
16
S
I
U
4.4
N540022B
N540022B
CP
L
N
+ A B -
A A B B -
EWW649 - EWG649 Connections
Connect the RS485 line of the wall-mounted remote control
to one or more (up ot a maximum of 30) devices fitted with
electronics for remote control ESE645 or ESE648 using
a suitable two-core cable for serial connections RS485
keeping the power supply cables separate.
-
Chase out the wall in order to minimise the length of
the leads;
-
complete the line with the supplied 120 Ω heating
element;
-
do not make "star" connections;
-
The RS485 cable connection is polarised, respect the
"A" and "B" indications on every periphery connected
(for connecting, it is preferable to use a shielded two-
core cable with a minimum thickness of 0.35 mm
2
);
-
connect the + and - power terminals on the wall
mounted terminal block, 12 V DC, to one of the
boards ESE645 or ESD 648, respecting polarity.