Programming instructions

17
Block diagram SII 650-0
TaM/TbM In-Home bus: Video
Input and output
E1+/E1- Input for
signalling function,
4-30 V DC or 4-20 V AC
S1/S1 relay contact
max. 24 V, 2 A
SN1/GND RF signal Out
SN2/GND RF signal In
SaV/SbV In-Home bus
internal connection
bv/cv Terminal of the
supply voltage
for Vario bus
Da/Db Vario bus
5 Terminals
SII 650-0
LED signalling SII 650-...
The system interface In-Home bus SII 650-... is fitted with 2 LEDs under the device lid which display operating
statuses and provide an indication of possible faults.
Switching on
LED1 LED2 Function
OFF ON Power On or Reset: Device boots to operating status.
ON OFF Operating status display
Slow flashing OFF Operating status display with active connection
ON Fast flashing Variobus address error (error remedy possible on site)
Fast flashing OFF updating Firmware Update
Frequencies: Slowly appr. 1 Hz, quickly 2 Hz, flashing appr. 16 Hz