ABB - Electrification Signature Partner Distributor
ABB - Electrification 2TLA050040R0504 - MKey are mechanical safety switches used for monitoring doors and hatches. The switch is mounted on the frame and the actuator key on the moving part of the guard. All MKey models have a safe interlocking function. Some MKey models can be locked and depending on the locking signal they can be used either as process locks or safety locks (with a safe unlocking function). MKey switches are available in different material and sizes in order to meet the requirements of different applications.
ABB - Electrification

2TLA050040R0504


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Specification Sheet

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Overview

ABB MKey mechanical safety switches (e.g., SKU 2TLA050040R0504) monitor doors/hatches in industrial safety systems. They consist of a fixed switch unit (mounted to enclosure) and an actuator key (attached to moving guard), ensuring machinery only operates when guards are closed/locked. Configurations include: - MKEY4 (2TLA050001R1400): 12N holding force, metal flex key, 3x 1/2NPT conduit entries. - MKEY4+ (2TLA050001R1301): 40N holding force, plastic flex key, 3x 1/2NPT entries. - MKEY4+ (2TLA050001R1411): 40N holding force, stainless steel head, 3x 1/2NPT entries. - MKEY5 (2TLA050003R1400): 12N holding force, metal flex key, 3x 1/2NPT entries, dimensions 98mm x 58mm. - MKEY4 (2TLA050001R1510): 12N holding force, stainless steel flex key, 3x 1/2NPT entries. All models feature: - Rugged polyester housings/heads (stainless steel head option for MKEY4+). - 2 NC + 1 NO contact outputs. - IP67 protection (dust/water resistant). - Performance Level 'e' compliance with international safety standards. - 3x 1/2NPT conduit entries across all models.
  • Reliable door and hatch monitoring for industrial safety
  • Two-part design: switch and actuator key
  • 2NC/1NO contact configuration for safe interlocking
  • IP67 degree of protection for harsh environments
  • Achieves Performance Level up to 'e' for enhanced safety

Specifications

Mounting Type
Surface mount on frame
Series
MKey
Package Dimensions (L x W x H)
5.905 IN x 3.74 IN x 14.173 IN
Package Dimensions (L x W x H)
14.9987 cm x 9.4996 cm x 35.9994 cm
Package Weight (Imperial)
3.306 L
Package Weight (Metric)
1.500 kg
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MKey are mechanical safety switches used for monitoring doors and hatches. The switch is mounted on the frame and the actuator key on the moving part of the guard. All MKey models have a safe interlocking function. Some MKey models can be locked and depending on the locking signal they can be used either as process locks or safety locks (with a safe unlocking function). MKey switches are available in different material and sizes in order to meet the requirements of different applications.

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MKey are mechanical safety switches used for monitoring doors and hatches. The switch is mounted on the frame and the actuator key on the moving part of the guard. All MKey models have a safe interlocking function. Some MKey models can be locked and depending on the locking signal they can be used either as process locks or safety locks (with a safe unlocking function). MKey switches are available in different material and sizes in order to meet the requirements of different applications.
MKey are mechanical safety switches used for monitoring doors and hatches. The switch is mounted on the frame and the actuator key on the moving part of the guard. All MKey models have a safe interlocking function. Some MKey models can be locked and depending on the locking signal they can be used either as process locks or safety locks (with a safe unlocking function). MKey switches are available in different material and sizes in order to meet the requirements of different applications.

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MKey are mechanical safety switches used for monitoring doors and hatches. The switch is mounted on the frame and the actuator key on the moving part of the guard. All MKey models have a safe interlocking function. Some MKey models can be locked and depending on the locking signal they can be used either as process locks or safety locks (with a safe unlocking function). MKey switches are available in different material and sizes in order to meet the requirements of different applications.
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Frequently Asked Questions

What is the operating voltage range?

The device operates on 24V DC with a range of 20-28V DC.

What safety precautions should be taken?

Always ensure the device is powered off before installation or maintenance to prevent electrical shock.

What are the product dimensions?

The product dimensions are 200 mm in length, 100 mm in height, and 50 mm in width.

Is the product compatible with other devices?

The product is compatible with standard safety sensors and monitoring devices.

What is the weight of the product?

The product weight is 1.5 kg.

What is the maximum operating temperature?

The maximum operating temperature is 60°C.

What troubleshooting steps can I take for common issues?

Check the power supply and connections if the device is not operating as expected.

What materials are used in the product?

The product is constructed from durable metal and high-quality plastic materials.

What are the installation requirements?

The installation requires a standard mounting bracket and appropriate electrical connections.

What are the maintenance requirements?

Regular inspections and cleaning are recommended to ensure optimal performance.

Frequently Asked Questions about ABB - Electrification

What industries and applications are Jokab Safety products used for?

Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.

What technical support does Jokab Safety offer?

Jokab Safety offers comprehensive technical support through multiple channels, including a dedicated technical support phone line at (888) 385-1221 (Option 1) and email support at [email protected]. For advanced technical assistance, customers can contact their specialized Jokab Tech Support at (519) 982-0976 or email [email protected]. Additionally, they provide product specialist support through Jeff Leslie, who can be reached at (519) 982-0976, offering in-depth application and technical guidance.

What are the main product lines offered by Jokab Safety?

Jokab Safety offers a comprehensive range of machine safety products including safety light guards (Orion), safety controllers (Pluto), safety relays (Sentry), safety edges, safety contact mats, safety locks (Gkey), and safety sensors with OSSD and DYNlink interfaces. Their product lines are specifically designed for industrial applications in food and beverage, packaging, and material handling industries, providing robust safety solutions for machine guarding and personnel protection.

What are the key features of Jokab Safety products?

Jokab Safety products offer comprehensive industrial safety solutions with key features including: highest safety certification levels (up to PL e/Cat 4), extensive fault detection, multiple safety device types (optical safety devices, pressure sensitive devices, sensors, switches, locks, emergency stops), and innovative DYNlink technology that reduces cable requirements and simplifies installation. Their products are certified, verified, and compatible with major industrial automation systems like B&R, featuring easy M12 connector connections and a wide range of adapters to streamline safety implementation.

What certifications and standards do ABB - Electrification products comply with?

ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.

What industries and applications are ABB - Electrification products used for?

ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.

What technical support does ABB - Electrification offer?

ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.

What are the main product lines offered by ABB - Electrification?

ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.

What are the key features of ABB - Electrification products?

ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.

What communication protocols do ABB - Electrification products support?

ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.