X-21S – ControlByWeb® | Four Relay Form C / SPDT Expansion Module

Description

Expand your control capabilities with the Control By Web X-21S Four Relay Form C / SPDT Expansion Module, designed for seamless integration with X-400™ or X-600M™ controllers. This module enhances your system’s flexibility by providing reliable control over moderate loads such as solenoid valves, alarms, and indicator lights.

Key Features

• Versatile Relay Configuration: Four independent Form-C/SPDT relays capable of handling up to 2.5A at 125VAC or 28VDC, offering flexible control options for various applications.
• Easy Integration: Connects effortlessly to X-400 or X-600M controllers via a ribbon cable, providing both power and communication without the need for separate power supply connections.
• Indicator LEDs: Features LED indicators for power and relay status, ensuring clear visual feedback on module operation.
• Durable Build: Constructed from robust Lexan 940 Polycarbonate Plastic with a UL94 V0 flame rating, suitable for indoor use or installation in NEMA-4 protected environments.
• Wide Operating Range: Operates reliably in temperatures ranging from -40°F to 122°F (-40°C to 50°C), with a storage temperature tolerance of -40°F to 185°F (-40°C to 85°C), making it suitable for diverse environmental conditions.
• Compliance: Meets stringent electromagnetic compatibility standards including IEC CISPR 22, CISPR 24, FCC 47CFR15 Class B, EN55024 ITE Immunity, and EN55022 Emissions. Compliant with IEC 61010-1 safety requirements for electrical equipment.

Specifications

• Relay Outputs: Four SPDT (Form C) relays, each capable of switching up to 2.5A at 125VAC or 28VDC.
• Power Requirements: Operates on 9-28 VDC supplied via the X-400 or X-600M controller (24V recommended), with varying current consumption based on relay activation.
• Dimensions: Compact size measuring 1.41in (35.7mm) wide, 3.88in (98.5mm) tall, 3.1in (78mm) deep (excluding connector), weighing 4.8 oz (136 g).
• Environmental Ratings: Designed for operation in challenging environments with humidity tolerance of 5-95% non-condensing and altitude support up to 2,000m.

x-21s

x-21s-users-manual