Macromatic TR-51724-12 - THR-1 Time Delay Relays TR-51724-12
Macromatic

TR-51724-12

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Overview

The Macromatic TR-51724-12 THR-1 Time Delay Relay is a robust, field-proven solution designed to deliver precise timing control in industrial automation, process control, and machinery applications. As part of Macromatic’s trusted THR-1 series, this relay provides engineers and maintenance professionals with a reliable way to manage circuit activation and deactivation delays—ensuring operational efficiency, safety, and system longevity. Built for durability and accuracy, the TR-51724-12 is engineered to withstand harsh industrial environments, including exposure to vibration, temperature fluctuations, and electrical noise, without compromising performance. Whether used in manufacturing lines, HVAC systems, conveyor controls, or pump stations, this relay offers consistent timing performance that enhances process reliability and reduces downtime. Time delay relays are essential components in applications where sequential operations, safety interlocks, or delayed start/stop sequences are required. The TR-51724-12 supports both on-delay and off-delay timing modes, allowing for flexible configuration to meet specific control logic needs. Its solid-state design eliminates mechanical wear, ensuring long service life and minimal maintenance compared to traditional electromechanical relays. With a compact footprint and DIN-rail mounting compatibility, the relay integrates seamlessly into control panels and automation cabinets, optimizing space utilization while maintaining accessibility for adjustments and diagnostics. Professionals in industries such as food and beverage processing, water treatment, material handling, and automotive manufacturing rely on Macromatic’s time delay relays to maintain precise control over critical processes. The TR-51724-12 is particularly well-suited for applications like motor start delays, valve sequencing, emergency shutdown systems, and lighting control, where timing accuracy directly impacts system performance and safety. Installation is straightforward, with clearly marked terminals for power, control, and timing adjustments, reducing commissioning time and minimizing the risk of wiring errors. The relay’s wide operating voltage range and compatibility with standard control signals make it a versatile choice for retrofitting existing systems or designing new installations. Macromatic, a leader in industrial control and timing solutions, has built a reputation for delivering high-quality, dependable products that meet the demands of modern automation. With decades of experience in the industry, Macromatic’s relays are trusted by OEMs and end-users alike for their engineering precision, compliance with international standards, and commitment to customer support. The TR-51724-12, like all THR-1 series relays, is designed to exceed industry expectations for reliability, ensuring consistent operation even in the most demanding conditions. For engineers seeking a cost-effective, high-performance time delay relay, the Macromatic TR-51724-12 offers a proven solution that enhances system control, reduces maintenance costs, and improves overall operational efficiency.
  • Solid-state design for long service life and minimal maintenance
  • Supports on-delay and off-delay timing modes for flexible control
  • Compact DIN-rail mountable design for easy panel integration
  • Wide operating voltage range for compatibility with various control systems
  • Engineered for harsh industrial environments with vibration and temperature resistance

Frequently Asked Questions about Macromatic

What certifications and standards do Macromatic products comply with?

Macromatic products are certified with ULus and cULus approvals for use in the United States and Canada, covering a wide range of industrial control products. Their product line includes UL-listed devices for various voltage ranges (120V, 208-277V) and NEMA enclosure types, ensuring compliance with North American industrial standards.

What industries and applications are Macromatic products used for?

Macromatic products are used across multiple critical industrial sectors, including water/wastewater, pump and motor control, irrigation, oil and gas, HVACR, material handling, lifts and elevators, and other systems requiring process control and protection. Their industrial control products deliver high-quality monitoring, control, and protection solutions for electrical processes and equipment fault protection.

What technical support does Macromatic offer?

Macromatic offers comprehensive technical support through multiple channels, including a dedicated online Technical Resource Center at macromatic.com/technical-support and direct contact with technical advisors. Their support includes engineering assistance for unique applications, help with product selection, custom-engineered solutions, and troubleshooting for product setup. Customers can reach out via their website contact form or contact their technical team directly to get expert guidance on their industrial control products.

What are the main product lines offered by Macromatic?

Macromatic offers a comprehensive range of industrial control, monitoring, and protection products across multiple product lines, including Alternating Relays, Current Sensing Relays, General Purpose Relays, Intrinsically Safe Barrier Relays, Liquid Level Control Relays, Voltage Monitor Relays, and Time Delay Relays. These products serve critical applications in industries such as water/wastewater, pump and motor control, irrigation, oil and gas, HVACR, material handling, and lift systems.

What are the key features of Macromatic products?

Macromatic products feature innovative industrial control solutions with key characteristics including precise time-based control, compact design, and comprehensive protection capabilities. Their product lines cover voltage monitoring, time delay relays, and control products for multiple industries like water/wastewater, pump and motor control, oil and gas, and HVACR. Standout features include space-saving designs, multiple time delay functions, voltage band protection, and customizable solutions with quick prototype turnaround.

What accessories are available for Macromatic products?

Macromatic offers a comprehensive line of accessories for their industrial control products, including industry-standard sockets (8-pin, 11-pin octal, and 12-pin square), back-mounted sockets for panel mounting, retainers, hold-down springs, terminal covers, and replacement terminals. These accessories are designed to simplify relay installation, replacement, and provide additional mounting and protection options for Macromatic products.

How are Macromatic products typically installed?

Macromatic products are typically installed using industry-standard 8-pin and 11-pin octal sockets, as well as 12-pin square sockets that simplify relay installation. These sockets allow for easy mounting, with back-mounted socket options enabling flange-style enclosures to be panel mounted. Additional installation accessories like retainers, hold-down springs, terminal covers, and replacement terminals are available to support precise and secure product installation.

What communication protocols do Macromatic products support?

Macromatic communication modules support multiple industrial communication protocols, including Modbus RTU, Modbus TCP/IP, PROFIBUS, PROFINET, DeviceNet, EtherNet/IP, and IEC 61850. These protocols enable flexible network integration across industrial automation systems, providing comprehensive connectivity and communication capabilities for diverse industrial applications.

What environmental ratings do Macromatic products have?

Macromatic products feature robust environmental ratings across multiple NEMA and IP standards. Most product lines offer NEMA Type 3R, 4, and 4X ratings, with specific models providing protection against dust, water, and corrosion for both indoor and outdoor applications. Select product series like DS20, DS30, DR30, and DR50 come standard as 3R with optional 4X upgrades available.