Macromatic TR-50921-10 - THR-1 Time Delay Relays TR-50921-10
Macromatic

TR-50921-10


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Overview

The Macromatic THR-1 Time Delay Relay (TR-50921-10) is a high-performance industrial timing solution engineered to deliver precise control in automation, machinery, and process applications. Designed for reliability in demanding environments, this relay provides adjustable timing intervals to meet the exact operational requirements of modern industrial systems. Whether used in HVAC control panels, conveyor systems, or manufacturing processes, the THR-1 ensures consistent performance with minimal maintenance, reducing unplanned downtime and associated costs. Built to withstand harsh industrial conditions, the THR-1 features a robust construction with high-quality components that guarantee long-term durability. Its compact design allows for easy integration into control panels, while the intuitive adjustment mechanism enables quick configuration of timing intervals—from milliseconds to hours—without the need for complex programming. This flexibility makes it an ideal choice for engineers and technicians who require a dependable timing solution that adapts to diverse application needs. The THR-1 is widely trusted across industries such as manufacturing, water treatment, material handling, and energy management, where precise timing is critical for process optimization and safety compliance. Its compatibility with standard industrial control systems ensures seamless integration, while its compliance with relevant safety and performance standards provides peace of mind in regulated environments. Macromatic’s reputation for engineering high-quality industrial relays means the THR-1 is backed by decades of expertise in timing control technology. Installation is straightforward, with clear terminal markings and mounting options that accommodate both DIN rail and panel-mount configurations. The relay’s LED status indicator offers real-time feedback on operation, simplifying troubleshooting and maintenance. For professionals seeking a cost-effective, low-maintenance timing solution, the THR-1 delivers unmatched reliability and performance, making it a preferred choice for OEMs and end-users alike. Ideal for applications requiring delayed start, interval timing, or cycle control, the Macromatic THR-1 Time Delay Relay (TR-50921-10) is the trusted partner for engineers who demand precision, durability, and ease of use in their timing control systems.
  • Adjustable timing intervals for precise control in automation and process systems
  • Robust construction with high-quality components for long-term durability
  • Compact design with easy-to-use adjustment mechanism for quick configuration
  • LED status indicator for real-time operation feedback and simplified troubleshooting
  • Compatible with standard industrial control systems and DIN rail/panel-mount configurations

Specifications

Mounting Type
DIN rail and panel-mount
Series
THR-1
RTXD Extractor Tool

6896057-1

RTXD Extractor Tool
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.