to lock | |
| Series | NS Safety Locking Switches | |
| Product type | RFID safety interlock switch with solenoid lock | |
| Application | Machine guarding and safety circuits | |
| Actuation type | RFID low-level coded actuator system (F40) | |
| Locking principle | Solenoid (power-to-lock) | |
| Safety inputs | 2-channel (IS1–IS2) | |
| Safety outputs | 2-channel (OS1–OS2) | |
| Connection type | M12 12-pin interface | |
| Protection rating | IP67 / IP69K | |
| Safety performance | Up to PL e / SIL 3 (system dependent) | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NSM4ZZ1SMK-F40 used for?
It is used for machine safety interlocking to ensure protective guards remain locked during hazardous machine operation.
What does F40 mean?
F40 refers to a low-level coded RFID actuator system where multiple compatible actuators can operate the switch.
How is F40 different from F41?
F40 allows shared actuator compatibility, while F41 uses uniquely coded pairing for higher anti-tamper security.
Is it suitable for industrial environments?
Yes, it is designed for harsh industrial environments with IP67/IP69K protection and robust construction.
Where is it typically installed?
It is typically installed on machine doors, safety guards, and access panels in automated industrial systems.
Trusted in Industrial Automation Worldwide
Pizzato NS series safety locking switches are widely used in industrial automation to deliver reliable machine guarding, secure access control, and high-integrity safety performance.
