The Audac ARU208 Multi-Channel Digital Relay Unit with 8 Relays redefines digital relay unit flexibility. This powerful device allows you to control up to 8 relays through a variety of methods, including a web interface, paging consoles, or external triggers. This unmatched versatility makes the ARU208 perfect for a wide range of applications.

Effortlessly switch between audio sources, route signals, and create custom automation setups. The ARU208 handles balanced mono/stereo signals, line-level audio, amplified speaker signals, and even low-voltage AC power distribution with ease.

Integration is seamless with the ARU208. Trigger relays with external buttons, switches, or alarms thanks to dry contact inputs. Its modular design allows daisy-chaining multiple units for larger applications, ensuring it can grow alongside your needs.

Network connectivity is a breeze. Connect the ARU208 to your Ethernet network for TCP/IP control. The built-in web interface offers complete control via any web browser, while the open command set integrates with any TCP/IP based system.

Installation is just as simple. The compact black ABS housing features clear connection labels and a spring-mount mechanism for easy DIN rail mounting in electrical cabinets. Power it using the optional PSD24x power supply.

The ARU208 is the perfect solution for anyone seeking a powerful and versatile digital relay unit. Its flexibility, wide range of applications, and ease of use make it a standout choice.

Key Features

• Supports AUDAC Touch™ for seamless compatibility
  
• Allows remote control through a user-friendly web interface using HTML5 technology
  
• Designed with a DIN rail mounting enclosure for easy installation
  
• Provides control options through RS485 and TCP/IP protocols
  
• Features pre-programmed timed relay triggering for automated operations
  
• Equipped with terminal block connections for convenient input and output connections
  
• Includes double pole relays with both Normal Open (NO) and Normal Closed (NC) contacts for versatile functionality

Technical Specifications

System
Number of relays
8
Contacts
Normal open & normal closed
Control
Digital communication bus (RS-485)
Manual (contact) relay activation
TCP/IP
Audac Touch™
Connectors
RJ45 (Ethernet)
2 x RJ45 (RS-485 + Audio)
Max. cable length
11811.024 "
Connection standard
TIA/EIA T568B
Relay Type
Two pole type
Inputs Signal
8 x 3-pin screw terminal for A & B input
Outputs Signal
8 x 2-pin screw terminal
Power Consumption
12 W (max.)
Supply
24 V DC

Product Features
Dimensions
6.26 x 3.44 x 2.13 " (W x H x D)
Weight
0.88 lb
Data protocol
RS-485
Required cabling
UTP CAT5E
Colours
Black
Construction
ABS
Accessories (Optional – NOT included)
PSD24x external Power supply