CALEFFI 750704 Manual - Página 11

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Architecture of centralisation
CONTECA
EASY
EASY
RS485
RS485
CONTECA
EASY
EASY
RS485
RS485
CONTECA
EASY
EASY
RS485
RS485
24 V (ac)
2-way 1 mm bus transmission line
Centralised 24 V (ac) electric supply line
N.B.:
The transmission bus, code 755855 LSC, is two-way (cross-section 2
x 1 mm
). The controller allows max. 250 users.
2
The maximum length of each individual section is 1200 m.
It is possible to lay up to 4 separate sections using the MULTIPLEXER,
code 755005.
755058
M-Bus - RS-485 slave converter
Used to adapt and galvanically separate two transmission standards
(M-Bus and RS-485). It allows direct connection of CONTECA
meters to an M-Bus transmission line, making them visible as slave
devices.
Electric supply: 230V (ac) - 9VA
Operating temperature: -10 – 60 °C.
Code
755058
M-Bus/RS-485 slave converter
DATA CENTRALISATION
CONTECA
EASY
EASY
CONTECA
EASY
EASY
CONTECA
EASY
EASY
(755855 LSC)
2
®
CONTECA
755010
230 V (ac)
(B) Datalogger DATA EASY TELE
24 V (ac/dc)
(C) DATA EASY datalogger
24 V (ac/dc)
CONTECA
EASY
EASY
RS485
CONTECA
EASY
EASY
RS485
CONTECA
EASY
EASY
RS485
LA + LB + ... + LN + L1 + L2 < 1.200 m
Application diagram for M-Bus slave converter - RS-485 code 755058
The software protocol used for supervisor/CONTECA
interfacing utilises the M-Bus standard (complies with EN 1434 part 3).
EASY
M-Bus
Master
M-Bus
11
TOUCH datalogger
®
Remote acquisition
230 V (ac)
Remote acquisition
750350
Local acquisition
750450
CONTECA
CONTECA
EASY
EASY
EASY
EASY
RS485
RS485
LN
CONTECA
CONTECA
EASY
EASY
EASY
EASY
RS485
RS485
LB
CONTECA
CONTECA
EASY
EASY
EASY
EASY
RS485
RS485
LA
L1
230 V (ac)
7504..
Controller
code 755010
CALEFFI
Hydronic Solutions
Code 755010 - Serial
environment
®