Lamps Connection By Means Of El-512 Relay; Auxiliary Push Button Of T-7722Vd And T-7822Vd Telephone - golmar 2PLUS Serie Manual De Instalación

OPTIONAL CONNECTIONS
L
amps connection through EL512 relay.
In case of more than three push buttons modules, install a EL512 relay and a TF-104 to supply the
lamps. Connection should be done according to the following diagram:
EL-520
L1 L2 BUS
A
uxiliary push button of T-7722VD and T-7822VD telephone.
The auxiliary push button of the T-7722VD and T-7822VD telephones has
two possible functions which are configurable by JP1 and JP2 jumpers:
JP2 JP1
Activates the SAR-2PLUS auxiliary unit. To configure and
wire this unit, refer to its installation manual.
JP2 JP1
Activates the PA and PB contact closure of the telephone, so it can be used for
switching on the lights, opening an additional door, etc. The maximum authorised
current is 40mA; for higher values, install a relay and a transformer as shown in
the diagram.
T-7722VD or T-7822VD
JP2 JP1
S+ S- BUS HZ
CV2 CV1 +12
Additional door opening
TF-104
PRI
HZ PA PB
~ ~
Main
EL-512
NA1 C1 NC1 NA2 C2 NC2
R-3
SEC
O B R T
~ ~
TF-104
PRI SEC
~ ~ ~ ~
Main
M
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