Setup and Installation
170
Entrance Telephone
1 Model S30817-Q930-A200
Additional components used include R1 resistance (1,2 k Ω / 0,25W / 5%),
R2 resistance (33Ω / 0,25W / 5%), and a C1 capacitor (1,0µF / 250 VAC /
non-polarized). The connection to the C.O. is made via two wires (A1 / B1)
while the connection to the Entrance Telephone interface is made via four
wires (A2 / B2, KL1, KL2).
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