700-FSQ4QU18

Overview of Allen Bradley 700-FSQ4QU18

The Allen Bradley 700-FSQ4QU18 is a high-performance electronic timing relay designed for precise and reliable time delay applications. It features a True Off-Delay function, allowing users to control the timing of electrical circuits with flexibility and accuracy. With a control voltage range of 24-240V AC/DC, this relay supports a wide variety of industrial automation setups. Its compact design occupies only 22.5mm width, making it ideal for DIN rail mounting in control panels where space is limited. The 700-FSQ4QU18 provides dual-pole double-throw (DPDT) contact configuration, enabling control of multiple circuits simultaneously. Visual LED indicators on the unit provide clear status information about coil and timing operations, simplifying troubleshooting and setup in demanding environments.

Key Features of Allen Bradley 700-FSQ4QU18

• True Off-Delay timing function ensuring precise control of delay intervals.
• Wide timing range adjustable from 0.15 seconds to 10 minutes with 4 settings.
• Dual Voltage Operation: compatible with 24-240V AC/DC for versatile use.
• Double Pole Double Throw (DPDT) contacts rated for high durability and 8A switching capacity.
• Compact 22.5mm slim housing suitable for dense panel layouts.
• DIN rail mountable with finger-safe terminals for user safety and easy installation.
• LED indicators to provide clear coil and timing status feedback.
• High dielectric strength of 5000V for industrial electrical noise immunity.
• Reliable and rugged design built to withstand harsh operating conditions.

Technical Specs of 700-FSQ4QU18

Specification	Details
Model	700-FSQ4QU18
Timing Function	True Off-Delay
Timing Range	0.15 seconds - 10 minutes (4 selectable ranges)
Control Voltage	24-240V AC/DC
Contact Configuration	DPDT (Double Pole Double Throw)
Contact Rating	8A at 250V AC
Mounting	DIN Rail
Width	22.5 mm
Indicators	LED coil and timing status indicators
Dielectric Strength	5000V

Applications / Use Case

The Allen Bradley 700-FSQ4QU18 timing relay is extensively used in industrial automation systems to ensure precise and reliable timing control. It is ideal for applications requiring delayed shutdown or controlled timing sequences such as conveyor systems, motor control circuits, and assembly line automation. Its true off-delay functionality is useful in processes where equipment must remain powered for a specific period after the control signal ceases, such as lighting hold-on circuits or pump delay systems. The relay’s compact footprint and DIN rail compatibility make it convenient to integrate into existing control panels, optimizing space without compromising performance. Maintenance and testing routines also benefit from its easy-to-read LED indicators and wide voltage compatibility, making it a trusted choice across manufacturing, process control, and automated testing equipment.

Related Resources

• LeadTime.ca – Industrial Automation Components & Repair Services
• View All Allen Bradley Products
• Examples of Industrial Automation and Control Systems
• Allen Bradley 194E-SY Disconnect Switch
• Allen Bradley 1769-OF8 Analog Output Module