Macromatic TR-51822-08 - THR-1 Time Delay Relays TR-51822-08
Macromatic

TR-51822-08

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Overview

The **Macromatic THR-1 Time Delay Relay (TR-51822-08)** is a high-performance, industrial-grade timing control solution engineered for precision and reliability in automation applications. Designed to meet the rigorous demands of modern manufacturing, process control, and machinery automation, this relay delivers consistent, repeatable time delays to optimize operational efficiency and system safety. As a trusted component in industrial automation, the THR-1 relay is widely deployed in sectors such as automotive, food and beverage, packaging, material handling, and HVAC, where precise timing is critical to process integrity and equipment coordination. At the core of the THR-1 is Macromatic’s commitment to durability and accuracy. Built with robust construction and high-quality components, this relay is engineered to withstand harsh industrial environments, including exposure to dust, vibration, temperature fluctuations, and electrical noise. Its solid-state design ensures long-term reliability, minimizing downtime and reducing maintenance costs—key priorities for plant managers and engineers focused on operational continuity. Whether used for sequencing operations, safety interlocks, motor control, or process timing, the THR-1 provides dependable performance with minimal drift over time, ensuring consistent system behavior across production cycles. The THR-1 Time Delay Relay supports both on-delay and off-delay timing modes, offering flexibility to meet diverse application requirements. Adjustable time delays allow engineers to fine-tune system responses for optimal synchronization between machinery components, such as conveyor systems, pumps, valves, and actuators. This adaptability makes it ideal for applications requiring precise start-up sequencing, delayed shutdowns, or intermittent operation cycles. In safety-critical systems, the relay can be integrated into emergency stop circuits or fail-safe interlocks, enhancing overall system reliability and compliance with industry standards. Installation and integration are streamlined thanks to the THR-1’s compact DIN-rail mountable design and clear terminal labeling. Compatible with standard industrial control panels, it integrates seamlessly into existing PLC and relay-based systems without requiring complex wiring or additional components. Macromatic’s reputation for engineering excellence—rooted in decades of experience in industrial control and timing solutions—ensures that the THR-1 meets stringent performance and safety certifications, including UL, CE, and RoHS compliance. This makes it a preferred choice for OEMs, system integrators, and end-users seeking a reliable, off-the-shelf timing solution. By choosing the **Macromatic THR-1 Time Delay Relay (TR-51822-08)**, engineers gain a proven, cost-effective tool for enhancing automation precision and system control. Its combination of durability, flexibility, and ease of use reduces engineering time and risk, while its long service life contributes to lower total cost of ownership. Whether deployed in new installations or as part of system upgrades, the THR-1 delivers the performance and dependability that industrial professionals rely on every day.
  • Industrial-grade solid-state relay for precise timing control
  • Supports on-delay and off-delay modes for flexible application use
  • Adjustable time delays for optimized system synchronization
  • Compact DIN-rail mountable design for easy panel integration
  • UL, CE, and RoHS certified for global compliance and safety

Specifications

Connection Type
Screw Terminal
Mounting Type
DIN-Rail
Series
THR-1
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
RTXP 18

RK926011-BC

RTXP 18
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
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.