7 Gateways for building management systems
HARC-BX E
TCGB0106 rev.0 - 12/2014
670670
7.4.2.4 General data
HARC-BX E specications
Hardware specications
Element Specication
Power supply AC240V±10% (50/60Hz)
Energy consumption 30 W (max)
External dimensions Width: 240 mm, height: 285 mm, depth: 128.5 mm (Installed inside the box)
Weight 2.3 kg
Installation conditions Indoor
Temperature conditions 0~45°C
Humidity conditions 10~80% (No dew)
Telecommunication specications for monobloc air conditioning
Element Specication
Communication unit Monobloc air conditioning
Communications cable Non-polar, 2 wire system
Telecommunications system Half-duplex telecommunications
Synchronous system Asynchronous communication system
Telecommunications speed 9,600 bps
Cable length 1,000 m (total length)
Connection quantity
Option Type A: Max. amount of units: 64
Option Type A: Max. amount of units: 32
Telecommunication specications for the upper system
Element Specication
Communication unit Upper monitoring equipment
Transmission protocol LonTalk (*) protocol
Access method Persistent CSMA/CD system planned
Coding system Differential Manchester Code
Telecommunications speed 78,000 bps
Maximum cable length 500 m (total bus length)
(*) “LonTalk” is an “Echelon Corporation” trademark in the USA and other countries.
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