Why Choose the ABB sense7z2m Safety Magnetic Switch?
The ABB sense7z2m 2TLA050056R4120, manufacturer designation Sense7Z 2M, is a robust coded non-contact safety magnetic switch designed for interlocking machine guards, gates, hatches and other movable protective devices. Supplied complete with its coded actuator, it provides dependable guard-position monitoring without the mechanical wear associated with conventional tongue-operated safety switches.
Part of the ABB Sense7 safety sensor series, the Sense7Z 2M features a durable 316 stainless steel housing for use in harsh industrial environments and applications requiring frequent cleaning. It operates from a 24 V DC supply and provides 2NC + 1NO solid-state outputs, with the two normally closed channels used for safety monitoring and the normally open channel available for auxiliary indication.
The 2TLA050056R4120 is supplied with a permanently connected 2 m, 8-core cable and integrated LED status indication. With IP67 and IP69K enclosure protection and safety performance up to PL e / Category 4 and SIL 3 depending on system architecture, it is particularly well suited to demanding machinery, processing and washdown applications.
Key Advantages
- Coded non-contact magnetic safety sensing minimises mechanical wear.
- 2NC + 1NO solid-state outputs provide safety monitoring and auxiliary status signalling.
- Rugged 316 stainless steel construction for demanding industrial environments.
- Supplied complete with the coded actuator.
- 24 V DC operation integrates easily with industrial safety control systems.
- IP67 and IP69K protection supports installation in harsh and washdown environments.
- Integrated LED status indication assists commissioning and diagnostics.
- Capable of safety functions up to PL e / Category 4 and SIL 3 depending on system architecture.
Key Features
- ABB Sense7Z 2M coded safety magnetic switch.
- Manufacturer part number: 2TLA050056R4120.
- 2NC + 1NO solid-state output configuration.
- 24 V DC ±10% power supply.
- Maximum 0.2 A rating per output channel.
- 5 mm recommended setting gap.
- 10 mm assured operating distance (Sao).
- 20 mm assured release distance (Sar).
- Integrated LED status indication.
- 316 stainless steel housing.
- IP67 / IP69K enclosure protection.
- Supplied with 2 m, 8-core PVC cable.
- Switch and coded actuator supplied together.
Coded magnetic safety switches monitor movable machine guards without requiring physical contact between the sensor and actuator. When the coded actuator is correctly positioned, the ABB Sense7Z provides the safety outputs required by the connected safety controller or relay. Moving the actuator away from the sensor changes the safety outputs so the machine safety system can respond appropriately.
The stainless steel Sense7Z design is particularly suited to applications where conventional mechanical interlocks may be exposed to contamination, frequent operation or intensive cleaning. Its non-contact operation, robust enclosure, flexible mounting and high ingress protection make the 2TLA050056R4120 a dependable solution for modern industrial machine safety systems.
Typical Applications
- Industrial machine guard monitoring.
- Safety gates and hinged access doors.
- Machine hatches and protective covers.
- Food, beverage and processing machinery.
- Washdown and hygienic production environments.
- Packaging and production equipment.
- Conveyor and material handling systems.
- Automated manufacturing machinery and production lines.
