Dahua ARM808 alarm system expansion module – 8 in / 1 out, M-BUS up to 2400m

M-Bus expansion module for Dahua ARC9016C series control centre

• 8 zone inputs
• 1 alarm output
• Data transfer 9600bps
• Maximum M-Bus line length up to 2400m with 17 AWG 1.0 mm² cable.
• M-BUS power supply 12VDC, 2W
• 7 dips for switch addressing (0-127combination), maximum 30 modules per circuit