RIO D4
Pharos RIO D4 remote DALI controller with 4 DALI interfaces for advanced lighting control via Ethernet network. PoE powered, DIN rail mountable and capable of controlling up to 64 DALI devices per port.
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The Pharos RIO D4 (Remote DALI 4-Port) is a remote DALI control module designed to integrate and manage DALI lighting devices within a Pharos control system. Featuring four independent DALI ports, the RIO D4 enables advanced control of multiple DALI lines while also receiving commands from other devices such as control panels, occupancy sensors, or existing DALI systems.
Designed for professional lighting installations, the RIO D4 connects to Pharos controllers through an Ethernet network and supports Power over Ethernet (PoE), allowing both power and data transmission through a single network cable. Its compact enclosure, DIN rail mounting and installer-friendly plug-in terminals make it easy to integrate into electrical cabinets and permanent installations.
Each DALI port can control up to 64 DALI devices, with support for DALI discovery, commissioning and configuration commands. Multiple RIO D4 units can be combined on the same network to create scalable and distributed lighting control systems for large architectural, commercial and professional projects.
The Pharos RIO D4 is the ideal solution for lighting applications requiring reliable, flexible and scalable DALI control, including architectural lighting, commercial spaces, hospitality, public buildings and complex lighting environments.
- 4 independent DALI ports for DALI control and command reception
- Controls up to 64 DALI devices per port
- Designed for use with Pharos lighting control systems via Ethernet network
- Power over Ethernet (PoE IEEE 802.3af Class 2) powered device
- Maximum power consumption: 7 W
- Ethernet interface: RJ45 10/100Base-TX with static IP or DHCP support
- Supports DALI standards:
- EN 62386-101
- EN 62386-102
- EN 62386-202
- EN 62386-209
- Configuration software:
- Pharos Designer 2.15.1 or later
- Pharos Express 2.0 or later
- DIN rail mounting (6 modules / 35 mm rail)
- Dimensions: 108 × 90 × 40 mm
- Weight: 0.2 kg
- Protection rating: IP40
- Operating temperature: 0°C to 50°C
- Relative humidity: 10–90% non-condensing
- Warranty: 5 years
- Certifications: CE, UKCA, UL/cUL compliant

