Macromatic TR-51226-09 - THR-1 Time Delay Relays TR-51226-09
Macromatic

TR-51226-09

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Overview

The Macromatic THR-1 Time Delay Relay (TR-51226-09) is a high-performance industrial timing solution engineered to deliver precise, repeatable delay control in demanding automation and process control applications. Designed for engineers and maintenance professionals who require reliable timing performance without compromise, this relay provides a robust platform for sequencing operations, managing delays, and ensuring synchronized control across machinery and systems. Built by Macromatic—a leader in industrial timing and control solutions—the THR-1 combines field-proven reliability with flexible configuration to meet the exacting demands of modern industrial environments. At the core of the THR-1 is a precision timing mechanism that supports adjustable delay settings, enabling operators to tailor response times to specific operational requirements. Whether coordinating the startup of a conveyor system, managing the dwell time in a heat treatment process, or controlling the delay between machine cycles in a packaging line, this relay ensures consistent timing with minimal drift over time. Its solid-state design eliminates mechanical wear, reducing maintenance needs and extending service life even in high-cycle applications. The THR-1 is ideal for a wide range of industrial applications, including manufacturing automation, HVAC control systems, material handling, and process machinery. In automated assembly lines, it can be used to introduce precise delays between operations to prevent jams or ensure proper part alignment. In HVAC systems, it helps manage staged equipment startup to balance load and reduce inrush current. For process industries such as food and beverage or pharmaceuticals, it supports timing-critical sequences like filling, sealing, or curing. Its compact DIN-rail mountable form factor makes it easy to integrate into control panels and enclosures, even in space-constrained installations. Installation and configuration are straightforward thanks to clear labeling, accessible terminals, and compatibility with standard industrial control voltages. The relay supports both on-delay and off-delay timing modes, allowing it to initiate or extend actions based on system state changes. This dual-mode capability makes it versatile for applications ranging from pump control to emergency shutdown sequencing. For added flexibility, the THR-1 can be paired with external switches or sensors to trigger timing based on real-time process conditions. Macromatic’s reputation for quality and innovation in industrial timing and control is well-established, with decades of experience serving sectors such as oil and gas, water treatment, and power generation. The company’s products are trusted in mission-critical applications where timing accuracy directly impacts safety, efficiency, and product quality. The THR-1 Time Delay Relay continues this tradition, offering a dependable, long-lasting solution that reduces downtime and improves operational consistency. Backed by comprehensive technical support and a global distribution network, the Macromatic THR-1 is the smart choice for professionals who demand precision, durability, and ease of use in their timing control systems.
  • Precision timing with adjustable delay settings for automation and process control
  • Solid-state design ensures long-term reliability and minimal maintenance
  • Supports both on-delay and off-delay modes for versatile application use
  • Compact DIN-rail mountable form factor for easy panel integration
  • Backed by Macromatic’s reputation for quality and technical support

Specifications

Connection Type
Screw Terminal
Mounting Type
DIN Rail
Series
THR-1
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
RTXP 18

RK926011-BC

RTXP 18
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.