E3G080 Control module ”Extinguishing”
157
Building Technologies 001260_k_en_--.doc
Fire Safety & Security Products 02.2005
12 Test LED "H5": For fault diagnosis LON interface
LED "H5"
Error diagnosis of communication to B3Q440 control console
Function Status
LED on continuously program in LON-IC not loaded
LED flashes network parameter LON not loaded
LED inactive LON normal operating mode
13 Jumper "X2": Ground fault monitoring 'LON-Bus'
'out' = inactive (factory setting)
'in' = active
(for details application –> see chapter 6)
14 Resistor "R151": Line termination element for the communication circuit to the
B3Q440 control console
The LON communication circuit must be terminated at both ends with a resistor
100 Ω.
– Resistor R151 inserted = unit at end of the line
– Resistor R151 not inserted = no unit at end of the line
Unit at end of the line Unit at end of the line
E3G080 B3Q440 B3Q440
R151
R2
R2
100
Ω
100
Ω
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