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D I G I T A L
D O O R
E N T R Y
S Y S T E M S
CONNECTION INSTRUCTIONS -
HOW TO CONNECT GRF-208 -
Door-opening tone
(Enabled/Disabled)
Panel-type (Main/Secondary)
Power supply
Telephones
GRF-208
19
J1
J2
Audio unit
BUS
15 V
(Installation with several
9 10 111222SC118
IN
7 D1 D2 D3
points of entry)
Entrance panel lamps
Common push-buttons
Electric lock -
Accessory
Connection
Activation
Connection
Activation
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IN
10
111222SC118
IN
0
111222SC118
IN
Accessory
From the dwelling
Using external pushbuttons
TERMINALS
- Power supply
- Panel lighting -
- Electric lock -
- Door opening -
- Auxiliary push-button signal -
Common push-button terminal
Telephones BUS
- Panels BUS
Panel-type selector (Main/Secondary)
Door-opening tone selector (Enabled/Disabled)
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