Macromatic TR-51321-09 - THR-1 Time Delay Relays TR-51321-09
Macromatic

TR-51321-09

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Overview

The **Macromatic THR-1 Time Delay Relay (TR-51321-09)** is a high-performance industrial timing control solution engineered for precision and reliability in demanding environments. Designed to meet the rigorous demands of automation, process control, and machinery synchronization, this relay delivers accurate time delays essential for seamless operational workflows. Whether integrated into manufacturing lines, HVAC systems, or conveyor networks, the THR-1 ensures consistent performance with minimal maintenance, reducing downtime and enhancing productivity. Built by **Macromatic**, a trusted name in industrial control solutions, the THR-1 series stands out for its durability and versatility. Its compact, space-saving design simplifies installation in control panels, junction boxes, or machinery enclosures, making it a preferred choice among engineers and technicians. The relay’s robust construction withstands harsh industrial conditions, including temperature fluctuations, vibration, and electrical noise, ensuring long-term operational integrity. **Key Applications & Industry Use Cases** The Macromatic THR-1 Time Delay Relay is widely deployed across multiple sectors where precise timing is critical: - **Manufacturing & Automation:** Coordinates sequential operations in assembly lines, robotic systems, and packaging machinery to prevent collisions and optimize cycle times. - **HVAC & Building Management:** Controls delays in fan start/stop sequences, damper actuation, and chiller/boiler cycling to improve energy efficiency and system longevity. - **Material Handling & Conveyor Systems:** Manages timing for sorting, diverting, or accumulating products on conveyor belts, reducing jams and improving throughput. - **Process Control & Water/Wastewater Treatment:** Regulates pump start/stop delays, valve actuation, and chemical dosing cycles to maintain process stability and compliance with environmental standards. - **Machine Safety & Emergency Protocols:** Implements time delays for emergency shutdowns, fault recovery sequences, or interlocking systems to protect personnel and equipment. **Why Choose the Macromatic THR-1?** Selecting the right time delay relay is crucial for system reliability, and the **THR-1 series** excels in several key areas: - **Precision Timing:** Offers adjustable time delays (on-delay, off-delay, interval, or one-shot modes) to match specific application requirements, ensuring synchronized operations without manual intervention. - **Easy Installation & Wiring:** Features a plug-in socket design for quick replacement and maintenance, reducing labor costs and system downtime. Compatible with standard DIN rail mounting for streamlined panel integration. - **Wide Voltage Range:** Supports multiple input voltages (e.g., 120V AC/DC, 24V AC/DC), accommodating diverse power supply configurations in global industrial settings. - **High Durability:** Constructed with industrial-grade components, the relay resists shock, vibration, and electromagnetic interference (EMI), ensuring consistent performance in rugged environments. - **Low Maintenance:** Designed for long service life with minimal wear, the THR-1 reduces total cost of ownership by eliminating frequent replacements or adjustments. **Industry Trust in Macromatic** Macromatic has been a leader in industrial control and automation solutions for decades, earning a reputation for innovation, quality, and customer support. The company’s relays, timers, and sensors are trusted by engineers worldwide to deliver dependable performance in critical applications. With certifications such as **UL, CE, and RoHS**, the THR-1 meets stringent safety and compliance standards, providing peace of mind for global deployments. For professionals seeking a **reliable, precise, and easy-to-install time delay relay**, the **Macromatic THR-1 (TR-51321-09)** is the ideal choice. Whether optimizing an existing system or designing a new one, this relay ensures seamless timing control, reduced maintenance, and enhanced operational efficiency. Trust Macromatic to power your industrial automation with solutions built to last.
  • Precision timing control for automation and process synchronization
  • Compact, durable design for harsh industrial environments
  • Adjustable time delay modes (on-delay, off-delay, interval, one-shot)
  • Easy plug-in installation with DIN rail compatibility
  • Wide voltage range support (120V/24V AC/DC) for global applications

Specifications

Connection Type
Plug-in socket
Mounting Type
DIN Rail
Series
THR-1
THR-1 Time Delay Relays THR-14162-34J

THR-14162-34J

THR-1 Time Delay Relays THR-14162-34J

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.