AUDAC ARU20 Series, User Manual

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Chapter 7
Technical specifications
Number of relays ARU204 4 x Relays
ARU208 8 x Relays
Type of relays DPDT (double pole double throw)
Relay contacts
Normal open (NO) - Double pole
Normal closed (NC) - Double pole
Max load per contact 250 V AC / 2A - Max 62.5 VA
24 V DC / 2A - Max 30 W
Control RS485 Communication bus (RJ45)
Manual (contact) relay activation (terminal block)
TCP/IP - Ethernet - 10 Mbit (RJ45)
Audac Touch™
HTML5 Embedded web-page
Max cable length RS485 300 meter
Ethernet 100 meter
Connection standard RS485 CAT5E (or better) TIA/EIA T568B
Ethernet CAT5E (or better) TIA/EIA T568B
Connections RS485 RJ45 (2x for ARU208)
Ethernet RJ45
24 V DC Terminal block connector (max 2.5 mm² - 14 AWG)
Contact inputs Terminal block connector (max 1.0 mm² - 17 AWG)
Relay inputs Terminal block connector (max 2.5 mm² - 14 AWG)
Relay outputs Terminal block connector (max 2.5 mm² - 14 AWG
Audio output Terminal block connector (max 1.0 mm² - 17 AWG)
Power Consumption 12W (max)
Supply 24 V DC
(external 24V DC power supply not included)
Dimensions ARU204 107 x 87.5 x 54 mm (W x H x D)
ARU208 159 x 87.5 x 54 mm (W x H x D)
Weight ARU204 0.224Kg
ARU208 0.300Kg
Housing DIN-rail mountable enclosure
ABS constructed (Black)