Macromatic TR-51726-05 - THR-1 Time Delay Relays TR-51726-05
Macromatic

TR-51726-05


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Overview

The **Macromatic TR-51726-05 THR-1 Time Delay Relay** is a precision-engineered timing control solution designed to meet the rigorous demands of industrial automation, process control, and machinery synchronization. As part of Macromatic’s trusted THR-1 series, this relay delivers reliable, repeatable timing performance in applications where accuracy and durability are critical. Whether deployed in manufacturing lines, material handling systems, or HVAC control panels, the TR-51726-05 ensures seamless operation with minimal maintenance, reducing downtime and enhancing operational efficiency. Engineered for versatility, the **Macromatic TR-51726-05** supports a wide range of timing functions, including on-delay, off-delay, interval, and one-shot modes, making it ideal for complex automation sequences. Its solid-state design eliminates mechanical wear, ensuring long service life even in harsh industrial environments with high vibration, temperature fluctuations, or electrical noise. The relay’s compact footprint and DIN-rail mounting compatibility simplify integration into control panels, while its wide voltage range (typically 12–240V AC/DC) accommodates diverse power requirements across global markets. In industrial automation, precise timing is essential for coordinating sequential operations, safeguarding equipment, and optimizing throughput. The **TR-51726-05** excels in applications such as: - **Process Control Systems**: Managing delays in chemical dosing, conveyor belt synchronization, or batch processing to maintain consistency and safety. - **Machinery Timing**: Controlling motor start/stop sequences, tool actuation, or cycle times in CNC machines, packaging lines, and robotic cells. - **HVAC & Building Automation**: Regulating fan delays, damper actuation, or lighting control to improve energy efficiency and occupant comfort. - **Material Handling**: Coordinating sorting systems, lift gates, or robotic pick-and-place operations with millisecond precision. - **Machine Safety**: Implementing time-delayed interlocks or emergency shutdown delays to prevent hazardous conditions. Macromatic, a leader in industrial timing and control solutions, has built a reputation for reliability through decades of innovation and adherence to stringent quality standards. The **THR-1 series**, including the **TR-51726-05**, reflects the company’s commitment to robust, user-friendly designs that simplify installation and troubleshooting. Engineers and technicians trust Macromatic relays for their consistent performance, clear labeling, and compliance with global certifications (e.g., UL, CE, RoHS), ensuring seamless integration into existing systems. Installation is straightforward thanks to the relay’s plug-in socket design, which allows for quick replacement without rewiring. The **TR-51726-05** also features adjustable timing ranges (typically 0.1 seconds to 100 hours), enabling customization for specific application needs. For added convenience, Macromatic provides comprehensive documentation, including wiring diagrams and application notes, to streamline setup and reduce commissioning time. When selecting a time delay relay, factors such as environmental resilience, power consumption, and compatibility with existing control systems are paramount. The **Macromatic TR-51726-05** addresses these concerns with: - **High Shock/Vibration Resistance**: Ideal for rugged machinery environments. - **Low Power Consumption**: Reduces heat generation and extends component lifespan. - **Wide Operating Temperature Range**: Functions reliably from -20°C to 60°C (-4°F to 140°F). - **LED Status Indicators**: Simplify diagnostics by providing visual feedback on relay state. - **Long Electrical Life**: Rated for millions of operations, minimizing replacement costs. For professionals seeking a dependable, high-performance timing solution, the **Macromatic TR-51726-05 THR-1 Time Delay Relay** stands out as a cost-effective choice that balances precision, durability, and ease of use. Whether upgrading legacy systems or designing new automation networks, this relay delivers the performance and reliability required to keep operations running smoothly.
  • Precision timing control for industrial automation and process systems
  • Supports on-delay, off-delay, interval, and one-shot modes
  • Solid-state design for long life and resistance to vibration/shock
  • Wide voltage range (12–240V AC/DC) and DIN-rail mounting
  • UL, CE, and RoHS certified for global compliance

Specifications

Mounting Type
DIN-Rail
Series
THR-1
Voltage Rating
12–240V AC/DC
Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10

1-1393143-3

Relay Accessories, Sockets & Clips, Printed Circuit Board, Phenolic, Printed Circuit Board, 6, Socket, Potter & Brumfield R10
Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10

1-1393143-6

Relay Accessories, Sockets & Clips, Solder, Polyester, Printed Circuit Board, 2, Socket, Potter & Brumfield R10
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

SCP102D24X-C02

IP67 SCP-X Extreme Environment Series Power Supply. Double Stacked, Output Power 2 x 100W, Output Voltage 24 Vdc, Output Current 7.6 A total, 3.8 A per pair

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.