Description
The ControlByWeb® X-WR-4R3-I is a web-enabled WebRelay-Quad™ remote relay control module designed for simple, dependable control of up to 4 electromechanical relays. As the standard Ethernet model in the WebRelay-Quad family, the X-WR-4R3-I provides reliable relay switching and remote control without the added complexity of PoE, WiFi, or cellular connectivity. Its straightforward browser-based interface and no-code logic builder make setup and operation easy for industrial, commercial, and OEM applications.
Built for remote relay control, the X-WR-4R3-I supports manual or automated switching through its open REST API and Modbus TCP/IP communication. It is ideal for applications such as pump and motor control, lighting control, and security lock systems. With a compact industrial design, rugged construction, and flexible relay operation, the X-WR-4R3-I delivers reliable Ethernet-based control in environments where dependable wired communication is essential.
Key Features
- 4 Relay Outputs: Control up to four electromechanical relays from a single compact controller.
- Ethernet-Based Control: The -I model uses standard 10/100 Base-T Ethernet for dependable wired communication.
- Simple Web Dashboard: Configure and control relays through a built-in browser-based interface.
- No-Code Logic Builder: Easily create relay automation without programming software.
- Remote Relay Control: Ideal for manual or automated switching applications across industrial and commercial systems.
- Open Protocol Support: Supports HTTP, XML, and Modbus TCP/IP for flexible integration.
- Password Protection: Helps secure setup and relay control access.
- Industrial-Grade Design: Compact and rugged enclosure built for demanding environments.
Specifications
| Technical Specification | Detail |
|---|---|
| Product Model | X-WR-4R3-I |
| Product Type | WebRelay-Quad Remote Relay Control |
| Relay Outputs | 4 |
| Relay Contact Type | SPDT (Form C) |
| Max Relay Voltage | 28 VAC / 24 VDC |
| Max Relay Current | 3 A |
| Power Requirements | 9–28 VDC |
| Max Current Draw | 320 mA Max |
| Network Interface | 10/100 Base-T Ethernet Port |
| Network Setup | Static IP address assignment, TCP port selectable |
| Protocols | HTTP, XML, Modbus TCP/IP |
| Relay Modes | ON/OFF or Pulse |
| Pulse Timer Duration | 0.1 to 86,400 seconds (1 day) |
| Operating Temperature | -40°F to 150°F (-40°C to 65.5°C) |
| Dimensions | 1.41 in W x 3.88 in H x 3.1 in D (35.7 x 98.5 x 78 mm, excluding connector) |
| Weight | 5 oz (142 g) |
| Enclosure Material | Lexan 940 Polycarbonate Plastic |
| Flame Rating | UL94 V0 |
| Electromagnetic Compliance | IEC CISPR 22, CISPR 24, EU EN55024, EN55022, FCC 47CFR15 Class B |
| Password Protection | Setup page: Yes / Control page: Optional |
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